24 of 24 Backend Developer Jobs in London

Senior Backend Developer – Node.js, TypeScript, Kafka - up to £70k Leading E-commerce Brand | Up to £70,000 | Hybrid (2 days/week in London) We’re partnering with a leading e-commerce business that’s scaling a modern, event-driven platform to support high transaction volumes and continued … growth. They’re looking for a Senior Backend Developer to join a highly capable engineering team working with Node.js, TypeScript and Kafka. This is a hands-on role where you’ll be building and evolving distributed backend services in a fast-paced, product-focused environment. The Role ...

Backend Developer/Software Engineer (TypeScript Node.js) London/WFH to £100k Are you a senior technologist looking for an opportunity to progress your career in a hands-on role where you can make an impact? You could be joining a scaling tech company that has developed … marketplace where institutions can place, discover and match option interests electronically - improving liquidity and efficiency for all participants as the platform scales. As a Backend Developer you will collaborate with a small team of technologists and successful entrepreneurs to design and implement intelligent solutions to business needs, with ...

Lead Backend Developer – Node.js, TypeScript, Kafka - up to £80k Leading E-commerce Brand | Up to £80,000 | Hybrid (2 days/week in London) A leading e-commerce client is looking for a Lead Backend Developer to help shape the technical direction of a highly scalable … role in architectural decisions while mentoring engineers and driving engineering standards across the team. The Role Lead the design and development of backend services using Node.js and TypeScript Own and evolve an event-driven architecture , leveraging Kafka for asynchronous communication Make key architectural decisions around scalability, performance and reliability ...

Backend Developer (Contract) Start Date: ASAP Contract Length: 12 months Rate: Up to £522 per day inside IR35. Location: Mostly remote, with occasional travel to Croydon Clearance: SC Clearance (existing clearance preferred but not essential) About the Role We're looking for an experienced Backend Developer to join a high-impact project delivering scalable, reliable backend services. You'll work with modern Java-based technologies in a collaborative, delivery-focused environment, contributing to systems that are critical, secure, and built to scale. This is a contract role offering long-term stability, flexibility through remote ...

Senior Backend Developer Salary: Up to £90,000 per annum Client: Leading Data Centre Provider We're working with a well-established Data Centre Provider to recruit a highly experienced Senior Backend Developer. This is a remote role open to UK-based candidates, offering the chance … work on large-scale systems that support critical national infrastructure. This is an excellent opportunity for a seasoned backend engineer with deep expertise in Node.js and TypeScript, who enjoys architecting scalable solutions and working with modern cloud technologies. You'll be responsible for designing and building high-performance backend ...

Senior Backend Developer Salary: Up to £90,000 per annum Client: Leading Data Centre Provider We're working with a well-established Data Centre Provider to recruit a highly experienced Senior Backend Developer. This is a remote role open to UK-based candidates, offering the chance ...

Position: DevSecOps Engineer(Microservices/Backend Developer) - SC Cleared Location: London, UK (Hybrid 2-3 days in a week to office) Duration: Full Time Job Description: Seeking a talented and experienced DevSecOps Engineer with strong Microservices and Backend Development expertise. The ideal candidate will have hands ...

Python Developer Reliability Join a leading global investment management firm at the forefront of technology innovation. Were searching for a talented Python Engineer to join our Risk & Market Access division. At our firm, we harness a diverse portfolio of systematic and quantitative strategies, striving to deliver high-quality, uncorrelated ...

Python Developer Reliability Join a leading global investment management firm at the forefront of technology innovation. Were searching for a talented Python Engineer to join our Risk & Market Access division. At our firm, we harness a diverse portfolio of systematic and quantitative strategies, striving to deliver high-quality, uncorrelated ...

Backend Engineer (Mid/Senior) 💻 Stack: Node.js, Typescript/Javascript, PostgreSQL, RESTful APIs, GraphQL, AWS 🌐 Location: NW London, Hybrid 💰 The Package: £60,000 - £65,000 + generous holidays My client, a leading DTC e-commerce brand just got huge investment to scale it's digital team. … will sit within the eCommerce squad and you'll be working on business logic automation, payments and mitigating downtime incidents through scalable and secure backend development. 🛠️ Core Stack: Node.js for Backend development RESTful APIs & GraphQL AWS Cloud PostgreSQL React.js & Typescript 🏗️ What You'll Actually Be Doing: Architect ...

skills can be applied meaning a vast array of opportunities are now available to you. Examples of some of these are listed below: - Junior Developer Website Support Developer Junior Web Developer Content Editor Wordpress Developer Junior Software Developer Junior Front or Back End Development Development ...

services millions of people love. And we do it all right here at Sky. What you'll do Design and implement scalable APIs and backend services, primarily in Scala, to integrate ML models into production systems and deliver personalised experiences. Real time data processing and gRPC microservices (Typelevel stack … cloud technology - even if you haven't worked extensively in ML before. Demonstrated experience designing, implementing, deploying, and maintaining production-grade APIs and backend services, including responsibility for reliability, performance, and on-call support. Hands-on experience working with data processing frameworks and distributed systems used to ingest, process ...

