422,403+ Technical Java Developer Jobs in UK — Top Companies Hiring July 2026

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Backend Developer

About Us At Octopus we're passionate about powering a sustainable future. As pioneers in the renewable energy space, we don’t just invest in utility scale projects; we invest in people, communities and a greener tomorrow. We're on a mission to transform the renewable energy generation spa ...

Python Developer

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired by a collaborative community of colleagues around the world, and where you’ll be able to reimagine what’s possible. Join us and help the world’s leading ...

iOS Developer

If you need support in completing the application or if you require a different format of this document, please get in touch with or call TCS London Office number with the subject line: “Application Support Request”. Job Type: Permanent Location: London < ...

.NET Developer

.NET Developer - Global Sports Company - Liverpool (Tech stack: .NET Developer, .NET 9, C#, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global sports brand that operates in over 115 countries worldwi ...

WordPress Developer

Are you a talented WordPress / WooCommerce Developer looking to take your skills to the next level? Our client is a fast-growing digital studio in central Bristol, working on exciting, complex WordPress projects for a wide range of clients. This is a great opportunity to join a collaborative, peopl ...

.NET Developer

.NET Developer, .NET 9, C# - Consultancy - Plymouth (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) Our client is an award-winning Microsoft c ...

.NET Developer

.NET Developer - Worthing (Tech stack: .NET Developer, .NET 9, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer)In just over 5 years our client has established themselves as the world's leading internet subscription serv ...

Software Developer

Overview We are looking for a highly motivated individual to help us build the next generation of data analysis tools and infrastructure for our Award-Winning Accident Repair Network. Our mission is to develop the tools and technology that enable our teams to get our customers back to normal. The ...

BI Developer

EOS is committed to using data and technology to drive smarter decisions and meaningful outcomes. We believe in collaboration, continuous learning, and building solutions that empower teams across the organisation. At EOS, people are encouraged to bring curiosity, integrity, and a growth mindset to everyth ...

Python Developer

Company Description Version 1 has celebrated over 29 years in Technology Services and continues to be trusted by global brands to deliver solutions that drive customer success. Version 1 has several strategic technology partners including Microsoft, AWS, Oracle, Red Hat, OutSystems and Snowflake ...

Frontend Developer

UI/UX Developer Bath, Hybrid 2 days per week in the office Up to £70k React, TypeScript, Wireframing, GIT, Agile Benefits: 25 days holiday plus bank holidays Healthcare Insurance Udemy Training Bud ...

.NET Developer

.NET Developer - Social Messaging Platform - Winchester (Tech stack: .NET Developer, .NET 9, C#, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer)In 2012 our client launched a social messaging platform that has bee ...

Systems Developer

At IDHL, we’re more than a digital agency, we’re a strategic partner to ambitious brands, helping them accelerate growth in the digital economy. Our expertise is delivered through three core divisions: Performance, Web & eCommerce, and Intelligence – all working closely together to create impact ac ...

Junior Developer

Join to apply for the Junior Developer role at World Association of Nuclear Operators (WANO) The WANO London Office is looking for a talented individual to join our team in the role of Junior Developer on a fixed-term contract for 12 months. < ...

Python Developer

Are you passionate about leveraging technology to address urgent global climate challenges? If so, this is the ideal opportunity to make a real impact in a forward-thinking early-stage start-up that is leading the charge in sustainable building practices, leveraging state-of-the-art technology to optimise ...

CMS Developer

CMS Developer Remote/On-Site Full Time 10/07/2025 Key Responsibilities Build and maintain websites using CMS platforms (WordPress, Shopify, Drupal) Customize themes, plugins, and templates Optimize websites for speed, SEO, and performanc ...

Algo developer

Java, Low Latency, SOR, EMS/OMS, Linux, AWS The company This is an unmissable opportunity for an experienced Algo Developer to join one of the leading institutional digital asset firms in the market. With a global footprint and a platform spanning trading, asset management, custody and toke ...

