2,050,941+ Full Stack Java Developer Python Jobs in UK — Top Companies Hiring June 2026

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Application Developer Cloud FullStack

Join to apply for the Application Developer - Cloud FullStack role at IBM Introduction: At IBM CIC, we deliver deep technical and industry expertise to a wide range of public and private sector clients in the UK. A career in IBM CIC means you’ll have the opportunity to work with visi ...

Fullstack Developer

Full Stack Developer | Bristol (Hybrid, 3 days onsite) | SC Cleared or SC Clearable - hiring for multiple levels Read the overview of this opportunity to understand what skills, including and relevant soft skills and software package proficiencies, are required.Key Areas of Responsib ...

Fullstack Developer

Full Stack Developer | Bristol (Hybrid, 3 days onsite) | SC Cleared or SC Clearable - hiring for multiple levels Read the overview of this opportunity to understand what skills, including and relevant soft skills and software package proficiencies, are required.Key Areas of Responsib ...

Fullstack Developer

Full Stack Developer | Bristol (Hybrid, 3 days onsite) | SC Cleared or SC Clearable - hiring for multiple levels Read the overview of this opportunity to understand what skills, including and relevant soft skills and software package proficiencies, are required.Key Areas of Responsib ...

Senior Search Data Engineer

Overview Senior Search Data Engineer - Software – Leading SaaS Business Full-time · Permanent · Remote/Hybrid (Glasgow-based office) A leading SaaS business at the forefront of digital transformation is seeking an experienced Senior Search Data Engineer - Software ...

Director, Application Development Manager

Job Title Director - Application Development Manager Location London Position Overview We are seeking an exceptional engineering leader to drive the design, development and delivery of a greenfield Corporate Actions Processing Engine – a mission‑critical enterp ...

Software Engineers

Position Description: CGI was recognised in the Sunday Times Best Places to Work List and has been named one of the ‘World’s Best Employers’ by Forbes magazine. We offer a competitive salary, excellent pension, private healthcare, plus a share scheme (3.5% + 3.5% matching) which makes you ...

.NET Developer

.NET Developer – .NET 9, C#, Blazor, Azure – Worcester(Tech stack: .NET Developer, .NET 9, C#, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer)Our client is a crowd funded social advertising technology platform that sells servi ...

.NET Developer

.NET Developer, .NET 9, C# – Global Internet Icon – Reading(Tech stack: .NET Developer, .NET 9, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer)Our client has long been a classic internet icon; today it has evolved into an inte ...

Application Security Engineer

Requirements 4+ years of hands‑on experience in application security engineering, with a proven track record of securing large‑scale production systems—bonus points if you've worked in fast‑growing startups or high‑growth environments Understanding of developer experience and deve ...

Senior Software Engineer (Java/React) – High Impact Fintech

Be-IT is looking for Java Back End or Full Stack engineers to join their high-performing team in Glasgow. This role offers the chance to work on important and live systems within a fintech environment where technology thrives and engineers have a significant impact. The job includes building user-facin ...

Java Software Engineer Team Lead in Bristol NatWest Group

Java Software Engineer Team Lead Bristol, United Kingdom Posted 9 months ago Tech stack Software Engineer Java Java Software Engineer Team Lead This is an opportunity for a technically minded individual to join us as a Java Software Engine ...

Senior Java Developer — Spring Boot Lead for Greenfield API

Universal Music Holdings Ltd is searching for a Senior Java Developer to join its dynamic team in the United Kingdom. The ideal candidate will be proficient in Java, especially with Spring Boot, and have strong experience in enterprise software development and API development. This role will involve ow ...

Lead Developer – Kings Cross, London

Lead Developer page is loaded## Lead Developerlocations: Kings Cross, Londontime type: Full timeposted on: Posted 7 Days Agojob requisition id: UMG-22322Music is Universal It’s the passionate and dedicated team at Universal Music who help make us the world’s leading music company. From A&R to finance ...

Lead Developer AI

Lead Developer (Full Stack, AI) UK, Remote-first £55k-£65k Overview Rare opportunity to join a high growth team building cutting edge AI products in a fast moving, creative environment. You’ll be part of a small, high impact team with the autonomy and pace of a scale up, while benefiting ...

Java Software Engineer (Energy Sector)

Get AI-powered advice on this job and more exclusive features. This range is provided by Dexter Talent. 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 Dexter Talent Do ...

Low Latency Java eFX Algo Developer — Hybrid in London

A financial technology company is seeking a Java eFX Algo Developer for a 12-month contract. This hybrid position requires the candidate to work onsite three days a week. Responsibilities include developing and optimizing Java-based trading systems for low latency in collaboration with various teams. Ideal candi ...

