24 of 24 Backend Developer Jobs in London

Senior Backend Developer

Hiring Organisation
Fruition Group
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 90,000 - 100,000 Annual
Senior Backend Developer London (Hybrid - 1 day per month in the office) Basic salary £90k to £100k + strong package An exciting opportunity for a Senior Backend Developer to join a fast-growing, well-funded technology business that's scaling rapidly and investing heavily … enjoys building reliable, well-designed Back End systems and wants to stay close to real product impact as the platform grows. The Senior Backend Developer will be part of a product-focused engineering team working on customer-facing, mission-critical systems at scale. The emphasis is on strong ...

Senior Backend Developer

Hiring Organisation
Plexus Resource Solutions Ltd
Location
City of London, London, United Kingdom
Employment Type
Permanent
Senior Backend Developer - Node Crypto Payments Remote- (HQ: London) 50k-100k Plexus has a great opportunity with one of our long-term clients in the global payments space. They are an established next-generation payments company, allowing users to accept payment methods across 13 different blockchain networks. They … looking for senior backend developer to join the team to working with node to build out their platform further. Responsibilities: Design & build wallet backend services, a rchitect and implement scalable Node.js services for wallet operations Blockchain integration, w ork with full nodes, third-party RPC providers ...

Senior Backend Developer

Hiring Organisation
Plexus Resource Solutions Ltd
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 100,000 Annual
Senior Backend Developer - Node Crypto Payments Remote- (HQ: London) 50k-100k Plexus has a great opportunity with one of our long-term clients in the global payments space. They are an established next-generation payments company, allowing users to accept payment methods across 13 different blockchain networks. They … looking for senior backend developer to join the team to working with node to build click apply for full job details ...

Back End Developer Placement Programme

Hiring Organisation
Coding Jobs at ITOL Recruit
Location
Croydon, Greater London, United Kingdom
Employment Type
Permanent
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 ...

Back End Developer Placement Programme

Hiring Organisation
Coding Jobs at ITOL Recruit
Location
barnet, vale of glamorgan, united kingdom
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 ...

Senior Backend Developer

Hiring Organisation
Pynea
Location
Greater London, England, United Kingdom
operate like a top-tier creative engineering studio: small team, high taste, high ownership, no corporate theatre. We’re hiring a Senior Backend Engineer to build the enterprise backbone: high-concurrency APIs, event-driven systems, and reliability foundations that turn messy hiring inputs into trusted signal : fast, secure, GDPR ...

Scala Backend Developer

Hiring Organisation
Sky
Location
Barking, Essex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
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 ...

Scala Backend Developer

Hiring Organisation
Sky
Location
Mitcham, Surrey, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
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 ...

Scala Backend Developer

Hiring Organisation
Sky
Location
Lambeth, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
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 ...

Scala Backend Developer

Hiring Organisation
Sky
Location
Wembley, Middlesex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
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 ...

Scala Backend Developer

Hiring Organisation
Sky
Location
Beckenham, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
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 ...

Scala Backend Developer

Hiring Organisation
Sky
Location
Hammersmith And Fulham, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
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 ...

Newsroom Backend Developer

Hiring Organisation
Sky
Location
Wembley, Middlesex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Please note - for this role scheduled weekly hours is 45h, 5 days a week, with 3 days in the office. We believe in better. And we make it happen. Better content. Better products. And better ...

Newsroom Backend Developer

Hiring Organisation
Sky
Location
Beckenham, Kent, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Please note - for this role scheduled weekly hours is 45h, 5 days a week, with 3 days in the office. We believe in better. And we make it happen. Better content. Better products. And better ...

Newsroom Backend Developer

Hiring Organisation
Sky
Location
Dagenham, Essex, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Please note - for this role scheduled weekly hours is 45h, 5 days a week, with 3 days in the office. We believe in better. And we make it happen. Better content. Better products. And better ...

Newsroom Backend Developer

Hiring Organisation
Sky
Location
City Of Westminster, London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Please note - for this role scheduled weekly hours is 45h, 5 days a week, with 3 days in the office. We believe in better. And we make it happen. Better content. Better products. And better ...

Senior Back End Developer

Hiring Organisation
Glocap Tech
Location
Greater London, England, United Kingdom
Senior Backend Engineer/Head of Backend Development (Python/AWS) Fintech | NYC (Remote) | No C2C | Full-time role Compensation : £90,000–£120,000 (negotiable for star talent upon tech test) We are working with a well-funded fintech platform transforming how complex financial data flows across global … products. ● Shape the architecture, cloud strategy, and engineering culture of a venture-backed fintech at an early stage. The Role This is a senior backend role focused on designing and scaling the core engine that powers ingestion, validation, and distribution workflows. The environment demands production-grade reliability, security ...

Lead Back-End Software Developer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £600 per day
Lead Backend Software Developer (Contract) London, Outside IR35 £500-£600 per day This is an exciting opportunity to join a fast-moving engineering function at a pivotal moment of technical uplift. They are investing heavily in strengthening their core platforms and commercial data systems, creating a strong mandate … step in, lead, and make an immediate impact. The Company They are a growing digital gaming organisation operating across multiple markets, currently modernising their backend ecosystem. With distributed teams across the UK and Europe, they are building scalable platforms that support a variety of customer-facing and internal products. ...

Backend Developer

Hiring Organisation
Sanderson Government and Defence
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 420 Daily
Strong foundation in software development with C# and TypeScript. - Experience with AI/LLM concepts (e.g., prompt engineering, RAG). - Analytical mindset for assessing sufficiency (relevance, completeness, freshness) and mitigating risks like hallucinations. - Focus on ...

Backend Developer

Hiring Organisation
Sanderson Government and Defence
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
Up to £420 per day + Inside IR35
Strong foundation in software development with C# and TypeScript. - Experience with AI/LLM concepts (e.g., prompt engineering, RAG). - Analytical mindset for assessing sufficiency (relevance, completeness, freshness) and mitigating risks like hallucinations. - Focus on ...

IDAM Back-end Java Developer - SC Cleared

Hiring Organisation
CBSbutler Holdings Limited trading as CBSbutler
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£500 - £535/day
IDAM Back-end Java Developer - SC Cleared Rate: £500 - £535 a day IR35 : Inside IR35 Location: Remote within the UK Duration: Initially 6 months Clearance: Active SC Clearance required You will join a global IT consultancy who are delivering digital transformation to public sector body. They are looking … back-end Java Developer with proven IDAM (Identity and Access Management) experience. You will be part of a continuous improvement squad delivering enhancements and new features alongside BAU work (i.e. incidents and support maintenance activities). In addition, you will be involved in helping our client transform their IDAM ...

Back End Developer SPFYJP00003381

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£550 - £600 per day
Back End Developer/Engineer III (Java/GCP) Duration:1 year contract Location:London New office Mode:Hybrid(2-3 days in office) We are looking for a high-impact Back End Engineer to lead solution designs and execute end-to-end implementations of critical service capabilities. Based ...

Back End Developer SPFYJP

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 550 - 600 Daily
Back End Developer/Engineer III (Java/GCP) Duration:1 year contract Location:London New office Mode:Hybrid(2-3 days in office) We are looking for a high-impact Back End Engineer to lead solution designs and execute end-to-end implementations of critical service capabilities. Based ...

Back End Developer SPFYJP

Hiring Organisation
Randstad Digital
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 550 - 600 Daily
Back End Developer/Engineer III (Java/GCP) Duration:1 year contract Location:London New office Mode:Hybrid(2-3 days in office) We are looking for a high-impact Back End Engineer to lead solution designs and execute end-to-end implementations of critical service capabilities. Based ...