117 Devops Engineers jobs in London

Orgvue is a leading organizational design and planning software platform that captures the power of data visualization and modelling to build more adaptable, and better performing organizations. HR, finance and business leaders use Orgvue for actionable insight and analysis that helps them make faster workforce decisions in a constantly changing world.

Orgvue is used by the world’s largest and best-known enterprises and management consulting firms to visualize and confidently build the businesses they want tomorrow, today. The company is headquartered in London, with offices in Philadelphia, The Hague, Toronto, and Sydney.

We are seeking a Principal Site Reliability Engineer who will be a senior technical leader focused on scaling and hardening our AWS- and Kubernetes-based infrastructure.

Role

In this role you will work across product, platform, and operations teams to ensure our systems are reliable, observable, and resilient, even at scale.

This role combines hands-on technical capability with strategic vision, helping us build a world-class reliability culture and a robust engineering foundation for growth. We're looking for someone who has technical expertise, is a great communicator and enjoys collaborating across multiple teams.

Responsibilities

• Define and enforce SLOs, SLIs, and error budgets across critical services
• Crafting and implementing a cloud infrastructure and tooling strategy       
• Work across our Org to level up SRE practices
• Help implement robust observability metrics, logs & traces using our observability tool
• Guide the team in building automated, self-healing systems
• Own and evolve our incident response processes, including on-call practices and post-mortem culture
• Mentor engineers across the org on best practices in reliability, operational readiness, and scalable infrastructure
• Drive Infrastructure as Code (IaC) using Terraform, Kubernetes, CloudFormation and GitOps practices
• Collaborate closely with security, DevOps, and software teams to ensure compliance, scalability, and operational excellence
• Evaluate and introduce tools, patterns, and practices that improve the performance and reliability of our SaaS platform

Requirements

• Demonstrable experience leading SRE transformations
• Deep hands-on expertise with Kubernetes (EKS preferred) in production environments
• Strong experience with AWS core services (EC2, EKS, RDS, S3, ALB/NLB, IAM, CloudWatch, etc.)
• Expert in Infrastructure as Code using tools such as Terraform , with knowledge of GitOps workflows
• Strong background in observability: metrics, visualization, logging, and tracing
• Understanding of automation, SDLC, CI/CD pipelines, deployment automation, and blue/green or canary releases
• Proven experience with incident management, disaster recovery planning, root cause analysis, and post-incident reviews

Benefits

• Hybrid working - 1+ days a week in the London office

• Wellbeing: Sanctus Coaching, Virtual fitness sessions, Wellbeing webinars, Annual Wellbeing day

• Subsidised Gym Membership
• Private Medical Insurance (including Dental and Vision) and Life Assurance
• 25 days holiday (increasing to 30 days at a rate of 1 extra day per year)
• Summer Fridays (half-day Fridays for the months of July and August)
• Employer pension contribution of 5% of your gross salary, if you contribute a minimum of 3%
• Season ticket Loan
• Cycle to Work Scheme
• Annual Discretionary Bonus

'Here at Orgvue we promote individualism and a diverse workforce to build on our future success'

Board Intelligence is a technology and advisory firm that supercharges boards with the science of board effectiveness. We build better businesses and benefit society.  

Through a suite of AI-powered software tools, evaluation frameworks, and advisory services that distil twenty years of boardroom experience, we improve the efficiency of board processes and the effectiveness of boards.  

We work with over 70,000 leaders and 3,000 organisations across the world, with clients across the Fortune 500, FTSE 100, and OMX 30. In 2024 we received substantial backing from K1 Investment Management – the leading B2B Enterprise SaaS investors. We are at the beginning of significant growth, and we’re looking for superb talent to join us on this journey.  

As we grow, we’re fiercely protective of our culture and values. Many of us, including our founders, have families and other priorities, so we know the value of a supportive company.  

The team is diverse and friendly. We value fun: most days you’ll find a social event or learning opportunity to get involved with, including company socials, away days, philanthropic activities and lunch & learns.

Our Mission

We unleash the potential of organisations through the science of board effectiveness, building better businesses and benefiting society. 

