285,895+ Technical Java Developer Jobs in UK — Top Companies Hiring July 2026

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Open Source Software Developer

Build real solutions with open technologies We’re hiring an Open Source Software Developer to deliver scalable, secure applications across cloud, on‑prem, and distributed environments . This is a hands‑on engineering role working across the full lifecycle — so ...

MS365 Developer (Amsterdam) (Remote)

RemoteStar is looking to hire a MS365 Developer- Full Time Position on behalf of our client who is serving Research & Education networking in fibre optic networking. Location- Remote with occasional travel may be required to the office location in Amsterdam Responsibilities: Co ...

Summer Internship – Software Developer

The summer internship is for university students who are in their penultimate year. Working alongside our Software Developers you’ll get the opportunity to work on exciting new projects, developing cutting-edge software. Our interns typically join us for 8 to 12 weeks but we are flexible on duration and st ...

Salesforce Developer Hybrid London

N Consulting Limited is seeking an experienced Salesforce Developer based in London with the option for hybrid work. The role requires extensive experience in Salesforce implementation and customization, particularly on the Salesforce Lightning platform. Applicants should be proficient in Apex and Salesforce dev ...

Lead .Net Software Developer

Senior .Net Developer | Full Stack Engineer - Build the Future of Data Lineage & AI London (Hybrid) | High -I mpact SaaS Engineering Role C#, ASP.Net Core, TypeScript, React, Computer Science Company Size: Approx. 60 ...

Senior Embedded Software Developer

Location: Commutable to Herfordshire, Cheltenham, and Bristol — mostly on-site (4 days/week on customer site, 1 day remote where appropriate). Clearance: Must be eligible and willing to undergo DV clearance (British Citizen, UK residency last 10 years). Are you a proven embedded sof ...

Senior Power BI Developer

Overview Senior Power BI Developer | Data & Analytics | £50,000–£55,000 | Hybrid (London 2 days per week) Permanent WeDo Tech has partnered with a growing organisation to recruit a Senior Power BI Developer who will play a key role in shaping how data is used across the business. ...

Junior Software Developer C++

Start Your Career as a Junior Software Developer with mthree! Looking to kickstart your career in tech? The mthree Graduate Program offers: Graduate training tailored to industry needs. Ongoing support throughout your career journey. Opportuni ...

Project Manager Commercial Developer

Job DescriptionWe are looking for Project managers to join our dynamic, innovative and client-focused team. You will work on some of the most exciting projects in the world, involving large hotel conversions, superb residential projects, and high profile mixed use projects. You will work with leadin ...

Senior AI Solutions Developer

Senior AI Solutions DeveloperTHE POSITIONThe Senior AI Solutions Developer is a hands‑on technical specialist responsible for designing, building and deploying enterprise AI solutions across the CRM (Cardio‑Renal‑Metabolic) Franchise, with successful solutions designed for potential use ...

Oracle APEX Software Developer

The world is undergoing the biggest energy transformation in history. Our team builds powerful desktop, web, and cloud applications that help customers navigate this shift — from accelerating decarbonisation to improving operational resilience.As our new Oracle APEX Developer, you won’t just wri ...

Software Engineer – Developer Excellence

A tech-focused market-maker with groundbreaking success in the high frequency trading space, my client is seeking a creative problem-solver to be their next Software Engineer in the Developer Excellence team.This is a critical, high-impact role, where your main focus is on developing tools, streamlinin ...

Senior Full Stack Developer

Location(s): BAE Systems Digital Intelligence is home to 4,500 digital, cyber and intelligence experts. We work collaboratively across 10 countries to collect, connect and understand complex data, so that governments, nation states, armed forces and commercial businesses ...

Associate Commercial BI Developer

At 1st Central, everything starts with our people.As one of the UK’s leading motor and home insurers, we use smart technology, data and great service to make insurance fast, fair and simple for over 1.4 million customers.We’re proud to create an environment where people feel supported, tr ...

Software Developer Prime Services

About Marex Marex Group plc (NASDAQ: MRX) is a diversified global financial services platform providing essential liquidity, market access and infrastructure services to clients across energy, commodities and financial markets. The group provides comprehensive breadth a ...

