Java Python jobs in London

J.P. Morgan

A leading financial services institution in Greater London is seeking a Lead Software Engineer to design scalable technology solutions that support business goals. You will work in an agile environment, developing high-quality production code and collaborating across functions to ensure compliance a

An international educational organization is seeking an experienced examiner for GCSE Computer Science to mark candidates' responses and ensure standards are met. The role involves marking using ePEN and requires a qualified teacher with a degree and experience in Python, C Sharp, or Java. Candidate

Winnow

A technology company focused on sustainability is seeking a talented software engineer to join their team. The successful candidate will leverage their experience in backend development using modern programming languages like Go, Java, and Python. The role involves creating technical designs, writin

Robert Walters

Join to apply for the Senior Backend Engineer- Rust/Python/Java- Series C HealthTech role at Robert WaltersJoin to apply for the Senior Backend Engineer- Rust/Python/Java- Series C HealthTech role at Robert WaltersThis range is provided by Robert Walters. Your actual pay will be based on your skills

Sanderson Government & Defence

A leading firm in Defence and National Security is seeking a Senior Software Engineer skilled in Python or Java and AWS, to deliver on a secure government programme based in London, Manchester, or Cheltenham. The position is primarily on-site, with the flexibility discussed for the right candidate.

Winnow Solutions

A leading food technology company is seeking a talented Software Engineer to join their team in London. You will be responsible for developing their flagship product, utilizing cutting-edge technology in computer vision and cloud computing. Ideal candidates are experienced in backend languages like

Robert Walters

Our client is a Series C Silicon Valley HealthTech with teams in San Francisco and London. We are hiring a Backend Engineer to work on the backbone of a platform that combines real-time data, AI insights , and personalized care pathways to transform healthcare delivery. This role is fully remote wit

RMG Digital

A leading global investment management firm is seeking a Senior Software Engineer (Contract) to join their Market Data Platform team in London. This role involves designing and enhancing components of a high-throughput data platform using Java and Python. Candidates should have strong experience in

JPMorgan Chase & Co.

A leading financial institution in the United Kingdom is seeking experienced Software Engineers to design and develop scalable technology products. You will work in an agile team, focusing on Java or Python to create high-quality code, maintain algorithms, and analyze large datasets. The ideal candi

Owen Thomas | Pending B CorpTM

Senior Backend Engineer Contractor (Java, Python, Rust + Ruby nice-to-have) | Fully Remote / EU-Based | Rate £550-650pd, Outside IR35 | 12-months Contract Length We're supporting a fast-moving client at huge global scale, that is in need of a Senior Backend Contractor with deep experience across Jav

Goldman Sachs Group, Inc.

A leading investment firm is seeking a Software Engineer Associate in London. This role involves developing a state-of-the-art finance platform using technologies like Python and Java, contributing to asset allocation strategies for a multi-billion-dollar portfolio. Candidates should have a BS in Co

Noir Consulting

A leading technology company is seeking a Graduate / Junior Developer to join their team in London, offering flexibility with remote work. Applicants should have a foundational knowledge of Python, Linux, C#, or Java, ideally from their degree or industry experience. The role promises an engaging en

A leading consulting firm is seeking a Senior Software Engineer with extensive experience in Python and Java to join their team for a high-stakes project in the Life Sciences industry. Ideal candidates will have a PhD or MSc in Computer Science and a proven track record of developing complex applica

JPMorganChase

A global financial services leader in the UK is seeking a Senior Python Engineer to develop high-quality production code for cloud-based systems. This role involves optimizing AI-driven workflows and contributing to an agile team. The ideal candidate possesses advanced proficiency in Python and hand

A cutting-edge health tech firm is seeking a Backend Engineer to design scalable backend services and build APIs for a transformative healthcare platform. The role is fully remote within the UK. Ideal candidates will have over 5 years of experience in backend development, specifically with Python an

Winnow

A technology company in London is seeking an experienced software engineer to enhance their flagship product, Winnow Vision, which leverages cutting-edge computer vision technology. You will work on optimizing software performance across edge devices and cloud systems. Ideal candidates are proficien

JPMorgan Chase & Co.

Join us and take your software engineering career to new heights. You'll have the opportunity to design and deliver market-leading technology products that shape the future of financial services. At J.P. Morgan, you'll collaborate with talented teams, grow your skills, and make a real impact. We val

Software Engineer - Python/Java - Contract - LondonLocation: London Contract Type: 6-month Company Overview:Our client is a global financial services firm providing investment banking, brokerage, and wealth management services across multiple markets. The business operates in a highly dynamic, techn

JPMorganChase

Description Join us and take your software engineering career to new heights. Youll have the opportunity to design and deliver market-leading technology products that shape the future of financial services. At J.P. Morgan youll collaborate with talented teams grow your skills and make a real impact.