2,424,521+ Full Stack Java Developer Python Jobs in UK — Top Companies Hiring June 2026

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.NET Developer Hemel Hempstead

.NET Developer - Hemel Hempstead, Hertfordshire (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Since ...

.NET Developer Hemel Hempstead

.NET Developer - Hemel Hempstead, Hertfordshire (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Architect, .NET Developer) Since ...

.NET Developer – Exeter

.NET Developer - Global Fitness Movement - Exeter, Devon Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer Born in 2012 in California, ou ...

Junior PHP / Magento Developer

At Ribble, our online platform is the engine behind our customer experience — powering everything from product configuration to checkout and fulfilment. As a PHP / Magento Developer, you’ll help us maintain, improve, and extend that platform to support growth, solve real customer problems, and enable our team ...

.NET Developer – Warwick

Overview .NET Developer, .NET 10.0, C# 14 – Digital Download Site – Warwick, Warwickshire (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full Stack Engineer, Archit ...

Principal Software Engineer Rust Low Latency

Principal Software Engineer Rust Low Latency 2 days 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 p ...

Lead Software Engineer

Overview Role: Change & Transformation Software Engineer Manager (Java) Contract period: 12 months + Extension Location: Radbroke, England (Hybrid, 2 days a week onsite) We are seeking a highly motivated and skilled Software Engineer Manager to join a B ...

Senior Software Test Engineer

Join us at Entrust At Entrust, we’re shaping the future of identity centric security solutions. From our comprehensive portfolio of solutions to our flexible, global workplace, we empower careers, foster collaboration, and build solutions that help keep the world moving safely. Headquartere ...

Fullstack Software Engineer React/Python

Full Stack Engineer (Python / React | Cloud) - NEW FDI to Belfast! MCS Group are delighted to be partnering with a high-growth technology business who are building a modern, data-driven platform that helps large organisations better understand performance and make smarter decisions. The product b ...

Data Engineer/Software Engineer

Location Hybrid, with a minimum of 20% in the Oxford office per month About Us We’re Nominet – a world‑leading domain name registry operating at the heart of the UK internet. While we're best known for running .UK domains, our DNS expertise also underpins critical internet infra ...

Technical Insurance BA Implementation & API Specialist

A leading software company in Greater London is seeking a Business Analyst to join their Implementation team. In this full-time position, you will gather and translate client requirements while working on integration and software-related projects. The ideal candidate will have strong experience in product/applic ...

Senior Data Engineer Palantir Platform

A technology solutions provider in Greater London is seeking a Senior Palantir Engineer to design and develop data processing software for Big Data technologies. The role involves collaborating with various teams to ensure code quality and operational readiness. Strong experience in Java, Scala, or Python and fa ...

Lead C# Software Engineer Finance & Capital Markets

Quant Capital is seeking a Lead C# Software Engineer based in London, United Kingdom. The role requires strong software analysis, design, and development skills, with a minimum of 5 years of experience in C#, Python, C++, or Java. Additional knowledge of relational databases and SQL is important, as we ...

Senior Solutions Architect – Protection (Edinburgh)

Royal London Group is looking for a Senior / Solutions Architect for our Edinburgh office to design scalable architecture specifically for protection solutions. The candidate should be proficient in Python, Java, Azure, and CI/CD practices. This is a full-time role offering competitive compensation. Id ...

Remote Azure Data Engineer Build scalable data pipelines

ESP Engineered is seeking an experienced Data Engineer to architect and implement scalable data solutions. The role involves building robust data pipelines, collaborating with teams for data requirements, and optimizing existing data systems. Candidates should have 7+ years of relevant experience, a Bachelor's i ...

Senior Quant Trading Engineer Java & Crypto

Quant Capital is urgently hiring for a Senior Software Engineer specializing in Quant Trading based in London, United Kingdom. The role offers a competitive salary range of £150,000-200,000, plus a bonus of £50,000-80,000. The position focuses on developing top-tier trading systems for a leading player ...

Genomics Data Scientist Python, ML & SQL in Cambridge

Java Script Works in Cambridge is seeking a Data Scientist to drive data analysis and statistical modeling for next generation sequencing data. The ideal candidate will have strong skills in Python, SQL, and relevant libraries such as pandas and scikit-learn. This full-time position offers competitive compensati ...

