2,429,391+ Full Stack Java Developer Python Jobs in UK — Top Companies Hiring June 2026

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Java DevOps Engineer eDV Clearance, Onsite Cheltenham

IO Associates is seeking a Java Developer with strong DevOps skills to join an established SME in the National Security space in Cheltenham. The role requires active eDV Clearance and a start date as soon as possible. You will be expected on site for 3 days each week for a duration of 6 months, with a ...

Senior Java Backend Engineer Microservices & Spring

Inspired Thinking Group (ITG) in Birmingham is looking for a Java Developer with a passion for quality and technology. You will be part of a talented development team, responsible for creating business-critical applications using Java technologies. The ideal candidate will have experience in both monol ...

Java Backend Engineer – Spring Boot, REST & Kafka

Rockstar in Dundee, Scotland is seeking a Java Backend Developer to design and implement solutions for game development challenges. The ideal candidate has over 3 years of experience in Java backend development, strong command of the Spring Boot ecosystem, and a solid understanding of MySQL. You will contribute ...

Senior Java Backend Engineer Hybrid, 6 Month Contract

A tech recruitment firm in the UK is seeking an experienced Java Developer for a hybrid position, requiring one day per month in the London office. The role is an initial 6-month contract focused on developing and enhancing scalable backend systems. Candidates should have strong experience in Java, solid underst ...

Backend Java Engineer — Flexible Work, Learning & Growth

IBM in Leicester is seeking a skilled Backend Java Developer to design and deliver high-quality applications using Java/JEE and modern web technologies. You will engage in building new features, integrating systems, and applying best practices such as TDD and CI/CD. Your responsibilities will include m ...

SC Cleared Senior Java Backend Engineer (Hybrid)

Peregrine is seeking an experienced SC Cleared Senior Java Developer to contribute to the design, development, and enhancement of enterprise-scale applications. You will work within an Agile engineering team, delivering high-quality solutions throughout the software development lifecycle. The ideal can ...

Senior Java Engineer: Cloud Native & DevOps Innovator

A leading technology consulting firm is looking for a skilled Senior Java Developer for a dynamic environment in Farnborough, UK. The role requires expertise in modern Java development, cloud-native technologies, and CI/CD pipelines. As part of the team, you will develop applications and engage in project delive ...

Java Backend Engineer Secure, DV Cleared & Microservices

Forwardrole is looking for a Java Developer to join a small engineering-led team dedicated to delivering secure software and data capabilities in sensitive National Security environments. The ideal candidate will have strong Java backend development experience and work across modern microservices archi ...

Java & Kotlin Backend Engineer

A leading software development company in the UK is looking for a Java with Kotlin Developer to design and maintain backend services. In this role, you will develop high-quality code using modern frameworks, collaborate with product owners and engineers, as well as mentor junior colleagues. Ideal candidates will ...

Senior Java Engineer Global FinTech, Hybrid

Citi is seeking a Senior Java Developer located in Belfast to help engineer the future of global finance. In this role, you will be responsible for developing and maintaining applications that influence economies globally, using advanced technologies and frameworks. The ideal candidate will possess str ...

Platform Engineer: Backend Java for Data Fabric

A leading consultancy firm is looking for a Backend Java Developer for a hybrid role in London. You will build core backend services for a Data Fabric platform, implementing rule engines and working with SQL parsing and distributed data systems. Ideal candidates should have strong experience in Java (17/21), Spr ...

Java DevOps Engineer DV Cleared – Hybrid Cheltenham

IO Associates is searching for a skilled Java Developer with DevOps expertise to join their team in Cheltenham. This role requires active UK*C DV clearance and offers a hybrid work model, typically 3 days on-site per week. In this dynamic position, you'll engage in Java development and utilize tools su ...

Senior Java Engineer AWS DevOps & Cloud Native

Rapinno Tech Solutions GmbH is seeking a competent Java developer based in Leeds, United Kingdom. The role involves designing, running, and improving software to meet user needs. Candidates should have significant experience with Java (Springboot) and various AWS cloud services. The ideal applicant wil ...

Senior Java Trading Systems Engineer Low Latency

A leading financial services provider is seeking a Senior Java Developer to design and implement low-latency trading system components. This role requires deep expertise in Java, real-time systems, and distributed messaging technologies. The ideal candidate will be responsible for optimizing mission-critical tra ...

Engineering Lead SVP

For additional information, please review .**Characteristics:****Experience:*** Proven experience as an Engineering Lead, Software Engineering Manager, or similar role.* Strong expertise in multiple programming languages (preferably Python, Go, and TypeScript), frameworks, and tools.* Strong understanding of bot ...

Senior Software Engineer Onsite UK, Java/React

Prattwhitney is seeking a Senior Software Engineer in the UK. This full-time, on-site position involves designing and building software across various sectors. The ideal candidate will have full stack experience, strong Java skills, and familiarity with cloud platforms. The role offers opportunities fo ...

