54 Node Js jobs in the United Kingdom

• Review our existing PHP + Vue architecture and decide what stays, what goes, and what moves to Node/Next
• Gradually introduce modular or microservice structures only when they add real value
• Work with the CTO on strategy while confidently making your own calls

• Build and maintain in PHP/Vue for current services
• Develop new features in Node/Next
• Refactor, review, and maintain clean, consistent code

• Mentor mid-level and senior developers, run 1:1s, and map their growth paths
• Organise workflows, code reviews, and DevOps processes
• Balance urgent tasks with strategic priorities, keeping delivery smooth

• Turn user pain points into smart, technical solutions
• Partner with product managers to prioritise high-impact features
• Release MVPs quickly, gather feedback, and iterate

• Improve CI/CD pipelines and Docker usage
• Implement automated testing and service monitoring
• Make deployments fast, reliable, and drama-free

• 3–5+ years as a team lead, tech lead, or principal engineer
• Hands-on Node.js & major frontend framework experience (React/Vue)
• Proven ability to work with existing PHP codebases (Laravel/legacy)
• CI/CD, basic Docker, automated testing know-how
• Track record of building and developing teams (5–10 people)
• Strong English communication skills (Upper-Intermediate+)

• Kubernetes, Terraform, or advanced DevOps skills
• Experience leading monolith → microservices transitions
• Past CTO/startup founder perspective
• Wider tech stack knowledge for creative problem solving

• Player-Coach Role – Half coding, half leading
• Impact From Day One – Every decision you make shapes the platform’s future
• Startup Agility – Move fast, avoid unnecessary bureaucracy
• Career Growth – Scale your leadership scope as the product scales

Job Title:Software Engineer( Backend Developer)
Location:London
Contract: 6 Months with potential extension (Inside IR35)
Commute- Max 2 days in office
Payrate : 63 - 84 Per Hour Inside IR35

About the Role

We are seeking a Software Engineer (Backend Developer) for the FinTech business unit of a leading global digital travel platform. This role involves building innovative regulatory technology solutions to ensure compliance and manage risks. The engineer will work on a mission-critical platform that uses state-of-the-art technology for sanctions screening and other regulatory processes. The position requires developing highly scalable distributed systems and micro-services that support business objectives and enhance the experience for partners and internal stakeholders

What You'll Do

• Design, build, and maintain scalable microservices that power our compliance platforms.
• Develop tools and systems for sanctions screening, transaction monitoring, and regulatory reporting.
• Optimize backend processes for performance, reliability, and data integrity.
• Enhance tooling, analytics, and reporting used by internal compliance stakeholders.
• Collaborate with cross-functional teams to understand regulatory processes and deliver technical solutions.
• Participate in on-call rotations, incident resolution, and continuous improvement initiatives.
• Contribute to hiring efforts and mentoring junior engineers.

What We're Looking For

• 5+ years of experience in software development with at least 2 server-side languages - Java being must have
• Proven experience with microservices architecture and scalable, distributed systems.
• Proficient in data technologies like MySQL , Hadoop , or Cassandra .
• Experience with batch processing , data pipelines , and data integrity practices.
• Familiarity with AWS services (e.g., RDS, Step Functions, EC2, Kinesis) is a plus.
• Solid understanding of unit , integration , and E2E testing paradigms.
• Prior experience in FinTech, Financial sector, Banking or Payment system.
• Awareness of security best practices (authentication, authorization).
• Experience with globally distributed teams is a plus.

This is an urgent vacancy where the hiring manager is shortlisting for an interview immediately. Please apply with a copy of your CV or send it khushboo. pandey @ randstad. Co. uk

Randstad Technologies is acting as an Employment Business in relation to this vacancy.

Backend Developer – Elixir / Ruby / Go
Location: Remote (One day a month in Chester)

How does joining a fast-scaling tech business in one of the most exciting growth areas sound?

We are helping a client find a Backend Developer to join the engineering team behind a leading IoT platform – used by thousands of businesses across the UK and beyond. With strong growth, a major product roadmap, and heavy investment in innovation, this is a great time to join the journey.

