Lead Backend Developer Python Java Aws Jobs in London, UK

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Lead Backend Developer Python Java AWS

21 hours ago Be among the first 25 applicants This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Tech Recruiter - Software ...

Lead Backend Developer Python Java AWS

21 hours ago Be among the first 25 applicants This range is provided by Client Server. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Direct message the job poster from Client Server Tech Recruiter - Software ...

Lead Backend Developer Java, AWS & Kubernetes

A leading music company is seeking a Lead Developer to design, develop, and maintain external-facing royalty portals using Java. The role involves building AWS serverless solutions, working with Docker and Kubernetes, and providing technical leadership within the development team. Candidates should have strong e ...

Application Developer Python/Java | AWS | London

Java Script Works is seeking an Application Developer skilled in Python and AWS to develop and maintain high-quality applications. The position is based in London, requiring presence in the client office three days a week. Candidates should be proficient in Java and have experience with front end/back end integr ...

Backend Java Developer

6-Month Initial Contract | £700–£900 per day Inside IR35 Senior Java Backend Engineer Hybrid | 2 Days per Month in London Our client is looking for experienced Senior Java Backend Engineers to join high-performing engineering squads working on modern, cloud-n ...

Java Backend Developer

# Java Backend Developer,November 30, 2025### Job Description**On behalf of our client, we are seeking a Java Backend Developer – London, UK (Full-Time Permanent Role).**Our client, a fast-growing technology organisation, is looking for a skilled Java Backend Developer to build secure, scalable backend services ...

Java Backend developer

We are looking for an experienced Backend Developer with strong Java skills to build and maintain scalable, high-performance backend services and APIs for a large microservices-based trading platform. Key Responsibilities Develop and maintain backend services and API ...

Java Backend Developer

Location: London Job Type: Contract Industry: Engineering Job reference: BBBH437302_1778850078 Posted: about 5 hours ago Senior Backend Java Engineer (SC)Location: Fully Remote Contract: 6 Months IR35 Status: Inside IR35We are currently seeking a Senior Backend ...

Python Backend Developer

At Mustard Systems, we leverage statistical modeling to dive into sports events and help us make informed predictions about future outcomes. By utilising our unique datasets, advanced statistical models, and custom-built software, we strive to accurately forecast sports results. We value quick deli ...

Python Backend Developer

Join to apply for the Python Backend Developer role at Falcon Smart IT (FalconSmartIT) . We are seeking a senior developer with extensive experience in building scalable Python backend solutions. The ideal candidate should be proficient in supporting dozens of concurr ...

Python Backend Developer

Join to apply for the Python Backend Developer role at Falcon Smart IT (FalconSmartIT) . We are seeking a senior developer with extensive experience in building scalable Python backend solutions. The ideal candidate should be proficient in supporting dozens of concurr ...

Python Backend Developer

Job Title: Python Backend Developer Job Type: Contract Job Location: London , UK Job Description: Python Backend Developer: We need a senior developer with extensive knowledge on building scalable python ...

Backend Python Developer

We are working with a unique company that helps businesses automate regulatory compliance in the financial industry.The company is at the cusp of the growth where they have registered incredible growth in the last 5 years and looking for a dynamic Backend Engineer who can help them solve interestin ...

Python Backend Developer

At Mustard Systems, we leverage statistical modeling to dive into sports events and help us make informed predictions about future outcomes. By utilising our unique datasets, advanced statistical models, and custom-built software, we strive to accurately forecast sports results.We value quick de ...

Python Backend Developer Engineer AWS Lambda London

Python Backend Developer Engineer AWS Lambda London London/Hybrid 2-3 days onsite, United Kingdom - £450 per day UMBRELLA only inside A leading IT Consultancy is seeking a Python Backend Developer Engineer AWS Lambda on a contract basis. You will be needed to work on ...

Backend Developer (Core Java)

Role: Backend Developer (Core Java)We are seeking an experienced Backend Developer with strong expertise in Core Java to build scalable, high-performance APIs and work effectively within large, complex codebases. The ideal candidate will have a solid foundation in system architecture and will collaborate ...