Senior AWS Engineer

Job Description Key Responsibilities Design, build, and maintain cloud-native applications using AWS serverless services (e.g., Lambda, API Gateway, DynamoDB, SQS, Cognito, CloudWatch). Develop infrastructure as code using AWS CDK or similar tools (e.g., Terraform, Cloud ...

Software Engineer, Salesforce (Integrations)

Overview Software Engineer, Salesforce (Integrations) – Platform Engineering, London, UK. Responsibilities Develop and maintain Dialpad’s Salesforce integration. Contribute to the development of other Dialpad integrations. Write architectural design & s ...

Senior DataHub Experience & Control Plane Engineer

Bloomberg L.P. is seeking a Senior Software Engineer to enhance DataHub, Bloomberg's data experience layer. This full-stack role involves designing and building services for data discovery, AI context, and reliable user actions. Ideal candidates will possess strong software engineering experience and proficie ...

Elastic Stack Engineer for AI Driven Data Platform

Java Script Works is seeking an Elastic Stack Engineer to join their team in Greater London. In this role, you will engage with advanced technologies including artificial intelligence and machine learning, collaborating with multiple development teams to drive data projects. The position offers a competitive sal ...

Senior React Frontend Engineer Payments Contract (London)

RevTech is seeking a Frontend (React) leaning full stack engineer for a contract role until the end of 2026, with a daily pay of up to £520 (Inside IR35 via Umbrella). The role will be 3 days per week onsite in London, focusing on integrating REST APIs and working with various Front End tools. Strong experience ...

Rates Quant Dev VP Production Trading Systems

Join a collaborative, fast‑paced team where your code powers systematic trading in global Rates markets. You will help transform research into robust, production‑grade strategies and platforms. Work closely with quantitative researchers and traders to design, build and evolve execution capabilities. Grow y ...

Quantitative Trading & Research Rates Quantitative Developer Vice President

Join a collaborative, fast‑paced team where your code powers systematic trading in global Rates markets. You will help transform research into robust, production‑grade strategies and platforms. Work closely with quantitative researchers and traders to design, build and evolve execution capabilities. Grow y ...

Staff Software Engineer, Agentic Platform

About the Role We’re looking for a Staff-level Backend Engineer (AI) to bridge robust backend systems with Generative AI. You’ll design frameworks, standards, and platforms that allow AI capabilities to scale securely, reliably, and efficiently across the enterprise, influencing long-term technic ...

Senior Front End Architect React/TypeScript/Next.js

Java Script Works is looking for a Senior Front-End Developer to join their team in Southampton, United Kingdom. The ideal candidate will design and build modern, scalable front-end architecture using React, TypeScript, and Next.js. This full-time role involves close collaboration with back-end developers to del ...

Tech Lead JavaScript/React & Node.js Architect

Java Script Works is seeking a Lead Developer/Tech Lead based in Greater London, United Kingdom. This full-time role requires proven expertise in JavaScript, React, Node.js, and TypeScript to lead and design scalable web projects. The ideal candidate will have demonstrated experience in leading teams, ...

Mandarin Speaking PHP & WordPress Developer

Java Script Works is looking for a PHP Developer (Mandarin speaking) based in Manchester, United Kingdom. You will build web applications using PHP, WordPress, and JavaScript while collaborating with a Mandarin-speaking team. The position requires application development experience and living within a ...

Senior ServiceNow Engineer | ITSM, CMDB & PA Specialist

Java Script Works is seeking a Senior ServiceNow Developer in Leeds, United Kingdom. The successful candidate will have extensive experience in ServiceNow development, including scripting with JavaScript and working with various modules like ITSM and PA. This full-time position offers a competitive salary rangin ...

Senior Java Engineer Platform Team (London)

ITRS is seeking a Senior Java Software Developer to join their London team. This full time position involves reporting to the Engineering Manager and working within the Platform Team as part of a global Engineering organization. The company, located in Greater London, provides risk mitigation solutions to major ...

Staff Platform Engineer – Platform Engineering (UK & Ireland)

Overview Fanatics Betting & Gaming (FBG) is seeking a Staff Platform Engineer to join our Platform Engineering team based in the UK or Ireland. This position plays a critical role within the EMEA Platform Engineering organization, partnering closely with teams across the UK, Ireland, and U ...

Front End – API (NHS Digital Integration) Developer

We're hiring a Senior Developer to support major NHS and healthcare digital projects. This role combines strong Vue.js front‑end skills with Java‑based API and microservices development. Role Responsibilities Develop front‑end features using Vue.js for NHS/healthcare applications ...

.NET Developer

.NET Developer - Software House - Peterborough (Tech stack: .NET Developer, .NET 9, C#, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect) Do you want to work for an internationally recognised brand? Do you want to work on enterprise leve ...