AI Solutions & DevOps Engineer — Cloud & ML Pipelines

Digiterre is seeking an AI Solutions & DevOps Engineer in London to provide real-time software and data engineering solutions. The ideal candidate has experience with AI frameworks like TensorFlow and PyTorch, proficiency in programming languages such as Python and Java, and strong skills in cloud setup and API ...

Java Engineer – Hybrid Hedge Fund in London | 30% Bonus

Quant Capital is seeking a Software Engineer for a Small Hedge Fund in London. The role requires strong skills in Java and Python to support a high-profile client. The position offers a competitive compensation package of £90k plus a 30% bonus, with a requirement to be in the office three days a week. This full- ...

Java/Spring Boot/SQL/Backend dev/developer for The Climate App!

Hi! We’re making an environmental‑social app. It makes climate action easy, fun & social - leveraging positive peer pressure to create a movement of action to protect our planet from climate change. We have created v1 of the Android and iOS apps! We are 30 enthusiastic climate voluntee ...

Junior 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 fo ...

Vacancy for Lead Developer Java/Scala at The National Archives (UK)

Overview Vacancy for Lead Developer Java/Scala at The National Archives (UK) 23 January 2023 London Full-Time Person specification About you You are an enthusiastic and organised individual who is keen to join a growing team and make a positive c ...

Junior 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 s ...

Junior 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 ...

IT Graduate Developer Fully Remote in UK

Graduate IT Developer - Train into C#, PHP, SQL, Agile. Fully Remote role. The Company Reputable Financial company with head offices in the Southeast supplying products to the marketplace with market-leading products in particular fields. We are looking to recruit a talented IT Graduate ...

Senior Software Engineer (Identity & Financial Crime)

Requirements We're looking for passionate and driven engineers to join our Customer Identity & Fincrime team We’re open-minded when it comes to hiring and we care more about aptitude and attitude than specific experience or qualifications For the most part we code in Jav ...

C# Software Engineer (TDD Focus)

C# Software Engineer(TDD Focus) We are looking for a highly capable Full Stack Developer with a strong commitment to Test-Driven Development (TDD) to join our team. This role is critical in delivering secure, high-quality software in an environment where precision, accountability, and technical r ...

Android Developer

Android Developer Location: Bristol (3 days onsite per week) Note : This is B2B contract position - Therefore, benefits such as holiday entitlement, pension contributions, life insurance, and private health insurance are not applicable for this role. Required Skills & Experience 10+ relevant experience in Androi ...

Climate Tech Python Engineer Hybrid, Impact

Propel is looking for a Mid Level Python Engineer in Greater London to join a growing startup focused on climate technology. As part of a small, collaborative team, you'll work on developing their core product while contributing to meaningful projects. The ideal candidate will have strong Full Stack ex ...

Data Director in Milton Keynes Connells Group

Data Director Milton Keynes, United Kingdom Posted 9 months ago Tech Stack Python, SQL, Artificial Intelligence Qualifications Experience of delivering AI & ML initiatives Exposure to Microsoft Fabric, cloud development, SQL, Python < ...

Controls Engineer / Smart Factory Technician in Darlaston ZF Friedrichshafen

Controls Engineer / Smart Factory Technician Darlaston, UnitedKingdom Posted 11 months ago Tech Stack Python PHP web Qualifications and Experience Experienced PLC programmer proficient in Siemens S5/S7/Tia Portal/Win CC. Sk ...

Splunk Infrastructure Engineer in Edinburgh NatWest Group

Splunk Infrastructure Engineer Edinburgh, United Kingdom Tech stack Python Shell Splunk Infrastructure The skills you’ll need To thrive in this role, you’ll need experience in software development or automation scripting, such ...

Software Developer

Overview Java Software Developer 12 month Fixed Term Contract – Remote (Ad hoc travel required) Experience within UK public sector required The Company At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, pr ...

Smart Grid Systems Developer

Networks Services Limited is looking for a Systems Developer in Bishops Stortford, England, to build and enhance smart grid software and data systems. The role requires a developer with at least 5 years of experience, proficient in the Microsoft stack, cloud services, and IoT technologies including MQTT and M ...