Senior Java Backend Lead Remote/Hybrid + Growth

A leading company in the IT industry is seeking a Senior Java Developer to join their team. This role involves developing a cutting-edge CRM SAAS solution, working closely with project teams throughout the software lifecycle. The Senior Java Developer will be responsible for both backend and the introduction of ...

Lead Developer

Requirements Strong commercial experience with Java for backend development Proven experience building solutions on AWS, ideally including serverless services (Lambda, API Gateway, AppSync, etc.) Experience with Docker and Kubernetes for container orchestration Good ...

Principal C# Developer.Net AWS FinTech

Principal C# Developer / Engineer (C# .Net AWS Python) London / WFH to £120kWould you like to join a growing and profitable scale-up that is viewed as a leading FinTech disruptor in a senior role that will allow you a great deal of influence and progression?As a Principal C# Developer you ...

Junior Software Developer Observability

Canonical is a leading provider of open source software and operating systems to the global enterprise and technology markets. Our platform, Ubuntu, is very widely used in breakthrough enterprise initiatives such as public cloud, data science, AI, engineering innovation, and IoT. Our customers include the wor ...

Java Tech Consultant: Derivatives & Trading Systems

A financial services firm in the United Kingdom is seeking a Java Technical Consultant to join their Technology Solutions team. The role focuses on coding in Java, assisting with data model mapping, and addressing technical queries in trading technology. Ideal candidates will have Java and Python proficiency, ex ...

Software Engineer £120,000 + Comps London

Overview Software Engineer – London. Our client, a globally recognised Fintech leader known for its innovation and engineering excellence, is seeking a Software Engineer to join their London-based technology team. This is a unique opportunity to work at the heart of a critical engin ...

Senior Python Engineer AI/ML

Senior Python Engineer with solid LLM skills wanted by a thriving production AI company who are seeing fantastic growth. They are seeking a senior python engineer / senior python developer with strong recent AI/ML development experience, to help build production-grade AI systems that power complex, real-wo ...

.NET Developer

.NET Developer, .NET 9, C# – Global Record Label – Salford(Tech stack: .NET Developer, .NET 9, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer)We are pleased to announce that our client, one of the largest a ...

Software Engineering Graduate Programme UnderwriteMe (London)

Start date September 2026 Salary £ competitive + excellent benefits About Us UnderwriteMe is a UK‑based Insurtech on a mission to make life insurance simpler and more accessible. We build cutting‑edge SaaS technology for insurers and advisers, helping protect m ...

Lead x 1 and Senior x 1 Java Developer Hybrid OUTSIDE IR35

Lead / Senior Java Developer - Hybrid - Glasgow based MUST BE COMMUTABLE - OUTSIDE IR35 Lead / Senior Java Developer Responsibilities Design, develop, test, and support enterprise Java applications. Build and enhance microservices, REST APIs, and web-based applications. ...

Quantitative Developer

We have partnered with a research-led hedge fund where scientific rigour, experimentation, and evidence-based decision‑making sit at the heart of the business. Headquartered in London, they operate at the intersection of systematic trading, machine learning, large‑scale distributed compute, and performance ...

Senior Java Engineer

Join to apply for the Senior Java Engineer role at IBM Introduction At IBM CIC, we provide technical and industry expertise to a wide range of public and private sector clients in the UK. A career in IBM CIC means you’ll have the opportunity to work with leading profession ...

Remote .NET Developer – Growth & Modern Stack with Flexible Hours

A leading digital solutions provider in Warwick is seeking a .NET Developer to join their talented technical team. The role focuses on developing high-quality services that delight users, requiring experience in .NET, .NET Core, C#, and Azure SQL. Training will be provided in various modern technologies, includi ...

Backend Java Engineer – Scalable APIs + Azure (Hybrid)

Jacobs is looking for a full-time Software Developer in Exeter to design and deliver scalable back-end services using modern Java practices. The role emphasizes performance optimisation and collaboration within agile teams. Candidates should have strong Java expertise and experience with cloud platform ...

Java Engineer: Algorithmic & High Performance Systems

Millennium is seeking a Java Developer to join our high-performing Algorithmic Development team in London. The ideal candidate must possess strong hands-on Java skills with an understanding of concurrent and multi-threaded application environments. This is a full-time role that presents an excellent opportunity ...

FX eTrading Java Developer — Low Latency Trading Tech Lead

A global financial services company is seeking an experienced professional to implement FX trading systems. This role involves working with trading and quant teams, contributing to system design, and enhancing solution quality. Candidates should have a strong understanding of FX and ultra low-latency development ...