AI Engineer, London

Meet Eloquent AI At Eloquent AI, we’re building the next generation of AI Operators—multimodal, autonomous systems that execute complex workflows across fragmented tools with human-level precision. Our technology goes far beyond chat: it sees, reads, clicks, types, and makes decisions—tra ...

DevOp Engineer / Test Lead (eDV required) in Cheltenham Matchtech

DevOp Engineer / Test Lead (eDV required) Cheltenham, United Kingdom Tech stack JavaScript Automated Testing Security Java Hands-on Experience in Software Testing Preferably using: Cypress Cucu ...

VP of Engineering (HealthTech) in Cambridge Bluestorm Recruitment by Dazzle

VP of Engineering (HealthTech) Cambridge, UnitedKingdom Posted 12 months ago Tech Stack React iOS Swift Java JavaScript Android MongoDB Kotlin Amazon AWS Node.js Settin ...

Senior Java Developer (Smart Order Routing (SOR) Equities Electronic Trading

Senior Java Developer (Smart Order Router (SOR)) - Equities Electronic Trading Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries ope ...

Senior Java Developer (Smart Order Routing (SOR)) Equities Electronic Trading

Senior Java Developer (Smart Order Router (SOR)) – Equities Electronic Trading Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. Overview Equities Techno ...

Senior Java Developer (Smart Order Routing (SOR)) Equities Electronic Trading

## Senior Java Developer (Smart Order Routing (SOR)) - Equities Electronic TradingApplylocations: Belfast United Kingdomtime type: Full timeposted on: Posted Todaytime left to apply: End Date: June 24, 2026 (13 days left to apply)job requisition id: **Senior Java Developer (Smart Order Router (SOR)) - ...

Senior Software Developer (Java, Node) || Must have UK Government experience

Senior Software Developer  Remote with ad-hoc travel to Manchester || Experience within UK central government required  The Company  At Amber Labs, we are a cutt ...

Senior Software Developer (Java, Node) | Must have UK Government experience

Overview Senior Software Developer Remote with ad-hoc travel to Manchester || Experience within UK central government required The Company At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering auto ...

Senior Software Developer (Java, Node) || Must have UK Government experience

Senior Software Developer Remote with ad-hoc travel to Manchester | Experience within UK central government required Amber Labs is a cutting‑edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating rapid learning to prov ...

Senior Java Developer (Smart Order Routing (SOR)) Equities Electronic Trading

Senior Java Developer (Smart Order Router (SOR)) - Equities Electronic TradingEngineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating ...

Senior Software Developer (Java, Node) || Must have UK Government experience

Senior Software Developer  Remote with ad-hoc travel to Manchester || Experience within UK central government required  The Company  At Amber Labs, we are a cutt ...

Senior Java Developer (Smart Order Routing (SOR) Equities Electronic Trading

Senior Java Developer (Smart Order Router (SOR)) – Equities Electronic Trading We are seeking a highly skilled and experienced Smart Order Router (SOR) Developer to join our Equities Electronic Trading team. This is a VP-level position responsible for the design, development, and optimization of o ...

Java developer FTC 3 Days a week onsite in Newcastle

Job Description:Experience within Java Development Kit (JDK 11+) and Spring Boot to build modular, maintainable services aligned to enterprise standards.Demonstrable work experience with enterprise middleware platforms including WebLogic Server (Enterprise Edition) and CAS SDK for secured high-perfor ...

Java Engineer / Technical Consultant Derivatives Trade Solution

Java Technical Consultant – Derivatives Products Working as part of the Technology Solutions team you will be responsible for code development projects to map / analyse proprietary data models and manage technical queries related to the regulatory technology models and codebase. Responsi ...

Principal Engineer (Contract)

CONTRACT - Senior / Staff / Principal Software Engineers | UK Challenger Bank | Liverpool St | 2-days on site | Outside IR35 We're working with an established UK Challenger Bank entering a significant scale-up phase and looking for exceptional talent to level-up the engineering org. <p ...

Senior Java Architect – Real Time Payments APIs

Huxley Associates seeks an experienced Java developer and technical architect in London to lead architectural decisions for their high-throughput payment systems. This Principal Software Engineering position requires 8+ years of relevant experience and the ability to design scalable and resilient internet-fac ...

Senior Java SOR Engineer Low Latency Equities

Citibank (Switzerland) AG is seeking a Senior Java Developer for its Equities Electronic Trading team in Belfast. This role involves designing and optimizing a low-latency execution platform critical to electronic trading. The position requires expert-level knowledge in Core Java and experience with Smart Ord ...

Senior Java Backend Engineer – Platform & Ad Tech

Global is looking for a Java Developer in Greater London to join their DAX engineering team. In this role, you'll take ownership of features from inception to deployment, improving their ad server platform using modern Java micro-services, Kubernetes, and continuous integration tools. Candidates should have a st ...

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