Cost Manager Commercial Developer

Job DescriptionTurner & Townsend is a leading management consultancy provider in the Commercial Developer sector. Leveraging our skills, processes, and knowledge, we offer industry-leading services to our clients. Our extensive experience and databank enable us to deliver proactive, value-added ...

Cost Manager Commercial Developer

Company DescriptionOur ambition, as Turner & Turner alinea, is to become the undisputed number one Cost Consultant in London. A data-led digital cost consultancy and an authority on the economics of sustainability, combining alinea’s distinctive approach, Turner & Tow ...

Associate Director Commercial Developer

Company DescriptionAt Turner & Townsend we are passionate about making a difference. That means delivering better outcomes for our clients, helping our people to realise their potential, and doing our part to create a prosperous society.For over 75 years we have been helping ...

Senior/Lead Umbraco Developer

We’re helping a Software House in Cardiff to scale up the team with a Senior Software Engineer to lead on Umbraco projects, this is a consultative role and requires regular communi ...

Senior Full Stack Developer

DescriptionSupporting documentsEmployerLocationSenior Full Stack DeveloperBuild what matters. Shape what comes next.The Aurora Group is undertaking a major programme of operational improvement to understand how our services operate today and to design simpler, more consistent and f ...

Full Stack GIS Developer

About us:Make a difference and advance your career by helping deliver some of the UK’s most important #tech4good projects, making the world a smarter, safer, greener, and healthier place.You’ll join a talented team of dynamic and driven professional problem solvers; creative thi ...

C++/FPGA Developer – London

Salary: £200k + bonusSummaryThe positive feel of a start-up with the benefits that come with a more established player, this leading quant firm is looking for exceptional C++/FPGA engineers. This role will be working on a very successful HFT desk within an elite global team ...

Professional Lead Product Developer

We are seeking an experienced Lead Product Developer to drive the end-to-end development of innovative professional beauty products, treatments, and devices for salon, spa, and clinical environments within the Medik8 brand.This role blends formulation science, device-en ...

Software Developer (Backend SaaS)

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 ...

MuleSoft Senior Developer Enterprise

MuleSoft Senior Developer- EnterpriseOverviewYou are a self-driven individual with a “get it done” attitude and a passion to solve complex business and technology problems. You enable integrated business processes across applications that share common data elements using scalable and prov ...

Python Developer RAD – Commodities

Salary: up to £150k + £60k bonus (3-8 years of experience)ClientOne of the world’s most prestigious hedge funds is looking for a Python developer to join their growing Commodities Rapid Application Development (RAD) team.This is a specialist team of engineers, qu ...

Mid Level C# Developer

We are Anthony Nolan. We unite people and science – matching stem cell donors to those in need of transplants and treatments and growing our world-leading stem cell register, so everyone can find the lifesaving match they need.Thanks to Shirley and Anthony Nolan, our register of almost a million potentia ...

Contract C#/ASP.NET Developer

WA Consultants is currently recruiting for C#/ASP.NET Developer for an initial 6-month contract.We are looking for an enthusiastic individual who thrives in projects with strict timelines. Skills wise our client is looking for an developer with the following:Essential: * C#, A ...

Senior React Native Developer

Work mode: HybridNumber of days a week worked in the office: 2 to 3 days || If the end client requires F2F meetings, the contractor should be available<br ...

IT Support / Junior Developer

Job DetailsUpdated: Mon, Oct 13, 2025 3:34 PM IT Support / Junior DeveloperSalary: £25,000 – £35,000 (dependent on experience)Location: Kings Hill (Office-based)Are you tech-savvy, people-focused, and eager to grow your development skills?We’re looking for an ...

Assistant Product Developer, Menswear

What’s the role about?As our Assistant Product Developer, you’ll support the Product Development team in driving innovative and commercially successful product across the Reiss collection. Working closely with Design, Buying, Technical and Merchandising teams, you’ll help manage sourcing, suppli ...

Systems Developer Graduate Apprentice

Job Details We have an opportunity for a motivated person to join our exciting and friendly IT team. This job provides a chance for you to gain valuable work experience while pursuing a degree in Software Development through our successful Graduate Apprentice (GA) programme. A Grad ...

Full Stack Developer DEFRA

Senior Software Developer Location: Remote The Company: At Amber Labs, we are a cutting-edge UK and European technology consultancy that prioritises empowering autonomy, promoting experimentation, and facilitating ...