Senior Java Developer: Path to Head of Engineering (Hybrid)

Harrington Starr is looking for a Senior Java Developer to join their hybrid team in London. This is a unique chance to develop vital post-trade technology while leading a team, with a clear progression to Head of Engineering in 24 months. The ideal candidate has over 7 years of experience in Java deve ...

Remote Backend Java Developer (SC) Spring, Docker, CI/CD

Experis is looking for a Backend Java Developer to join their team, based in London, Croydon. This role allows for remote work with occasional and infrequent office days. You will need experience in Java and the Spring framework, and knowledge of Docker/Kubernetes. Additionally, you should be familiar ...

Backend Java Developer Birmingham • Hybrid • £50–65k • Not London

Backend Java Developer Location: Birmingham (Hybrid) Employment: Fixed Term Contract Salary: £50,000 – £65,000 base (dependent on experience) If your idea of backend engineering is more than CRUD APIs and microservices boilerplate — this role ...

Lead Java Scala Developer / PM in London Quant Capital

This is a job posted by our partner Jooble Yes, it’s a start-up, yes it's bleeding edge. Language is irrelevant. I want bright technologists who can cut solid code. I offer relocation for strong candidates. Job Description Quant Capital is urgently looking for a Lead Java / Scala / R ...

Backend Java Developer Birmingham • Hybrid • £50–65k • Not London

Backend Java Developer Location: Birmingham (Hybrid) Employment: Fixed Term Contract Salary: £50,000 – £65,000 base (dependent on experience) If your idea of backend engineering is more than CRUD APIs and microservices boilerplate — this role ...

Senior Backend Developer (Java/Spring) — Swansea On site + Visa

Scrumconnect Consulting is seeking a Senior Backend Developer located in Swansea. The role involves designing and building scalable backend systems using Java and Spring Boot, ensuring performance and security. Candidates should have hands-on experience with microservices and RESTful APIs. The company ...

Lead Java Developer for High Traffic National Digital Platforms

A tech recruitment firm in the United Kingdom is seeking a Lead Java Developer to join a major digital transformation programme. The successful candidate will lead a team of developers in building scalable solutions, contributing to modernising complex digital services. Strong recent experience with Java 21 and ...

Junior Java Developer Hybrid; Grow in Modern Cloud Apps

Proactive.IT Appointments Limited is looking for a Junior Java Developer to join their team in Weston-Super-Mere. This role offers a hybrid working model and a salary of up to £31k per annum. As a Junior Developer, you will be involved in the full software development lifecycle, including design, devel ...

Real time Java & React Developer for Front Office Tools

Talan is looking for a talented Java Developer with React experience in the Greater London area. This role focuses on delivering cutting-edge Front Office solutions within Global Markets environments. You will be designing and enhancing regulatory and sales enablement platforms, ensuring that you help ...

Real time Java & React Developer for Front Office Tools

Talan Group is seeking a talented Java Developer with React experience to join their team delivering front-office solutions within Global Markets. This role is essential for designing and enhancing regulatory and sales platforms, contributing to modern, scalable applications. The ideal candidate will p ...

Backend Java Developer Birmingham • Hybrid • £50–65k • Not London

Backend Java Developer Location: Birmingham (Hybrid) Employment: Fixed Term Contract Salary: £50,000 – £65,000 base (dependent on experience) If your idea of backend engineering is more than CRUD APIs and microservices boilerplate — this role ...

Java JEE Developer Build scalable web apps in Agile

Gear9 recherche un Développeur Java JEE pour accompagner son expansion à Worthing. Vous participerez aux phases d'architecture et de conception, tout en développant des applications performantes et en optimisant leur maintenance. Le candidat doit avoir au minimum 4 ans d'expérience en ingénierie inform ...

Java Developer Intern: Build Real World Apps & Spring Boot

A technology company in the United Kingdom seeks an enthusiastic Java Developer Intern to join its development team. This role provides a unique opportunity to gain hands-on experience in software development, working on real-world projects while enhancing your Java programming skills in a professional environme ...

Senior Data Scientist

Senior Data Scientist Senior Data Scientist £2.5 million seed funded Startup utilising Machine Learning Data Scientist opportunity with a seed funded startup (£2.5 million), utilising machine learning technology to create up to 15% profit margin gains for clients in the entert ...

Motor Vehicle Tutor

Job Title: Senior Software Developer – Java & Cloud Technologies Location: London, Greater London, UK Salary: £50,000 - £70,000 DOE Job Description Our client, a leading specialist provider in the technology sector, is seeking a highly skilled Senior Software Developer to join ...

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