.NET Developer

.NET Developer - Global Sports Company - Crawley (Tech stack: .NET Developer, .NET 9, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is a global sports brand that operates in over 115 countries worldwide. Th ...

Frontend Developer

Get AI-powered advice on this job and more exclusive features. This range is provided by Movement8. 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 Movement8 We’re looking f ...

.NET Developer

.NET Developer - World Class Entertainment Company - Canterbury (Tech stack: .NET, .NET Core, ASP.NET, C#, React, Angular, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Full Stack Development, Architecture) Our client has been producing unparalleled ent ...

Quantitative Developer

Our Quantitative Developers are the enablers of our success. They work side-by-side with our researchers to realise their ideas in global financial markets. They work at the bleeding-edge with immense compute power at their fingertips to achieve our aim: predicting the future. The core tech stack is C# and ...

Quantitative Developer

Legal & General is one of Europe’s largest asset managers, providing clients and partners with complex, responsible investment solutions, across public and private markets. As a global investor, we are present where our clients most need us – from Hong Kong and Singapore, to Chicago and major European financi ...

Quantitative Developer

Join to apply for the Quantitative Developer role at G-Research Join to apply for the Quantitative Developer role at G-Research Direct message the job poster from G-Research Talent Acquisition Specialist at G-Researc ...

Quantitative Developer

Quant Developer This role sits within a global, technology-driven investment firm running systematic and quantitative strategies across financial markets. The firm builds its own trading, research, and data platforms in-house. As a Quant Developer, the role bridges quantitative research a ...

.NET Developer

.NET Developer – Global Fitness Movement – Norwich Born in 2012 in California, our client began development on an app and website that made finding and booking classes effortless for fitness goers across the state. The company is now changing how people live their lives, bringing toge ...

Exploit Developer

Join a team of world class researchers and developers that focuses on vulnerability research and exploit development. Have a real impact on offensive security covering everything from smartphones to cars in a low friction environment Locations: Basingstoke Salary: Competi ...

Backend Developer

Overview Location: City Of London, England, United Kingdom We are seeking an experienced Backend Developer to design, develop, and maintain scalable backend services and REST APIs using Python and Node.js. You will work closely with product, front-end, and DevOps teams to deliver high-performa ...

Software Developer

Job Overview At Mustard, we value quick delivery and real‑world impact over perfect code. If you thrive on solving problems quickly and enjoy a flexible, outcome‑focused culture, this role could be a great fit. What You’ll Work On Expand access to new liquidity providers u ...

.NET Developer

1 day ago Be among the first 25 applicants 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 What’s more rewarding - ...

Lead Developer

Rapidly expanding Software House requires a Lead Software Engineer to join their team. You will be responsible for providing Technical; lead o projects, having an input to the design and solution provided, as well as ensuring the team adopts leading development practices. Will also help junior team members th ...

Data Developer

James Carrera of Digital Data Foundation is sourcing an experienced Data Developer to work with financial data for a major professional services organisation. Responsibilities Data analysis and modelling and assist in the design of data solutions Develop a ...

Senior Developer

At Point of Rental Software, we revolutionize the rental industry by providing cutting‑edge, comprehensive software solutions tailored to our customers' needs. Our software suite streamlines operations, enhances customer experiences, and maximizes profitability for global rental businesses of all sizes. </ ...

Frontend Developer

An opportunity to join a high-performing engineering team within the National Security space, based in London. The work directly supports law enforcement and government agencies tackling organised crime, online exploitation and child protection. The systems built here are used to help protect vulne ...

Cloud Developer

Job Title Cloud Developer Job Description The Cloud Full‑Stack Developer (with primary focus on AWS) is responsible for the end‑to‑end design, build, and delivery of secure, cloud‑hosted applications supporting PL Re strategic platforms, including the Underwriting & Modelling En ...

.NET Developer

Noir Greater London, England, United Kingdom 1 day ago Be among the first 25 applicants This range is provided by Noir. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Connecting Microsoft professionals, Developers, DevOps Engineers, ...