Lead Software Engineer — Medical AI Platform Builder

A leading healthcare technology company in the UK seeks a skilled full-stack developer with expertise in TypeScript, React, and Node.js. The ideal candidate should be proficient in AWS services, including Lambda and DynamoDB, and have a strong focus on user experience. This role will offer opportunities to work ...

Data Governance and Intelligence Lead in Potters Bar AtkinsRéalis

Data Governance and Intelligence Lead PottersBar, United Kingdom Posted 9 months ago Tech stack SQL Data Modeling R Databases Python Statistical analysis Areas of Expertise Statistical analys ...

Pricing Analyst R and Python in London Eames Consulting

Pricing Analyst – R and Python Eames Consulting London, United Kingdom Posted 9 months ago Tech Stack Python R Job Opportunity in London Join a dynamic team in London with a requirement of 2 days per week in the office. ...

Software Engineer

Software Engineer - Java, Python, React, MongoDB Location: Flexible/Hybrid | Contract Type: Permanent or Contract | Level: SFIA Level 4-5 (Enable / Ensure & Advise) Must go through eDV About the Role We’re looking for a versatile Software Engineer ...

Calypso Developer

Calypso Developer (16433) Newcastle upon Tyne, England Apply with Indeed Job Description: Core‑Asset Consulting is supporting a leading financial services firm in their search for a skilled Calypso Developer. This is an opportunity to work on high‑impact financial techno ...

Node Developer in London Solirius Reply

Key Skills/Experience: Proven experience in Node.js development Strong knowledge of JavaScript (ES6+), asynchronous programming, and event-driven architecture. Experience with building and maintaining RESTful APIs and related tools. Experience with testing fram ...

Senior Machine Learning Engineer

About the role At Longshot Systems we build advanced platforms for sports betting analytics and trading. We’re hiring Machine Learning Engineers for our modelling engineering team. You’d be working closely with the quantitative research teams to turn prototype trading models into production-ready ...

Platform Architect: Cloud, Kubernetes & Java Hybrid

Opus Recruitment Solutions is seeking a Platform Architect to transform their cloud environment from beta to production. You will collaborate closely with the Lead Architect and DevOps team to scale and support the Platform team. Your responsibilities include configuring and maintaining Azure and AWS i ...

Frontend Engineer: Vue/TS & Modern UI Dev

Java Script Works is looking for a software engineer based in Greater London to work in a challenging tech environment. The ideal candidate will be proficient in JavaScript (ES6+), CSS, and modern frameworks like Vue, with experience in frontend development and responsive design. Responsibilities include develop ...

Lead IEC 61850 Systems Engineer for Substation Tooling

GE Vernova is looking for a Lead IEC 61850 Application Engineer in Creswell, UK. You will define requirements and enhance product features for an IEC 61850-compliant System Configuration Tool while coordinating with global engineering teams. The ideal candidate needs extensive hands-on experience with IEC 61850 ...

Graduate Software Engineer: Real Work, Mentorship, Growth

A tech-driven insurtech company in Greater London is seeking a Graduate Software Engineer to join their product team. You will be involved in building real software from day one, collaborating with engineers and designers, and gaining mentorship and experience in a diverse tech stack including Java and React/Nex ...

Lead AI Agent Engineer — Hybrid London

Pearson Carter is seeking a Senior AI Agent Developer to be responsible for building AI Agents and owning the feature and product development process. The role is hybrid with an office located in London. The ideal candidate should have a full stack development background, experience with DevOps, and pr ...

Senior Mobile Engineer — Build Flutter Apps for Logistics

A leading logistics tech company in Greater London is seeking a full stack developer to work across technology and data infrastructure. This role involves solving real-world challenges with machine learning and collaborating across various teams. The ideal candidate has strong technical skills and a passion for ...

Hybrid .NET Software Developer (C# | ASP.NET Core)

A technology company in the UK is seeking a .NET Software Developer to design, build, and maintain high-performance backend services. The role requires strong experience in C# and .NET Core, with responsibilities including developing scalable backend systems and collaborating on full-stack features with ReactJS. ...

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