2,075,779+ Full Stack Java Developer Python Jobs in UK — Top Companies Hiring June 2026

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Full Stack Research Software Engineer BioImaging Data

1000 European Molecular Biology Laboratory in Hinxton is seeking a Software Developer to work on scaling and automating systems for biological image data. The role includes designing systems for data deposition and facilitating user exploration through full stack applications. The ideal candidate will ...

Senior Full Stack Lead Architecture & Impact (Remote)

Propela Tech in Bradford is seeking a Senior Full Stack Developer & Technical Lead to architect and implement solutions that enhance healthcare operations. The role requires 7 years of software development experience and proficiency in Python and JavaScript. You will provide guidance across projects wh ...

Quantitative Developer in London Millennium

Quantitative Developer London, United Kingdom Posted 10 months ago Educational Background: In Computer Science, Mathematics, Physics, Engineering, or a related field. Tech stack Quantitative SOLID NumPy Python Compute ...

Senior Software Engineer News Automation Platform

Senior Software Engineer - News Automation Platform Join to apply for the Senior Software Engineer - News Automation Platform role at Bloomberg Senior Software Engineer - News Automation Platform Join to apply for the Senior Software Enginee ...

Python Software Engineer – Trading Tech MVPs

3761 Barclays - BX - UK is seeking a RAD Developer to design and enhance software solutions in a fast-paced trading environment. You will leverage programming skills and collaborate closely with Front Office traders and sales teams to deliver innovative solutions. The ideal candidate should be adept in ...

Senior Backend Engineer for AI Powered SaaS

A fast-growing AI company in London is seeking a Back-End Developer to design and maintain systems for their innovative AI-powered products. You will collaborate with senior engineers and data scientists, optimize performance, and contribute to system enhancements. Ideal candidates will have 3-5 years of back-en ...

Senior Software Engineer & Tech Lead (Mentorship)

Once For All Limited is seeking a Senior Software Developer to join their technology team in Basingstoke. This role involves technical ownership of projects, mentoring junior developers, and enhancing software engineering practices. Candidates should have over 5 years of experience and proficiency in C#, Pyth ...

Real Time Pricing Platform Engineer

Join Barclays in London as a Pricing Application Developer to design and enhance software for the Metis pricing platform. You will work using modern engineering practices with Java, Angular, and Python, collaborating closely with business analysts and front-office teams. The role requires experience wi ...

Remote Software Developer Contract Build Scalable Apps

YO IT Consulting is looking for a Remote Software Developer to join their team. The role encompasses designing and maintaining scalable applications across various programming languages such as Python, Java, and more. The ideal candidate will have 3+ years of experience and strong problem-solving skills, thrivin ...

Senior Developer Secure .NET & Python in Azure

Scrumconnect Consulting in Taunton is looking for a Senior Developer to join an agile team focused on delivering secure digital services for a government client. The role requires strong experience in both .NET Core and Python for cloud-native API development, maintaining high engineering standards and access ...

Full Stack Engineer: Build AI Driven FinTech Platforms

A financial intelligence startup in London is seeking a versatile full-stack developer to join their growing team. You will work on a mix of backend services in Python and user-facing applications using React and TypeScript. The role involves cloud-native deployments on AWS while collaborating with product manag ...

Golang Software Developer Graduate Training Path (UK)

A leading technology recruitment firm in the United Kingdom seeks a Junior Software Developer specializing in Golang. In this role, you will design and implement software solutions, collaborating on impactful government-focused projects. Candidates with strong skills in Java, Python, or C# are also encouraged to ...

Senior Backend Engineer — Product led RegTech, Global

A growing LegalTech company in the United Kingdom seeks a Senior Software Developer with a backend focus. This role is essential in transforming the company into a product-focused business. With a competitive salary starting from €60,000, higher based on experience, the ideal candidate will have over five years ...

Senior Platform Engineer — Cloud, Kubernetes & CI/CD

A global gaming and betting company is looking for a Staff Platform Engineer to enhance its cloud infrastructure and developer tooling. The position requires 8+ years in platform or software engineering, focusing on reliability, security, and cost efficiency. The ideal candidate should have strong skills in Pyth ...

Senior Full Stack Engineer: Remote & End to End Delivery

Amdaris is seeking a Senior Software Developer to drive the development of both front and back end applications. You will work collaboratively to design scalable architecture, implement APIs, and ensure the highest code quality. The ideal candidate should possess strong Java proficiency and familiarity ...

Senior React Engineer — UI, Next.js & APIs

Java Script Works is seeking a Senior React Developer to join their collaborative engineering team in Greater London. This role involves designing and developing user interfaces using React.js, alongside PHP, Node, and Python developers. You will play a key role in creating high-quality software soluti ...

Senior Backend Squad Lead | Cloud, APIs & Data (6p)

T2M Resourcing is looking for an experienced software developer to lead a pod of talented developers in Newcastle. This role focuses on back-end development and requires expertise in C#, Java, and Python, as well as strong leadership skills. Ideal candidates will have a passion for solving complex engi ...