Python Developer

Overview We’ve partnered with a small AI-driven software house that is seeking a backend Python developer to develop a new range of products set to hit the market later this year and into next. In this role, you’ll play a key part in delivering high-quality software solutions across both ne ...

Dotnet Developer

Talent Acquisition- HR APPS & SI-TAG (UK & Europe) at HCL Technologies HCLTech is a global technology company, home to more than 220,000 people across 60 countries, delivering industry-leading capabilities centered around digital, engineering, cloud and AI, powered by a broad portfoli ...

Software Developer

At HTK, we help brands create better human experiences through the power of data, personalization, and loyalty tech. We’re the team behind Horizon, a cutting‑edge, cloud‑based engagement platform used worldwide to build meaningful customer relationships. As part of the ITA Group family, we combine big‑company ...

C# Developer

Role Due to an increase in software development demand across a number of projects we have an opportunity for a software engineer. This role will involve working within the Devices Team, and within a Scrum team developing application software for ticketing devices Responsibilities <ul ...

Informatica Developer

Net2Source Inc. is one of the fastest growing diversity certified global workforce solutions companies with an unprecedented YoY growth of over 100% for last 6 years working with Fortune 1000/Global 2000 across 34 countries and 5 continents including North America, South America, Europe, Asia, Australia an ...

Software Developer

Overview Join a world‑class engineering team developing intelligent machinery that’s shaping the future of cancer research. This role sits at the intersection of AI, robotics, data visualisation and automation, building software that controls and connects highly advanced physical systems. <h ...

Salesforce Developer

Overview We are seeking a Salesforce Developer with mandatory hands-on experience in OmniStudio and Salesforce Energy & Utilities Cloud. While strong core Salesforce development skills are required, standard Salesforce experience alone is not sufficient for this role. The successful candi ...

iOS Developer

Delivery Team Leader at Square One Resources Job Title: iOS Developer Location: Northampton - 2 days per week Salary/Rate: Up to £360 per day inside IR35 Start Date: 24/11/2025 Job Type: Contract - 12 Months Compan ...

Python Developer

Direct message the job poster from Search 5.0 Co-Founder @ Search 5.0 ️ Driving Success with Elite Cloud and Contract Talent PYTHON CONTRACTOR | LONDON | HYBRID Are you a Python developer with a strong background in AWS, looking to make an impact in fintech? Thi ...

Lead Developer

Lead Software Engineer - Digital & Technology Consulting A leading global innovation and transformation consultancy is looking for an experienced Lead Software Engineer to join its growing technology practice. This role suits someone who enjoys solving complex problems, leading engineering teams, ...

C# Developer

Jobs for Humanity is dedicated to building an inclusive and just employment ecosystem. Therefore, we have dedicated this job posting to individuals coming from the following communities: Refugee, Neurodivergent, Single Parent, Blind or Low Vision, Ethnic Minority, and the Previously Incarcerated. If you id ...

Angular Developer

Overview This range is provided by T2M Resourcing. 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 T2M Resourcing Angular Developer Birmingham/ Remote (1 ...

Senior Developer

This range is provided by Forsyth Barnes. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more. Base pay range Salary: Up to £70,000 per annum + bonus Divisional Manager – Permanent Appointments - IT & Data, Forsyth Barnes Title: ...

Frontend Developer

Exciting, new software engineering opportunity. About the Company This established organisation is looking to grow this year due to its consistent growth. About the Role In this role, you will have exposure to the full product development lifecycle and should be a team player w ...

Lead Developer

Lead Developer . Gloucestershire Circa £70,000 + BenefitsMake sure to apply quickly in order to maximise your chances of being considered for an interview Read the complete job description below.An established organisation with a strong social purpose is seeking an experienced Lead Developer to lead the ...

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    Technical Java Developer Jobs in United Kingdom Job Search Guide, Trends and Insights