125 jobs in Cognizant

**Role: Data Engineer**
**Employment: Full time**
**Hybrid: Once per week**
**Leeds/London/Sheffield/**
**SC Cleared or SC Eligible (Mandatory)**
**Job summary**
+ This is a pivotal engineering role at the heart of one of the most significant data transformation programmes in UK public sector client. You will be joining a strategic engagement programme to design, build, and operationalise a cloud-native data lakehouse on Microsoft Azure Fabric.
+ This is with the UK's largest public service department, serving over 22 million citizens, and this platform will directly underpin data-driven decision-making at national scale.
+ You will take a leading role in the design and delivery of data pipelines, data transformation layers, and lakehouse infrastructure using Microsoft Fabric, Azure Data Factory, and related Azure-native technologies.
+ You will work in agile squads alongside architects, analysts, and DevOps engineers, contributing to private beta builds, public beta expansion, and full platform operationalisation.
**Key responsibilities**
+ Design, build, and optimise data pipelines using Microsoft Fabric (Data Factory, Dataflows Gen2) and Azure Data Factory to ingest data from legacy systems and third-party sources.
+ Develop and maintain the Bronze, Silver, and Gold layers of the lakehouse architecture using OneLake, Delta Lake, and Apache Spark within Fabric.
+ Implement data transformation logic using PySpark, SQL, and Fabric Notebooks; ensure data quality, lineage, and cataloguing via Microsoft Purview.
+ Collaborate with Technical Architects and Infrastructure Engineers to support CI/CD pipelines, infrastructure-as-code, and platform automation
+ Contribute to knowledge transfer workshops, running instructions, and documentation to build internal capability.
+ Support governance compliance including Digital Design Authority reviews, Red Lines Assessments, and security controls.
**Essential requirements**
+ Strong experience with Microsoft Azure Fabric (Lakehouses, Data Pipelines, Dataflows Gen2, Fabric Notebooks)
+ Strong experience with Azure Data Factory (ADF) for orchestration and data movement
+ Strong proficiency in PySpark, SQL, and Python for large-scale data transformation
+ Strong experience with Delta Lake, Apache Spark, and OneLake architecture
+ Good knowledge of Microsoft Purview for data governance, cataloguing, and lineage
+ Good experience with Azure DevOps, Git-based version control, and CI/CD pipelines
+ Good understanding of data lakehouse architecture (medallion architecture - Bronze/Silver/Gold)
+ Good knowledge of Azure storage services (ADLS Gen2, Azure Blob Storage
**Nice to have skills**
+ Experience with Azure Synapse Analytics or migration from Synapse to Fabric
+ Familiarity with Databricks or equivalent distributed processing platforms
+ Experience in UK public sector or government data environments
+ Understanding of SC clearance requirements and government security classifications
+ Knowledge of DDAT frameworks and GDS delivery standards
**Qualifications**
+ Relevant degree in Computer Science, Data Engineering, or related discipline (or equivalent experience)
+ Microsoft Certified: Azure Data Engineer Associate (DP-203) - desirable
+ Microsoft Fabric Analytics Engineer (DP-600) - desirable
Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

**Role: Senior AI Engineer**
**Employment: Fulltime**
**Location - London (Hybrid, 3 days per week on-site)**
+ We are looking for a highly skilled Senior AI Engineer to work on the architecture, development, and productionisation of intelligent AI solutions. This will involve building software powered by Large Language Models (LLMs), Agentic frameworks, and predictive algorithms.
+ The ideal candidate blends software engineering discipline with a deep understanding of AI to design scalable, cost-efficient, highly reliable systems, and driving best-practice use of Databricks across the organisation.
+ This role sets the technical foundations, standards, and patterns that enable teams to build, deploy, and operate production-grade AI engineering solutions efficiently and safely. The role combines strong software engineering, deep Databricks knowledge, and AI expertise, with a focus on developer experience and scalability.
**Key responsibilities**
+ Analyse and interpret eval results, logs and traces from a live AI product
+ Develop and maintain Python microservices, Azure functions, Python packages and REST APIs
+ Build and maintain Lambda functions, Step Functions, and LLM agents to orchestrate workflows.
+ Work with DevOps engineers on day-to-day development, deployment, and operational support.
+ Contribute to CI/CD pipelines and deployment automation using GitHub Actions.
+ Manage artifacts, enforce branch strategies, and utilize Maven and Nexus for release-to-live (RTL) development, including versioning, dependencies, and packaging standards.
+ Participate in code reviews and maintain documentation for backend services.
**Key skills and experience**
+ Hands-on experience with Python frameworks such as Flask, FastAPI, or Django.
+ Proven experience building and maintaining RESTful APIs.
+ Solid understanding of API design, security, versioning, and scalability.
+ Python proficiency, LLM orchestration (RAG), and hands-on experience designing end-to-end intelligent applications using Microsoft's cloud ecosystem
+ Familiarity with serverless architectures and event-driven design.
+ Knowledge of model orchestration, prompt engineering and LLM evaluation workflows.
+ CI/CD and Git-based workflow knowledge.
+ Ability to ensure data consistency, logging, and error handling across distributed services.
+ Experience with GitHub Actions, Jenkins, or other pipeline automation tools.
+ Experience with LangChain, LangGraph and Vector databases.
+ Degree in Computer Science, Software Engineering, or related field - or equivalent experience.
**Nice to have**
+ GenAI exposure
Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