Backend Java Developer Freelance

Senior Backend Java Developer – London We are looking for a Senior Backend Java Developer to join the transformation of a strategic digital product enabling connectivity with external sales channels such as marketplaces, social commerce and quick‑commerce platforms. The role focuses on con ...

Backend Java Developer Freelance

Job descriptionWe are looking for a Senior Backend Java Developer to join the transformation of a strategic digital product enabling connectivity with external sales channels such as marketplaces, social commerce and quick-commerce platforms. The role focuses on contributing to a ...

Java Backend Lead

Eeze is a Malta-based, technology-driven company that has been developing world-leading online gaming platforms and solutions since 1999. Underpinned by a history that directly interconnects with the rise of online gambling, the company has been a key pioneer within the international market. Over the years ...

Java Backend Lead

Eeze is a Malta-based, technology-driven company that has been developing world-leading online gaming platforms and solutions since 1999. Underpinned by a history that directly interconnects with the rise of online gambling, the company has been a key pioneer within the international market. Over the years ...

Python Software Developer Backend

About us At Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate – moving from manual processes to automated, intelligent workflows. Xelix is a fast-paced scale‑up – thin ...

Python Software Developer Backend

About us At Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate – moving from manual processes to automated, intelligent workflows. Xelix is a fast-paced scale‑up – thin ...

Lead Backend Architect – Python/AWS, Scale‑Up FinTech

Oliver Bernard is hiring a Principal Software Engineer for a Series A AI/fintech company in London. The role requires over 8 years of experience in building and scaling backend systems, specifically in high-growth B2B SaaS environments. You will design backend abstractions, scale multi-tenant infrastructure, and ...

Backend Software Engineer Java Kotlin AWS

London, Greater London | £100k - £120k per year Backend Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £120k Would you like to progress your career in an impactful hands‑on Backend Software Engineer role working on Tech for Good? You could be joining a H ...

Backend Software Engineer Java Kotlin AWS

Backend Software Engineer Java Kotlin AWS (PR/ ) London, England Salary: GBP - GBP per annum + equity + benefits Backend Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £120k Would you like to progress your career in an impactful hands‑on Backend Software Engin ...

Backend Software Engineer Java Kotlin AWS

Backend Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £120kWould you like to progress your career in an impactful hands-on Backend Software Engineer role working on Tech for Good?You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge Un ...

Backend Software Engineer Java Kotlin AWS

Backend Software Engineer / Developer (Java Kotlin AWS API) Hybrid WFH to £120k Would you like to progress your career in an impactful hands-on Backend Software Engineer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly successful, ...

Founding Backend Engineer | Python, LangGraph, AWS

OB has partnered with an early-stage, venture-backed startup building AI agents for production data pipelines They are looking for a Founding Backend Engineer to own and build their core systems. The role combines backend systems, product engineering and agentic workflows Tech stack: Python ...

Software Engineer (100% Backend, Python & AWS)

Software Engineer (100% Backend, Python & AWS) London (Hybrid – 3 days/week in Farringdon office) Full-time, salary: £60,000-80,000 Job Summary Are you passionate about architecting the data and application platform that powers the next generation of AI products? Do you ...

Software Engineer (100% Backend, Python & AWS)

Software Engineer (Backend, Python & AWS) – Travtus London (Hybrid – 3 days/week in Farringdon office) • Full-time • Salary: £60,000-£80,000 Job Summary We’re building the next generation of AI products in Multifamily real‑estate. We need a backend engineer to architect reusable ...

Backend Software Engineer C# Python AWS

Backend Software Engineer C# Python AWS (PR/ ) London, England Salary: GBP - GBP per annum + benefits. Backend Software Engineer / Developer (C# Python AWS SQL IaC) London 12 month FTC to £180k. Are you a full stack technologist with a product based mindset? You could be progres ...

Cloud Native Backend Engineer (Python/AWS)

A leading financial technology start-up in Greater London is seeking a motivated backend engineer to help define and build cloud-native services. Candidates should have expertise in Python and experience with AWS, Docker, and Infrastructure as Code using Terraform. The role involves collaborating with cross-func ...