Full Stack Software Developer

Full Stack Software Engineer, £50-85k, 3 days per week in London - Ground-breaking Fitness tech!About UsMAGIC AI is an elegant in-home health coach that utilises computer vision, connected weights, and 3D cameras to provide personalised training sessions led by world-renowned athletes. ...

Mid Level Backend Developer

We are exclusively working with an exciting Branding company who are shaping the Entertainment/Media industry with their innovative and analytics technology platform. As a business they thrive of the start to finish attitude, someone who isn't afraid to get their hands dirty and solve complex problems, h ...

Senior TypeScript UI Developer

Senior TypeScript UI Developer (FTC)Salary: £65,Contract: 18 monthsStart Date: ASAPLocation: Atherstone, Warwickshire (Hybrid, 2-3 days onsite for onboarding, then 1-2 days per month. Remote may be considered)About the RoleWe are look ...

.NET Developer (AI Projects)

We’re a digital insurance provider with ambitious plans to become The Best and Biggest in the UK market. Over the past few years, we've made significant investments in our data and tech capabilities, particularly within our CIO function. Our CIO team is at the forefront of driving innovation and ensuri ...

Senior Web Developer Shopify

Senior Web Developer - ShopifyRemote Our client is currently looking for a Developer who has a track record of successfully delivering development projects within an agency or start-up environment. This role is 100% Remote. Candidates must have proven experience in Shopify development and ...

Low Latency C++ Developer

Salary: £200-450k TCSystematic hedge fund with a focus on developing high quality financial strategies across a variety of asset classes and markets, utilising a proprietary research platform focused on exploring market inefficiencies.Exciting opportunity for an experienced C++ De ...

Software Developer, UI Core

Job DescriptionAs a Software Developer, you will work with a team of talented developers to develop high quality scalable solutions for our industry leading website and digital platforms.The UI Core team is responsible for our frontend framework, core components and underlying core services t ...

Quantitative Developer – HFT (C++)

Summary:Our client is a leading tech-driven quant and systematic hedge fund trading with offices across the globe. They leverage deep knowledge in data, research, technology and trading to deliver high-quality returns. This opportunity offers a dynamic and fast-paced environment with excellent p ...

Senior Full Stack Developer

About the job Mercor connects elite creative and technical talent with leading AI research labs. Headquartered in San Francisco, our investors include Benchmark, General Catalyst, Peter Thiel, Adam D'Angelo</st ...

Senior Full Stack Developer

What you'll be working onAs part of a small, high‑impact software engineering team, you’ll:Design, develop, test, and support end‑to‑end solutions across Java (11+) back‑end and React (18+), TypeScript, JavaScript, HTML & CSS front‑end layersShape use ...

Senior Software QA Developer

Senior Software QA DeveloperAt Oxford Instruments Andor, we are devoted to accelerating the greatest scientific advancements of our age. It matters to us that the products we develop make a real difference to our customers and contribute significantly to their research. We want to deliver differ ...

Full Stack Developer .Net

Full Stack Developer – Active SC, C#, React, SQLUp to £410pd (Inside IR35)Primarily Remote5 months initially My client is an instantly recognisable consultancy who are seeking a Full-Stack .NET Developer to join a small, collaborative team delivering secure, on-prem enterprise applications.Key Requirements:P ...

Microsoft 365 Lead Developer

At Serco, we unite the right people, technology, and partners to solve some of the world's most pressing and complex challenges. From defence and space to healthcare, justice, transport and beyond, our UK operations deliver critical services across government sectors—driven by expertise in service design, pro ...

Senior Research Python Developer

I am currently working with a London-based financial-services client who are actively seeking a Senior Python Developer to work on the development of a business-critical research and analytics platform.What you'll need to succeed : Strong Python software engineering experience beyond exp ...

Murex MRB Senior Developer

Company DescriptionTalan – Positive InnovationTalan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and a turnover of €850M, we are committed to delivering impactful, ...

Python Developer / Team Lead

Python Developer / Team Lead London / WFH to £120kAre you a skilled Python Developer with team leadership experience?You could be progressing your career at a well-funded and profitable FinTech start-up.As a Python Developer / Team Lead you'll head up a small, talented tech team to ...

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