**Job Description - DevOps Engineer (SFIA Level 4)**
**Job Title:** DevOps Engineer (SFIA Level 4 - Senior).
**Programme:** Unified Data Platform (UDP) - Azure Microsoft Fabric.
**SFIA Level:** Level 4 - Enable.
**DDaT Role:** DevOps Engineer.
**Contract Duration:** Up to 36 months (with potential extension).
**Location:** Leeds / London / Sheffield / Remote (hybrid - travel to client sites as required).
**Security Clearance:** SC Clearance.
**Job Summary - What Makes This Role Exciting**
A rare opportunity to operate at the forefront of cloud-native data platform engineering within a major UK government programme. As a DevOps Engineer on the client Unified Data Platform, you will be responsible for designing and implementing the automation, CI/CD, and platform engineering foundations that underpin an Azure Microsoft Fabric-based data lakehouse serving millions of citizens.
At SFIA Level 4, you will take ownership of CI/CD pipeline development, infrastructure-as-code, platform automation, and monitoring across the UDP programme. You will work in close collaboration with Infrastructure Engineers, Data Engineers, and Technical Architects to build robust, scalable, and secure DevOps practices that meet client stringent governance and security requirements.
**Key Responsibilities: -**
· Design, implement, and maintain CI/CD pipelines using Azure DevOps (YAML pipelines, release gates, multi-stage pipelines) for the Azure Fabric platform and associated data workloads.
· Develop and maintain infrastructure-as-code using Bicep and/or Terraform for provisioning and managing Azure Fabric, ADLS Gen2, Azure Key Vault, and supporting services.
· Implement monitoring, alerting, and observability solutions using Azure Monitor, Log Analytics, and Application Insights across the UDP platform estate.
· Enforce security and compliance controls within pipelines including secret management (Azure Key Vault), role-based access control (Azure Entra ID), and policy enforcement (Azure Policy).
· Support Data Engineers and Infrastructure Engineers with automated testing, environment management, and deployment strategies (blue/green, canary).
· Contribute to knowledge transfer, documentation, and running instructions to build client DevOps capability.
**Essential Technical Skills:**
· Strong experience with Azure DevOps - YAML pipelines, repository management, artefact feeds, and release orchestration
· Strong proficiency in infrastructure-as-code using Bicep and/or Terraform on Azure
· Strong experience with Azure platform services: Azure Fabric, ADLS Gen2, Azure Key Vault, Azure Monitor, Log Analytics
· Good experience with Azure Entra ID (formerly AAD) for identity, RBAC, and access control
· Good knowledge of containerisation (Docker) and container orchestration (Azure Kubernetes Service - AKS)
· Good experience with Git-based source control, branching strategies, and code review practices
· Good understanding of Azure Policy and Microsoft Defender for Cloud for compliance and security posture.
**Nice to Have Skills:**
· Experience with Microsoft Fabric deployment pipelines and Fabric REST APIs
· Familiarity with Azure Synapse Analytics or migration from Synapse to Fabric
· Experience in UK public sector or government secure environments (OFFICIAL, OFFICIAL-SENSITIVE)
· Knowledge of DDAT frameworks, GDS technology standards, and government security classifications
· Scripting experience with PowerShell and/or Python for automation tasks.
**Domain / Behaviours:**
· Security-first mindset - committed to building compliant, auditable, and governed automation
· Strong problem-solving ability and ability to work across data engineering and infrastructure teams
· Proactive approach to identifying and resolving platform reliability issues
· Clear and concise communicator across technical and management audiences
**Qualifications:**
· Relevant degree in Computer Science, Software Engineering, or related field (or equivalent experience)
· Microsoft Certified: DevOps Engineer Expert (AZ-400) - desirable
· Microsoft Certified: Azure Administrator Associate (AZ-104) - desirable
**Travel Required:**
· Yes - travel to client sites (Leeds, London, Sheffield) as required
Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