Senior Real Time Trading Systems Developer

White Swan Data seeks a Senior Software Developer in London to join our dynamic engineering team. You'll design and develop low-latency data processing pipelines and maintain integrations with trading platforms. Ideal candidates will have proficiency in Python, Java, and Google Cloud Platform, along with expe ...

Senior Real Time Trading Systems Engineer

White Swan Data is seeking a Senior Software Developer to join our Engineering team in London. You'll design and optimize low-latency data processing systems that execute automated trading strategies. A dynamic environment fosters collaboration and innovation, where your contributions significantly impact our ...

AI Fleet Management Leader — Platform, Flexible Location

Spotify is looking for a leader for the Platform Developer Experience (PDX) team, focusing on building AI-native backend systems. The ideal candidate will have over 5 years of backend engineering expertise in Java, Python, or Node.js, along with 3+ years leading engineering teams. This flexible role allows for r ...

Senior Backend Engineer — AI Powered SaaS

A fast-growing tech company in the UK is looking for a Back-end Developer to work closely with the Product team and Data Scientists. The role involves designing and maintaining back-end services while ensuring high performance and reliability. The ideal candidate should have a degree in Computer Science, 3-5 yea ...

Senior Backend Engineer – AI Powered SaaS, Scalable

A fast-growing AI company in Greater London seeks a Back-End Developer to collaborate with the Product team and Data Scientists. You will play a key role in designing and maintaining systems for AI-powered products. The ideal candidate has 3-5 years of back-end development experience, proficiency in programming ...

Go Software Developer HFT in London Quant Capital

Go Software Developer - HFT London, United Kingdom Posted about 1 year ago This is a job posted by our partner Jooble. Tech stack Linux C TCP/IP Go Python Debian Essential Attributes < ...

C++ Developer FX eTrading London in London Ascendion

C++ Developer - FX eTrading - London London, United Kingdom Posted 9 months ago Tech stack Databases C Bash Python Perl Scripting Trading SQL Time series databases Requ ...

Back end Architect: Java Spring Boot & Python, Cloud Native

Requirements Java Spring Boot: Confirmed level proficiency for the architectural rebuild ,Database: PostgreSQL ,Cache : Redis / Valkey ,Architecture: REST Architecture and Event-Driven architecture ,Cloud & Infrastructure: Google Cloud Platform GCP and Kube ...

Lead Software Engineer Python/Java on AWS Markets Tech

JPMorgan Chase is seeking a Lead Software Engineer to join their Markets Technology team in Glasgow. You will be responsible for delivering innovative software solutions, developing high-quality production code, and leading evaluation sessions with internal and external teams. The ideal candidate will ...

Lead Software Engineer — Java/Python in Risk Data Platform

A leading global financial institution in Greater London is seeking a Lead Software Engineer to design and enhance data engineering solutions within the Corporate Risk Technology team. This role requires proficiency in programming languages like Java and Python, as well as experience with large-scale data proces ...

Senior Software Engineer (Rust, C++, Java, Go or Python)

Senior Software Engineer (Rust, C++, Java, Go or Python) Software Engineering Up to £150k base + meaningful equity London Senior Software Engineer – Rust, C++, Java or Python – London – Up To £150k base + meaningful equity Are you excited by solving technic ...

Senior FIX Onboarding Specialist Java / Python Lead Software Engineer

As a Senior FIX Onboarding Specialist at JPMorganChase within the CIB - Equities LOB, you are an integral part of the team that is responsible for managing and facilitating the onboarding process for clients using the Financial Information Exchange (FIX) protocol. This role typically involves working close ...

Hands on Software Team Lead — Python/Go/Java Microservices

Golang Works in Manchester is seeking a Software Development Team Leader to oversee a dynamic team and drive software delivery. You will lead, mentor staff, and retain technical expertise while focusing on backend technologies. The ideal candidate has strong experience with cloud-based architectures an ...

Senior FIX Onboarding Specialist Java / Python Lead Software Engineer

As a Senior FIX Onboarding Specialist at JPMorganChase within the CIB - Equities LOB, you are an integral part of the team that is responsible for managing and facilitating the onboarding process for clients using the Financial Information Exchange (FIX) protocol. This role typically involves working closely ...

Lead Software Engineer Java/Python Risk Data Platform & Strategy

Join us and shape the future of risk technology with your expertise in data engineering and software development. You will have the opportunity to push boundaries, innovate, and make a meaningful impact on our business. We value diversity, inclusion, and respect, fostering a collaborative environment where yo ...

Lead Software Engineer Java/Python Risk Data Platform & Strategy

Job DescriptionJoin us and shape the future of risk technology with your expertise in data engineering and software development. You will have the opportunity to push boundaries, innovate, and make a meaningful impact on our business. We value diversity, inclusion, and respect, fostering ...