Software Engineer (100% Backend, Python & AWS)

Software Engineer (100% Backend, Python & AWS) London (Hybrid – 3 days/week in Farringdon office) Full-time, salary: £60,000-80,000 Job Summary Are you passionate about architecting the data and application platform that powers the next generation of AI products? Do you ...

Backend Software Engineer C# Python AWS

Backend Software Engineer / Developer (C# Python AWS SQL IaC) London 12 month FTC to £180kAre you a full stack technologist with a product based mindset?You could be progressing your career in a hands-on Backend Software Engineer role at a tech driven, global Asset Manager with multiple b ...

FullStack Developer Python+Angular+AWS

Associate General Manager - Delivery & Operations at Infinity Quest London, England, United Kingdom Primary Skills Cloud Architecture: AWS S3, API Gateway, EC2, RDS – cloudnative and microservices architecture API Integration: RESTful APIs, third‑party and in‑hou ...

Python Developer Machine Learning AWS

Python Developer / Backend Software Engineer (Machine Learning AWS) Remote UK to £90kAre you a data savvy Python Developer with experience of implementing ML algorithms into production?You could be progressing your career in a senior, hands-on role as part of a friendly and supportive int ...

Senior Python Developer Data AWS

Senior Python Developer / Backend Software Engineer (Python Data AWS) London / WFH to £90kAre you a Senior Python Developer with data engineering skills?You could be progressing your career in a hands-on Senior Python Developer role at a scaling Fintech who have built a highly complex, re ...

Java AWS Tech Lead

Job Title: Java AWS Tech Lead Job Type: Permanent Job Location: London , UK Job Description: Need good experience with AWS 10+ years of experience to lead and manage the development team by providing technical direction and guidance for end-to-end ...

Backend Java Developer Public Sector

Introduction At IBM Consulting UK FutureNow, you'll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors. You'll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and ...

Backend Java Developer Public Sector

Introduction At IBM Consulting UK FutureNow, you’ll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors. You’ll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and ...

Backend Java Developer – London Freelance

Job descriptionContextThis digital product is part of a high-growth strategic pillar dedicated to digital expansion. It is a critical solution enabling product sales through a diverse network of external channels (general marketplaces, social commerce, quick-commerce). The platform i ...

Backend Java Developer Public Sector

**Introduction**At IBM Consulting UK FutureNow, you'll build a career at the forefront of hybrid cloud and AI, working with leading clients across the public and private sectors.You'll collaborate with top industry professionals, gain hands on experience with cutting edge technologies, and deliver so ...

Senior Python Backend Software Developer

About us At Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate – moving from manual processes to automated, intelligent workflows. Xelix is a fast-paced scale-up – thin ...

Senior Python Backend Software Developer

About us At Xelix, we work with some of the world’s largest companies to automate and strengthen their financial controls. Our AI solutions redefine how Accounts Payable teams operate – moving from manual processes to automated, intelligent workflows. Xelix is a fast-paced scale-up – thin ...

Senior Backend Developer (Django/Python)

Updraft. Helping you make changes that pay off. Updraft is an award winning, FCA-authorised, high-growth fintech based in London. Our vision is to revolutionise the way people spend and think about money, by automating the day to day decisions involved in managing money and mainstream borrowings ...

Hybrid Backend Engineer (Java/Kotlin) on AWS | Lead & Mentor

A leading software company in London is seeking a Backend Software Engineer/Developer proficient in Java and Kotlin to join their team. This role offers a hybrid work-from-home flexibility and the opportunity to work with emerging technologies. Candidates should have strong experience in server-side development ...

Lead Java Developer

Job Type: Permanent Location: Glasgow, London, Whippany Number of hours: 40 hours per week – full time Ready to apply your experience and expertise as a Senior Java Developer? We have an exciting opportunity for you — Senior Java Developer! Collab ...

Lead Java Developer

Have you got experience leading a team while remaining hands‑on and technically involved? Salary : up to £130k + bonus Location : London office 3 days a week We are delighted to be continuing our longstanding partnership with an FX Market Disruptor FinTech that has bee ...

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    Lead Backend Developer Python Java Aws Jobs in London Job Search Guide, Trends and Insights