**Job Description - Technical Architect (SFIA Level 5)**
**Job Title:** Technical Architect (SFIA Level 5 - Senior).
**Programme:** Unified Data Platform (UDP) - Azure Microsoft Fabric.
**SFIA Level:** Level 5 - Ensure, Advise.
**DDaT Role:** Technical Architect.
**Contract Duration:** Up to 36 months (with potential extension).
**Location:** Leeds / London / Sheffield / Remote (hybrid - travel to client sites as required).
**Security Clearance:** SC Clearance (required for this role).
**Job Summary - What Makes This Role Exciting**
An exceptional opportunity to shape the technical direction of one of the UK's most significant public sector data programmes. As a Senior Technical Architect on the client Unified Data Platform, you will define and govern the end-to-end technical architecture of a cloud-native data Lakehouse on Microsoft Azure Fabric, enabling data-driven services for over 22 million citizens across Universal Credit, State Pension, and disability benefits.
At SFIA Level 5, you will own the High-Level and Low-Level architectural designs, provide technical leadership across the data engineering, DevOps, and infrastructure squads, and serve as the primary technical authority for the programme. You will represent the programme at client Digital Design Authority, Red Lines Assessment boards, and other governance forums, ensuring all architectural decisions are compliant, defensible, and aligned to client strategic vision.
**Key Responsibilities: -**
- Define, own, and maintain the end-to-end technical architecture for the client UDP on Microsoft Azure Fabric; produce and gain approval for HLD and LLD artefacts.
- Provide technical governance leadership: represent the programme at client Digital Design Authority, Red Lines Assessment, and security governance boards; ensure all designs meet client standards.
- Lead architectural decision-making across the Microsoft Fabric Lakehouse, including medallion architecture design, data integration patterns, OneLake governance, and Microsoft Purview integration.
- Provide technical leadership and oversight to Data Engineers, DevOps Engineers, and Infrastructure Engineers; review designs, conduct code and architecture reviews, and enforce standards.
- Define non-functional requirements (NFRs) including performance, scalability, availability, security, and disaster recovery; validate these are met throughout the build lifecycle.
- Lead knowledge transfer of architectural design decisions, patterns, and documentation to client teams; build internal capability and ensure operational readiness.
**Essential Technical Skills:**
- Extensive experience as a Technical or Solution Architect on large-scale cloud data platform programmes.
- Extensive knowledge of Microsoft Azure Fabric - Lakehouse, Warehouse, Data Pipelines, OneLake, Fabric Notebooks, Real-Time Analytics, and Power BI integration.
- Extensive experience designing data Lakehouse architectures (medallion architecture, Delta Lake, Apache Spark).
- Strong expertise in Azure data services: Azure Data Factory, ADLS Gen2, Azure Synapse Analytics, Azure Databricks.
- Strong knowledge of Microsoft Purview for enterprise data governance, cataloguing, lineage, and compliance.
- Strong experience with Azure security architecture: Entra ID, Private Endpoints, Azure Key Vault, Microsoft Defender for Cloud, and zero-trust networking.
- Strong experience producing HLD and LLD documentation for governance and assurance processes.
- Good experience with infrastructure-as-code (Bicep/Terraform) and Azure DevOps CI/CD architecture.
**Nice to Have Skills:**
- Experience presenting at senior governance forums (e.g., government Digital Design Authority or equivalent).
- Familiarity with TOGAF or other enterprise architecture frameworks.
- Experience migrating from on-premises data warehouses or AWS/Azure Synapse to Microsoft Fabric.
- Knowledge of UK government security standards (NCSC Cloud Security Principles, OFFICIAL-SENSITIVE classification).
- Experience in client Digital or comparable DDAT-governed public sector programmes.
**Domain / Behaviours:**
- Ability to operate at both strategic and technical levels - from governance boards to code reviews.
- Strong influencing and communication skills with senior client stakeholders and multi-supplier teams.
- Commitment to building lasting client capability through knowledge transfer and documentation.
- Pragmatic and delivery-focused approach to architecture - balancing aspiration with programme reality.
- High levels of personal integrity and accountability, consistent with working in a sensitive government environment.
**Qualifications:**
- Relevant degree in Computer Science, Software Engineering, or related field (or equivalent experience).
- Microsoft Certified: Azure Solutions Architect Expert (AZ-305) - essential.
- Microsoft Certified: Azure Data Engineer Associate (DP-203) or Fabric Analytics Engineer (DP-600) - desirable.
- TOGAF 9/10 Certification - desirable.
**Travel Required:**
- Yes - travel to client sites (Leeds, London, Sheffield) as required.
Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