The Opportunity 

As a Senior Site Reliability Engineer (SRE), you'll be joining a team whose mission is to ensure the availability, performance, security and reliability of our platform and core services, ensuring that they meet the needs of our internal and external users. You will take the lead on projects across the entire breadth of our tech stack, from planning all the way through to delivery and maintenance - you will bring others on the team with you on the journey too and not just go it alone. You will be responsible for visibility and monitoring of those systems, for building tooling and automation to reduce TOIL and for responding to incidents as part of our 24/7 SRE on-call team.

The SRE team:

• Strives to provide the highest standards of Availability, Scalability, Performance and Security for our Software as a Service environments across multiple cloud vendors and our own private cloud physical infrastructure hosted at datacentres in the UK.
• Provides enabling infrastructure, pipelines and tooling to support product development.
• Works closely with security, product development and commercial teams to ensure the future suitability of our infrastructure
• Agrees and sets standards and methodologies for engineering work
• Proactively monitors our platform and responds to incidents as part of a 24 / 7 rota

We're looking for a great Senior SRE to be a hands on individual contributor to key technical projects and to help us build a first-class SRE function. This role will involve:

• Hands on work with technical projects, taking direction from the team Principals
• Implement and maintain monitoring solutions / metric-driven alerting, logging and tracing
• Troubleshoot in complex environments
• Establish and measure SLIs and SLOs with engineering teams and continuously improve relationships and ways of working with other engineering teams
• Participate in periodic 24x7 paid on-call duties
• Holds, or is eligible to obtain HMG Security Clearance at the SC level
• Build and manage systems, infrastructure and applications using infrastructure as code and automation (Terraform, Ansible, K8s, Helm, Go)
• Pair programming, knowledge sharing and running appropriate training sessions for the team
• Writing well-defined tickets (and supporting documentation when required) as well as keeping them up-to-date

Requirements

We prefer to work with the best talent regardless of whether you are familiar with all of the tools that we use. We don’t need you to be familiar with everything on this list but experience in some or all of these areas will be useful and a willingness to dive in and learn the others, essential.

• Security Clearance (SC) in the UK
• A strong background in SRE/DevOps or Linux System Administration
• A strong background in system automation using configuration management systems such as Ansible, Chef or Puppet.
• A solid understanding of containerisation and container orchestration using tools such as Kubernetes
• Experience with creation of automation using APIs
• Experience of automation testing in an Agile Software environment
• Close familiarity with some or all of:
• Network management and optimisation
• Postgresql Database management and optimisation
• With common security frameworks CIS, NIST, OWASP
• Familiarity with Public Cloud Services like AWS | GCP | Azure
• Familiarity with co-located physical infrastructure (we’re currently hybrid)
• Solid understanding of Continuous Integration (CI) and Continuous Deployment (CD)
• Close familiarity with or direct experience of the trade-offs and design decisions Software Engineers need to make when developing applications that must perform and scale well in the real world
• Experience with technical writing and or reviewing technical designs
• Strong experience and understanding of Agile practices including Scrum, Kanban etc
• An understanding of one or more of the following languages: Ruby, Java, Go, Bash/Shell
• Strong experience with issue tracking software like Jira and story management lifecycle in general

Traits

• Strong communication skills with the ability and openness to work across a range of varied stakeholders and confidence to check and challenge when required.
• Cares about evolving SRE best practices (through a security lens) and is driven to find the right ways of working with the team
• Appreciation of architecture decisions and trade offs
• Is self-driven and constantly striving to improve everything with automation and monitoring
• Is able and willing to travel to our physical datacenters in the U.K should the need arise
• Demonstrates and promotes positive attitudes and behaviours: collaboration, learning, sharing, respect and kindness

Our applications are written in Ruby (with Rails) or Java. Client-side web apps are written in React, and some services in Clojure, Java and Go.

Our platform consists of:

• Multiple Kubernetes Cluster for Container orchestration
• Apache Kafka and Redis shortly Postgres for event messaging
• Postgres for data storage
• OpenStack Swift for Object storage
• Juniper & Cisco networking devices
• A number of internally written tools for managing the platform written in Go

We run our own physical infrastructure co-located in three datacentres across the UK. We also run a public cloud Production Environment on GCP for one of our products and we’re moving in the direction of more public cloud for production and pre-production environments and pipelines.