You’ll be building and improving a modern, microservice-driven platform running on AWS – working in a cross-functional team with a strong DevOps culture, automated pipelines, and a product mindset.

If you're someone who enjoys scaling systems, working across multiple environments, and getting stuck into interesting challenges – you’ll enjoy the setup here.

• Building and maintaining back-end systems using Elixir and Ruby , ideally with some Go experience too

• Leading by example when it comes to engineering standards, delivery pace, and code quality

• Supporting less experienced developers and getting involved in key architectural decisions

• Working closely with Product, QA, and DevOps in an agile, outcomes-first team

• Getting hands-on when needed – especially during high-stakes delivery windows or critical moments

• Remote-first working (UK based) with flexibility

• The chance to work on a major product with real-world scale and complexity

• A growing tech business with a great culture and lots of progression routes

• Competitive salary, bonus potential, and a solid benefits package

• A team who care about clean code, high standards, and solving meaningful problems

If you are interested then please submit your CV as soon as possible and we will be in touch. 

Backend Developer – Elixir / Ruby / Go
Location: Remote (One day a month in Chester)

How does joining a fast-scaling tech business in one of the most exciting growth areas sound?

We are helping a client find a Backend Developer to join the engineering team behind a leading IoT platform – used by thousands of businesses across the UK and beyond. With strong growth, a major product roadmap, and heavy investment in innovation, this is a great time to join the journey.

You’ll be building and improving a modern, microservice-driven platform running on AWS – working in a cross-functional team with a strong DevOps culture, automated pipelines, and a product mindset.

If you're someone who enjoys scaling systems, working across multiple environments, and getting stuck into interesting challenges – you’ll enjoy the setup here.

• Building and maintaining back-end systems using Elixir and Ruby , ideally with some Go experience too

• Leading by example when it comes to engineering standards, delivery pace, and code quality

• Supporting less experienced developers and getting involved in key architectural decisions

• Working closely with Product, QA, and DevOps in an agile, outcomes-first team

• Getting hands-on when needed – especially during high-stakes delivery windows or critical moments

• Remote-first working (UK based) with flexibility

• The chance to work on a major product with real-world scale and complexity

• A growing tech business with a great culture and lots of progression routes

• Competitive salary, bonus potential, and a solid benefits package

• A team who care about clean code, high standards, and solving meaningful problems

If you are interested then please submit your CV as soon as possible and we will be in touch. 

Job Title:Software Engineer( Backend Developer)
Location:London
Contract: 6 Months with potential extension (Inside IR35)
Commute- Max 2 days in office
Payrate : 63 - 84 Per Hour Inside IR35

About the Role

We are seeking a Software Engineer (Backend Developer) for the FinTech business unit of a leading global digital travel platform. This role involves building innovative regulatory technology solutions to ensure compliance and manage risks. The engineer will work on a mission-critical platform that uses state-of-the-art technology for sanctions screening and other regulatory processes. The position requires developing highly scalable distributed systems and micro-services that support business objectives and enhance the experience for partners and internal stakeholders

What You'll Do

• Design, build, and maintain scalable microservices that power our compliance platforms.
• Develop tools and systems for sanctions screening, transaction monitoring, and regulatory reporting.
• Optimize backend processes for performance, reliability, and data integrity.
• Enhance tooling, analytics, and reporting used by internal compliance stakeholders.
• Collaborate with cross-functional teams to understand regulatory processes and deliver technical solutions.
• Participate in on-call rotations, incident resolution, and continuous improvement initiatives.
• Contribute to hiring efforts and mentoring junior engineers.

What We're Looking For

• 5+ years of experience in software development with at least 2 server-side languages - Java being must have
• Proven experience with microservices architecture and scalable, distributed systems.
• Proficient in data technologies like MySQL , Hadoop , or Cassandra .
• Experience with batch processing , data pipelines , and data integrity practices.
• Familiarity with AWS services (e.g., RDS, Step Functions, EC2, Kinesis) is a plus.
• Solid understanding of unit , integration , and E2E testing paradigms.
• Prior experience in FinTech, Financial sector, Banking or Payment system.
• Awareness of security best practices (authentication, authorization).
• Experience with globally distributed teams is a plus.