services millions of people love. And we do it all right here at Sky. What you'll do Design and implement scalable APIs and backend services, primarily in Scala, to integrate ML models into production systems and deliver personalised experiences. Real time data processing and gRPC microservices (Typelevel stack … cloud technology - even if you haven't worked extensively in ML before. Demonstrated experience designing, implementing, deploying, and maintaining production-grade APIs and backend services, including responsibility for reliability, performance, and on-call support. Hands-on experience working with data processing frameworks and distributed systems used to ingest, process ...

services millions of people love. And we do it all right here at Sky. What you'll do Design and implement scalable APIs and backend services, primarily in Scala, to integrate ML models into production systems and deliver personalised experiences. Real time data processing and gRPC microservices (Typelevel stack … cloud technology - even if you haven't worked extensively in ML before. Demonstrated experience designing, implementing, deploying, and maintaining production-grade APIs and backend services, including responsibility for reliability, performance, and on-call support. Hands-on experience working with data processing frameworks and distributed systems used to ingest, process ...

services millions of people love. And we do it all right here at Sky. What you'll do Design and implement scalable APIs and backend services, primarily in Scala, to integrate ML models into production systems and deliver personalised experiences. Real time data processing and gRPC microservices (Typelevel stack … cloud technology - even if you haven't worked extensively in ML before. Demonstrated experience designing, implementing, deploying, and maintaining production-grade APIs and backend services, including responsibility for reliability, performance, and on-call support. Hands-on experience working with data processing frameworks and distributed systems used to ingest, process ...

services millions of people love. And we do it all right here at Sky. What you'll do Design and implement scalable APIs and backend services, primarily in Scala, to integrate ML models into production systems and deliver personalised experiences. Real time data processing and gRPC microservices (Typelevel stack … cloud technology - even if you haven't worked extensively in ML before. Demonstrated experience designing, implementing, deploying, and maintaining production-grade APIs and backend services, including responsibility for reliability, performance, and on-call support. Hands-on experience working with data processing frameworks and distributed systems used to ingest, process ...

Backend Software Engineer - Node.js & AWS (Tech4Good) Location: London (3 days in the office) Contract Type: Permanent Salary: Up to £100,000 (DOE) plus stock options, private medical/dental, and £1,200 L&D budget Build backend platforms that generate real social impact globally Work with a close … client is one of the fastest-growing companies in the UK, combining commercial success with meaningful social good. They're looking for a Backend Software Engineer to join their London team and help build platforms that have already had a huge impact on the world. If you have 4+ ...

Senior Software Engineer Location: London (x3 days a week onsite) Salary: Up to £80k DOE Type: Perm Job Description We are looking for a passionate Senior Java Engineer in London to lead the design and ...

Senior Back-End Developer – Java Contract duration: 12 months Location: London (hybrid working) Pay: £700-800/day (PAYE) As a Senior Back-End Developer you will be instrumental in designing, developing and maintaining the back-end of complex microservices architecture. Your expertise in Java Microservice development will ...

Back End Developer - New cutting edge AI product Start-up Scale up - growth Leading Technology AI Brand SaaS - Platform based Technology Services London/City Attractive salary + equity package Our client an industry AI technology leader is currently looking for a Back End Developer to work with ...

Back End Developer/SRE (Java JVM) London/WFH to £110k Are you a Back End Developer/SRE with a strong knowledge of Java and JVM internals? You could be progressing your career in an impactful role at a global Fintech that has been consistently voted … organising events and projects that foster an open, diverse and inclusive culture Plus a range of other perks Your role: As a Back End Developer/SRE you will collaborate with development teams, as a trusted technical advisor to influence system design, ensuring reliability standards and driving improvements across ...

IR35, fully remote, open to UK & EU-based engineers, paying £400 per day and starting immediately. The Role You’ll be responsible for key backend systems that support enterprise, multi-user workflows, with a strong focus on scalability, security, and reliability. You’ll work closely with internal product … engineering stakeholders to turn evolving requirements into robust, production-ready systems. Responsibilities Build and maintain secure, multi-user backend services Implement role-based access control, audit logging, and data integrity controls Design and scale high-concurrency GraphQL APIs Develop event-driven systems Ensure systems are observable, resilient, and cloud ...

Insight Global is searching for a Sr. Backend Engineer to join the team of our largest entertainment streaming clients. This person will join the senior level team that works on the company’s multiple partnership platforms focused on building and scaling the metadata systems that deliver our metadata … consumer facing products and have experience building products with the customer in mind. This person should have experience with development using Typescript, Node.js for backend development. Experience working within a heavy AWS environment working within a serverless infrastructure. They should stay up to date on the latest technologies ...

Back End Developer/SRE (Java JVM) London/WFH to £110k Are you a Back End Developer/SRE with a strong knowledge of Java and JVM internals? You could be progressing your career in an impactful role at a global Fintech that has been consistently voted ...