You do not need experience with all of that but a willingness to embrace and learn the bits that are new to you using knowledge and training tools available to you such as (Secureflag)

Benefits

• Competitive salary & pension scheme
• Personal performance bonus
• 26 days holiday each calendar year
• Bupa health & dental cover
• Group life insurance
• EAP; AIG Smart Health and Bereavement Counselling & Probate Helpline
• Regular training & development, mini MBA series, lunch & learns
• Cycle to work scheme
• Competitive parental policies
• Gym membership discounts
• Monthly company socials

At EFG (ESL FACEIT Group) we create worlds beyond gameplay where players and fans become community. We pride ourselves in having a corporate social responsibility which is that “IT’S NOT GG (Good Game), UNTIL IT’S GG FOR ALL”. We are passionate about the culture we foster that ultimately helps to create and shape the world of esports, gaming tournaments, leagues, events and holistic ecosystems staged for our millions of players, fans and heroes.

The Team:

As a Site Reliability Engineer at EFG, you will be designing, analyzing, and troubleshooting large-scale distributed systems. You will demonstrate a systematic problem-solving approach, and the ability to debug and optimize code and to automate routine tasks. You will ensure that EFG’s services and systems are reliable, that they have uptime appropriate to users' needs and they have a fast rate of improvement. 

Apart from monitoring our systems' capacity and performance, you will also focus on optimizing existing systems, on building infrastructure and on eliminating work through automation.  You will work collaboratively with the software engineering teams to deploy and operate our systems, and you will help to automate and streamline our operations and processes. Within this role, you will be given real responsibilities, and you have the opportunity to drive change and have a big impact on our products and platform.

What you will do:

• Maintaining and improving the monitoring and observability tools (Grafana/Prometheus/Thanos/Jaeger);

• Working closely with your team and with other cross-functional teams to help design, maintain and operate systems at scale;
• Developing and driving adoption of SRE best practices across the company;
• Leading on incident management process and adoption;
• Using your troubleshooting skills to help identify and fix operational issues;
• Working with Cloud Native technologies such as Kubernetes, Envoy, Istio, Prometheus and Helm;
• Working with the “Hashi Stack” (terraform, packer, vault);
• Experimenting with and introducing cutting edge technologies.

Requirements

• Proven experience as a Site Reliability Engineer, DevXP Engineer or Software Engineer, focusing on building and maintaining scalable infrastructures;

• Excellent working knowledge on at least one of the major cloud providers (GCP/AWS/Azure);
• You have experience with cluster management systems (Kubernetes);
• Knowledge of incident management: ability to investigate, troubleshoot, recover and prevent the recurrence of incidents that interfere with the normal delivery of IT services;
• Proficient in Go language and some level of proficiency in at least another language: Java, Python, Rust…;
• You have knowledge of GitOps practices;
• You have production scale experience with one of the following; MongoDB, Redis, MySQL;
• Experience contributing to open source technologies would be an added bonus.

As a critical and trusted member of the Systems Engineering team, you'll be working side-by-side with software engineers to design and deliver mission critical services and systems. You'll be working with infrastructure and services at scale, utilizing wide variety of cutting edge technologies used to support our high-traffic real-time Freelancer.com marketplace and a range of other business products fully deployed in Amazon Web Services cloud and powered by Nginx, MySQL, Redis, ElasticSearch, RabbitMQ, Consul, Docker, and Kubernetes. It is our mission to build highly resilient, dynamically scaling, self-healing systems by automating and monitoring everything using Terraform, Puppet, Prometheus, Grafana, Kibana, and Jenkins.

Requirements:

• Strong understanding of operating systems, networking and systems architecture;
• Strong experience working with Linux, as well as database, web, and file servers at scale in production environments;
• Strong experience with any cloud, virtualization, and/or container services (AWS, GCP, Azure, VMware, OpenStack, Docker, Kubernetes, Docker Swarm, AWS ECS)
• Experience working with any configuration management and infrastructure orchestration tools such as Puppet, Chef, Ansible, CloudFormation or Terraform;
• Programming experience with any of Python, Go, PHP,Ruby, Node.js.
• Experience with incident response and security-focused mindset;
• University Degree in Computer Science/Engineering (or related field) is preferred;

Benefits:

• Fast-track your career growth – our meritocratic culture is known for promoting from within and producing industry leaders in tech.
• Delicious Friday lunches from a rotating selection of local restaurants.
• Engaging Weekly Town Halls with global presentations and open Q&A sessions with our CEO (feel free to ask him anything!).
• Hack-a-thons - Get hacking and programming in this quarterly company-wide event where teams create solutions to existing problems and win prizes. The 2-day event is filled with games, events, shows, food and more.
• Our London office is located close to Old Street Underground station

Just when you thought it couldn’t get any better:

• Change lives every day – Everything we do as part of our jobs contribute to improving the lives of our users on a global scale. Our mission is to provide one billion jobs. Not many companies actually make a difference like Freelancer does  in providing opportunity and income to people all around the world.
• Fast-track your career - We boast a meritocratic culture, renowned for hiring into senior roles from within and producing many business and product leaders in the technology industry.