The Non-Functional Tester is responsible for validating the performance, scalability, reliability, and accessibility of enterprise applications. The role designs and executes non-functional test strategies, analyses results, and partners with engineering and business stakeholders to ensure systems meet defined non-functional requirements (NFRs).
Candidates should be SC Eligible (5 Years in UK )
**Key Responsibilities**
+ Understand Non-Functional Requirements (NFRs) and scope from client documentation.
+ Develop and maintain non-functional test strategies and plans aligned with business and technical objectives.
+ Design and execute performance tests using tools such as JMeter, Azure Load test to evaluate system scalability and reliability, reporting using Blaze meter
+ Perform accessibility testing using Wave, Axe to ensure compliance with WCAG and other accessibility guidelines.
+ Analyse test results to identify trends, patterns, and areas for improvement in system performance.
+ Prepare detailed test reports, including metrics such as response times, throughput, and defect summaries.
+ Collaborate with developers, architects, and business analysts to resolve non-functional issues and optimize system performance.
+ Conduct load, stress, soak, and spike testing to validate system behaviour under varying conditions.
+ Integrate non-functional tests into CI/CD pipelines to enable continuous performance validation.
+ Define non-functional acceptance criteria and service-level objectives (SLOs) in collaboration with stakeholders.
**Required Skills**
+ Should have experience in non-functional / performance testing of enterprise web and API-based applications.
+ Hands-on expertise with performance testing tools such as Apache JMeter and Azure Load Testing, with result analysis and reporting in BlazeMeter.
+ Experience with accessibility testing tools such as WAVE and Axe, and a working knowledge of WCAG 2.1/2.2 compliance standards.
+ Strong understanding of non-functional requirements including performance, scalability, reliability, availability, and security.
+ Ability to analyse performance metrics (response time, throughput, latency, resource utilisation) and identify bottlenecks.
+ Familiarity with APM and monitoring tools (e.g., Dynatrace, AppDynamics, Grafana) for system observability.
+ Experience integrating performance tests into CI/CD pipelines (e.g., Azure DevOps, Jenkins, GitLab).
+ Working knowledge of cloud platforms (Azure / AWS) and containerised environments.
Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

The Automation Tester is responsible for designing, developing, and maintaining automated test solutions for web and MS Dynamics applications. Working within Agile delivery teams, the role ensures high-quality releases through functional, regression, and integration testing, robust automation frameworks, and CI/CD integration.
**Responsibilities**
+ Develop and maintain automated test scripts C#, JavaScript with Selenium and Playwright
+ Perform functional, regression, and integration testing across web applications
+ Design robust test frameworks and enhance existing automation suites, including Playwright based solutions
+ Collaborate with developers, QA engineers, and product teams to ensure high quality releases
+ Participate actively in Agile ceremonies such as sprint planning, daily stand ups, backlog refinement, and retrospectives
+ Work effectively within Agile project environments, contributing to iterative delivery and continuous improvement
+ Identify, document, and track defects, ensuring timely resolution
+ Execute test cases, analyse results, and provide clear reporting on test coverage and quality
+ Implement best practices for test automation, CI/CD integration using Jenkins/ADO, and code quality
**Required Skills**
+ Strong hands-on experience in test automation using C# and JavaScript.
+ Proven expertise with Selenium and Playwright automation frameworks.
+ Proficient experience and expertise in MS Dynamics testing.
+ Good experience in the usage of Azure DevOps (ADO) for test management and CI/CD.
+ Solid understanding of functional, regression, and integration testing across web applications.
+ Experience integrating automated tests into CI/CD pipelines using Jenkins and/or Azure DevOps.
+ Working knowledge of Agile delivery methodologies and active participation in Agile ceremonies
+ Strong defect management skills, including identifying, documenting, and tracking issues to resolution.
+ Excellent analytical, problem-solving, and communication skills, with the ability to collaborate across cross-functional teams.
Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