This is an urgent vacancy where the hiring manager is shortlisting for an interview immediately. Please apply with a copy of your CV or send it khushboo. pandey @ randstad. Co. uk

Randstad Technologies is acting as an Employment Business in relation to this vacancy.

Role: Backend Engineer (NestJS, SaaS, ERP)
We're hiring a seasoned backend engineer to lead our platform rebuild You'll collaborate closely with the founder, shaping the product and scaling the tech.

What You'll Do

• Lead backend dev using NestJS

• Design scalable APIs and ERP/accounting tool integrations

• Work with AI tools (OpenAI, Vertex AI)

• Define architecture and set engineering standards

• Mentor junior .

WHJS1_UKTJ

Principal .Net Developer – SaaS Company – Greater Manchester

Salary: £70,000 to £80,000 + Benefits
Location: Manchester

Xpertise Recruitment are looking for a Principal .Net Developer to join a well-established and fast-growing SaaS business in Manchester.

This company has built a high-performing engineering team and a strong reputation for delivering scalable, user-centric software used by over a million users worldwide. They offer a modern tech environment, exciting product challenges, and a brilliant culture that supports learning, collaboration, and technical leadership.

Strategic technical leadership: You’ll play a key role in shaping the engineering direction of a product suite used globally. As a Principal Developer, you’ll help define architectural decisions, mentor senior developers, and guide best practices across multiple teams.

Supportive engineering culture: You’ll be surrounded by experienced engineers who value collaboration, clean code, and continuous improvement. There’s a strong sense of ownership and shared responsibility when tackling complex challenges.

Modern, cloud-based tech: You’ll work hands-on with the latest technologies including .Net 8 , C# , Azure , and infrastructure-as-code with Terraform . There’s a strong DevOps culture, and the environment encourages experimentation and innovation.

Agile, cross-functional teams: Product delivery is built around agile principles, iterative development, and real user feedback across the UK and international markets.

Low staff turnover: Engineers stay long term thanks to the positive culture, leadership support, and clear opportunities for personal and technical progression.

Tech-first mindset: The engineering team prioritises clean, test-driven code, continuous deployment, and automation. You’ll have the chance to help drive improvements to performance, scalability, and overall software design.

This is an opportunity to take the next step in your career as a hands-on technical leader working on meaningful software, influencing architectural decisions, and supporting the growth of a high-performing engineering team.

Please apply with your CV, and we’ll set up an informal call to talk through the role, tech, and team in more detail.

Senior .Net Developer – SaaS Company – Greater Manchester

Salary: £55,000 to £65,000 + Benefits

Location: Manchester – Most on-site

Xpertise Recruitment are looking for a Senior .Net Developer to join a well-established and fast-growing SaaS business in Manchester.

This company has built a high-performing engineering team and a strong reputation for delivering scalable, user-centric software used by over a million users worldwide. They offer a modern tech environment, exciting product challenges, and a brilliant culture that supports learning, collaboration, and progression.

• Supportive engineering culture: You’ll be surrounded by great people who enjoy solving complex technical challenges together. There’s a real sense of togetherness and shared ownership when approaching problems.

• Career development: Whether you're aiming to deepen your technical expertise or grow into leadership, you’ll be supported every step of the way with structured development paths and regular mentorship.

• Modern, cloud-based tech: You’ll work with the latest technologies including .Net 8 , C# , Azure  and infrastructure-as-code using Terraform.

• Agile, cross-functional teams: Their product delivery model is built around agile, iterative development with a focus on delivering real value to users not just in the UK, but internationally.

• Hybrid working with great office space: The office is ideal for in-person collaboration, architecture planning, and team socials, but you’ll have the flexibility to work from home. 

• Low staff turnover: People tend to stay for the long haul due to the positive working environment, leadership support, and shared mission.

• A tech-driven environment: This is a workplace that values test-driven code. You’ll be part of a team that practices DevOps principles and embraces a learning culture.

This is a brilliant opportunity to make an impact at a SaaS company that values its people and is continuing to grow. You’ll work with modern tech, a smart and collaborative team, and have the tools and support you need to progress.

Interested?
Please apply with your CV, and we’ll set up an informal call to talk through the role, tech, and team in more detail.