Who is Freelancer.com?

Freelancer owns Escrow.com, the world’s largest online escrow company with over US$7 billion in transactions secured, powering the sale of jet parts to oil wells. Freelancer also owns Loadshift, a marketplace with more freight on a typical day than the distance from the earth to the moon, with over 650 million kilometres posted since inception.

This won't be your typical cog-in-the-machine type of job. If you're a high achiever with talent, looking for something more than a boring job in corporate, want to work with the best and brightest and don't need to be handheld, this is the job for you.

If you join a mega-cap technology company as the 10,000th hire you might struggle to figure out the impact you are making. If you join a startup, you might get to work on the latest fad, but likely have few mentors to learn from, work on toy problems and never change the world.

At Freelancer you’ll get to work on a highly diverse, global set of internet-scale challenges where you will make a meaningful difference with real responsibility, while rapidly building your skills. We run a meritocracy - we actively promote from within.

You’ll also change lives- our mission is to provide one billion jobs. Not many companies actually make a difference like Freelancer does in providing opportunity and income to people all around the world.

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same.

Your role 

As a Site Reliability Engineer on the Engineering Operations team, you will contribute to every phase of the software development lifecycle. In our fast-paced, cloud-native environment, you'll be responsible for scaling and managing AWS-based infrastructure, designing for high availability, and maintaining reliable CI/CD pipelines. You'll work closely with development, security, privacy, and quality teams to deliver secure, scalable, and resilient systems.
 
Our tech stack is centered around AWS, with services built in Kotlin and deployed using modern orchestration and telemetry tools. A strong foundation in distributed systems, observability, and cloud-native design is essential. Experience with AI/ML to enhance observability, automate incident response, and enable self-healing capabilities is a valuable plus.

Your profile

Essential Qualifications

• Proven experience in operationalizing large-scale, distributed, fault-tolerant, multi-tenant systems in production environments.
• 5+ years of experience in working with AWS Services, including but not limited to EC2, S3, EKS, DynamoDB, EBS CloudFormation, Lambda, VPC, Route 53.
• Bring at least 5 years experience operating in core SDLC CI/CD processes, along with SRE concepts - Monitoring, Alerting, Incident management.
• Experience working within a DevOps operating model, with exposure to data analytics and AI/ML use cases in infrastructure and operations.
• BS degree in Computer Science or equivalent field.

Preferred Qualifications

• AWS certifications (e.g., Certified Solutions Architect, Certified Developer).
• Launched and operated commercial products and services based on AWS (references required), specific examples in FinTech are a strong plus.
• Published papers or led talks featuring leading multi-functional projects.
• Familiarity with managing interdependent systems at scale, including both interactive and batch-oriented.
• Working knowledge of ML and GenAI concepts, including LLM architectures, attention mechanisms, function calling, agentic workflows.
• Experience with AI/ML in observability and automation, such as proactive monitoring, anomaly detection, and root cause analysis using tools like Datadog, Splunk, or New Relic. Expertise of using frameworks such as LangChain or Spring AI to build AI-powered applications integrated with APIs and vector databases is a big plus.

If you're excited about this role but don’t meet every requirement, we still encourage you to apply, your unique experience could be just what we need

What you’ll love about working here

• Open access to digital learning platforms

• Active employee networks promoting diversity, equity and inclusion like OutFront, CapAbility or 

• A work environment recognized by Ethisphere as one of the World’s most Ethical companies

Need to know

• All roles will require a level of security clearance; BPSS OR Security Clearance OR Developed Vetting. 

• You can bring your whole self to work. At Capgemini building an inclusive future is part of everyday life and will be part of your working reality. We have built a representative and welcoming environment, for everyone

#LI-GP5

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.