We are seeking an experienced QA Automation Engineer with strong expertise in Selenium, Playwright, C#, JavaScript, and Azure DevOps. The ideal candidate will be responsible for designing scalable automation frameworks, driving end-to-end test automation initiatives, and ensuring high-quality software delivery in Agile environments.
**Key Responsibilities**
+ Design, develop, and maintain scalable automated test frameworks using Selenium and Playwright with C# and JavaScript.
+ Drive end-to-end functional, regression, integration, and system test automation for web applications.
+ Design robust automation solutions and enhance existing automation suites to improve test coverage and reliability.
+ Develop and implement automation best practices, coding standards, and quality assurance processes.
+ Integrate automated test suites into CI/CD pipelines using Azure DevOps (ADO) and Jenkins.
+ Collaborate closely with Engineering, QA, Product Owners, and Business stakeholders to ensure quality throughout the software development lifecycle.
+ Analyze business and technical requirements, define test strategies, and identify automation opportunities.
+ Troubleshoot automation issues, optimize test execution performance, and improve framework maintainability
+ Participate actively in Agile ceremonies including sprint planning, backlog refinement, daily stand-ups, reviews, and retrospectives.
+ Support continuous improvement initiatives and contribute to overall test strategy and quality engineering practices.
**Required Skills**
+ Strong experience in Selenium WebDriver.
+ Hands-on experience with Playwright Automation Framework.
+ Proficiency in C# and/or JavaScript/TypeScript.
+ Experience in designing and maintaining automation frameworks from scratch.
+ Strong knowledge of: Functional Testing, Regression Testing, Integration Testing, API Testing (preferred)
+ Experience with Azure DevOps (ADO).
+ Experience with Jenkins and CI/CD implementation.
+ Knowledge of source control systems such as Git.
+ Familiarity with Agile development methodologies.
Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

The Non-Functional Tester is responsible for validating the performance, scalability, reliability, and accessibility of enterprise applications. The role designs and executes non-functional test strategies, analyses results, and partners with engineering and business stakeholders to ensure systems meet defined non-functional requirements (NFRs).
**Key Responsibilities**
+ Understand Non-Functional Requirements (NFRs) and scope from client documentation.
+ Develop and maintain non-functional test strategies and plans aligned with business and technical objectives.
+ Design and execute performance tests using tools such as JMeter, Azure Load test to evaluate system scalability and reliability, reporting using Blaze meter
+ Perform accessibility testing using Wave, Axe to ensure compliance with WCAG and other accessibility guidelines.
+ Analyse test results to identify trends, patterns, and areas for improvement in system performance.
+ Prepare detailed test reports, including metrics such as response times, throughput, and defect summaries.
+ Collaborate with developers, architects, and business analysts to resolve non-functional issues and optimize system performance.
+ Conduct load, stress, soak, and spike testing to validate system behaviour under varying conditions.
+ Integrate non-functional tests into CI/CD pipelines to enable continuous performance validation.
+ Define non-functional acceptance criteria and service-level objectives (SLOs) in collaboration with stakeholders.
**Required Skills**
+ Should have experience in non-functional / performance testing of enterprise web and API-based applications.
+ Hands-on expertise with performance testing tools such as Apache JMeter and Azure Load Testing, with result analysis and reporting in BlazeMeter.
+ Experience with accessibility testing tools such as WAVE and Axe, and a working knowledge of WCAG 2.1/2.2 compliance standards.
+ Strong understanding of non-functional requirements including performance, scalability, reliability, availability, and security.
+ Ability to analyse performance metrics (response time, throughput, latency, resource utilisation) and identify bottlenecks.
+ Familiarity with APM and monitoring tools (e.g., Dynatrace, AppDynamics, Grafana) for system observability.
+ Experience integrating performance tests into CI/CD pipelines (e.g., Azure DevOps, Jenkins, GitLab).
+ Working knowledge of cloud platforms (Azure / AWS) and containerised environments.
Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.

**Role: Senior Project Manager**
**Employment: Full time**
**Location: London (Hybrid)**
**SC Cleared or SC Eligible**
**Role Overview**
The Senior Project Manager will be responsible for leading the end-to-end delivery of projects, ensuring successful execution through effective stakeholder management, resource coordination, and structured planning. The role requires strong leadership capabilities to drive delivery outcomes while maintaining alignment with business objectives and client expectations.
**Key Responsibilities**
+ Planning and tracking project milestones
+ Managing risks and dependencies, and implementing robust mitigation strategies to ensure delivery stability and predictability
+ Overseeing cross-functional teams, ensuring optimal resource utilisation, clear communication, and alignment across all stakeholders
**Delivery & Ways of Working**
The role demands expertise in Agile delivery frameworks, including facilitating key ceremonies, driving continuous improvement initiatives, and fostering a collaborative, outcome-oriented delivery culture. The individual will play a critical role in ensuring transparency, governance, and timely decision-making throughout the project lifecycle.
**Candidate Profile**
The ideal candidate will demonstrate strong organisational and communication skills, with the ability to manage complex delivery environments, proactively address risks, and drive high-quality, value-focused outcomes.
Cognizant is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to sex, gender identity, sexual orientation, race, color, religion, national origin, disability, protected Veteran status, age, or any other characteristic protected by law.