Senior FIX Onboarding Specialist Java / Python Lead Software Engineer

Job Description As a Senior FIX Onboarding Specialist at JPMorganChase within the CIB - Equities LOB, you will lead the onboarding process for new clients and partners using the Financial Information Exchange (FIX) protocol. Your role involves working closely with clients, internal teams, ...

MCP & Tools Python Developer Agent Evaluation Infrastructure

This opportunity is only for candidates currently residing in the specified country. Your location may affect eligibility and rates. Please submit your resume in English and indicate your level of English proficiency. What We Do At Mindrift, innovation meets opportunity. We believe in usi ...

Remote Python Developer – FinTech Systems, AWS & Flask

A leading FinTech recruitment firm is looking for Mid-Level Python Developers to join their engineering team. You will collaborate with senior leaders to design complex systems and write scalable Python code. The ideal candidate has over 2 years of experience in Python, is well-versed in Flask, and holds a relev ...

Senior SC Cleared Python Developer x 3

I am currently working with a public sector client who are actively seeking 3 SC Cleared Senior Python Developers with strong Django experience.What you'll need to succeed : Extensive Python Development experience, ideally within the public sector.Active SC clearance i ...

Modern Software Engineer

We are looking for a Senior React Full Stack Engineer with strong experience building scalable web applications using React on the frontend and Node.js on the backend. The ideal candidate should be comfortable working across the full development lifecycle, from designing user interfaces to building APIs, i ...

Java Developer SC Cleared, Java v17+, AWS, Angular in London Hays

Key Skills Required: Java Developer with Active SC Clearance Java v17+ AWS Angular Additional Skills: Knowledge of Kubernetes and Docker Experience in Microservices Architecture Familiarity with: Apac ...

Quant Developer: Elite Trading Tech (Python/C++)

A top-performing quantitative investment fund in the United Kingdom seeks a Quant Developer who will work on high-performance systems integrating quantitative research and data engineering using Python and C++. This full-time role involves collaborating with quant researchers to develop models, optimize performa ...

Backend Software Developer (Python) London £90,000 + Comps

Backend Software Developer (Python) - London - £90,000 + Comps We’re looking for a Backend Developer who thrives in dynamic environments — someone who loves clean code, scalable architecture, and being part of a team that’s pushing boundaries. What you’ll do Design, build, ...

Python Developer for Scalable FinTech Data Platform

A leading fintech recruitment firm in London is seeking a Python Developer with strong technical and communication skills. In this role, you will develop a scalable data platform and collaborate with top technologists from various tech houses to create innovative software solutions in finance. Candidates should ...

Senior Lead Software Engineer Python and Java Equity Derivatives and Pricing Front Office Quant Developer

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 . Morgan, you’ll collaborate with talented teams, grow your skills, and make a real impact. We value your exper ...

DevOps Engineer

DevOps Engineer – FinTech – Newcastle (Tech stack: DevOps Engineer, PowerShell, C#, Java, Python, Ansible, Terraform, Docker, Kubernetes, Docker Swarm, ELK, Grafana, CI/CD, TeamCity, SQL Server, Windows, Linux, Programmer, Developer, Architect, DevOps Engineer) Our client is a cutting-edge ...

Full Stack Engineer: Scalable React, API & DevOps

Crossing Hurdles in the United Kingdom is looking for a fullstack developer to design and optimize scalable applications using React and backend technologies. The ideal candidate will drive frontend development focusing on performance and user experience. Responsibilities include developing secure auth ...

Senior Product Engineer Full Stack, Impact & Equity

A dynamic tech startup in the United Kingdom is seeking an ambitious full-stack engineer to take ownership of projects and deliver creative software solutions. The ideal candidate will thrive in a high-ownership environment, tackling both frontend and backend development. Responsibilities include building automa ...

Remote Full Stack Engineer — Impactful Work & Growth

Huzzle is seeking a skilled Full Stack Engineer to join their high-performing remote team. In this exciting role, you'll design, develop, and maintain scalable web applications across frontend and backend systems. Candidates should have 3+ years of experience, strong proficiency in modern frameworks like JavaScr ...

Remote Full Stack Engineer for Neurohealth Platform

A healthcare technology company is seeking a mid-level software engineer to work on their clinical platform. The role involves full-stack development with a focus on user outcomes and ethical practices. The company offers fully remote work, flexibility, and an extensive benefits package, including 33 days of hol ...

GenAI Full Stack Consultant (SC Eligible) – Remote

A leading digital consultancy in the UK is seeking a Full Stack Developer Consultant to join their team. The ideal candidate will possess backend and frontend development experience, with proficiency in cloud platforms and LLMs. This role offers a salary of £55k with full benefits, along with the flexibility of ...

Senior Full Stack Software Engineer (Angular/.NET)

TherapyNotes.com in the United Kingdom is seeking a Senior Software Developer to drive the evolution of their platform. The role involves building and maintaining features using technologies like Angular and .NET Core and requires over 5 years of software development experience. Offering a competitive salary of ...

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    Full Stack Java Developer Python Jobs in United Kingdom Job Search Guide, Trends and Insights