Software Engineer Java jobs in Acton

The opportunity This is a rare chance to join a fast-moving fintech at an inflection point. You’ll own real features end-to-end - from design through to production. You’ll work on a product that handles billions of pounds of real loan data, with direct exposure to C-suite of lenders and investors ac

We're a small team with exits to Grafana and Elastic, building open-source AI infrastructure. We're looking for a software engineer to join the “core” team working on the platform or the “edge” customer-facing team. We're remote-first, with an option to work on-site in London, UK. This is an excitin

Specialism Software Engineering Job type Permanent Location London Salary £120,000 - £150,000 per annum If you’re looking for a comfortable 9 to 5, something well established, structured, and where you’re told exactly what to do, this won't be for you. But if you want to build something extraordinar

Twelve

£60,000 - £80,004 /year

Back-End Engineer | Early-Stage Fintech | London The Opportunity We're hiring on behalf of an ambitious early-stage fintech that's redefining rewards and hospitality. They're scaling fast, backed well, and engineering sits at the centre of everything they do. As one of the first back-end engineers,

Founding Engineer React.js, TypeScript, Next.js, JavaScript 💰 Up to £100,000 (DOE) 📍 London - 2/3 days a week on site. 🏢 SCALE-UP I’m currently partnering with an exciting scale-up based in London that’s gearing up for major growth in 2026, and we’re looking for an exceptional Engineer to come in

Ohme is on a mission to accelerate the global transition to clean, affordable energy. We do that by serving as an integrated hardware and software smart-grid platform, focused on the residential EV charging market. The worlds of energy, transport and artificial intelligence are colliding and Ohme is

Founding Software Developers — Build the Future of Owned Software We’re building EL-OS — an open-source operating system that allows businesses and creators to own their platforms instead of renting them . No subscriptions. No lock-in. Just software that adapts to people. What we’re building A new e

Senior Java Software Engineer – Commodities Trading - London - Permanent I’m currently partnering with a leading global commodities trading firm undergoing a major transformation of its trading technology landscape, and they are looking for a Senior Software Engineer to join their ETRM journey. This

Company Description DevSecAI is the creator of Arko, a cutting-edge IDE-integrated security engine for AI-powered development with our own AI models. With a focus on embedding security into the build process, Arko helps modern teams building Apps, APIs, Agents and AI models to ensure secure developm

Scope AI

Scope automates the regulation that’s slowing down the physical world. Standards are vital for the safety of our infrastructure. Spending hours manually documenting them is not. Dave is an inspector. Today he’s climbing through one of Europe’s biggest ammonia plants, looking for the corrosion that c

Job title: Software Engineer Location: London Contract Type: Permanent, Full-Time Salary: £62,885 - £74,134 About you You should have a long-term commitment to advancing the energy transition and be driven to build robust, scalable systems that power our grid modelling platform. Passionate about cre

Wise

Company Description Wise is a global technology company, building the best way to move and manage the world's money. Min fees. Max ease. Full speed. Whether people and businesses are sending money to another country, spending abroad, or making and receiving international payments, Wise is on a missi

Description Do you have a degree in Computer Science, Web Development, or Software Engineering? Are you an enthusiastic, analytical and curious graduate with a problem-solving mindset hungry to learn? Are you looking for a Graduate opportunity to continue your learning? If so, apply now, as we are l

Software Engineer | £70 - £84 We're working with a premier aerospace and geospatial innovator on this exciting opportunity. Join a forward-thinking Agile Scrum team at the cutting edge of Geospatial software development, leveraging cloud-native architectures to solve complex global challenges. You w

TransitionZero

Job title: Software Engineer Location: London Contract Type: Permanent, Full-Time Salary: £62,885 - £74,134 About you You should have a long-term commitment to advancing the energy transition and be driven to build robust, scalable systems that power our grid modelling platform. Passionate about cre

Lead Software Development Engineer - Services We're working with a mission-driven fintech giant dedicated to changing banking for good through massive-scale cloud engineering on this exciting opportunity. As a Lead Engineer, you will anchor a backend-focused squad, driving the technical evolution of

Scope AI

Scope automates the regulation that’s slowing down the physical world. Standards are vital for the safety of our infrastructure. Spending hours manually documenting them is not. Dave is an inspector. Today he’s climbing through one of Europe’s biggest ammonia plants, looking for the corrosion that c

Senior Back-End Java Developer (IDAM) – Contract (Inside IR35) – £525/day – Remote (UK) We’re looking for a Senior Back-End Java Developer with clear IDAM/Identity & Access Management experience to join a delivery squad working on a high-profile, security-led programme. This role blends new feat

Software Engineer- Regional Expansion Payments Platform (Java) {"description": " Company Description Wise is a global technology company, building the best way to move and manage the world's money. Min fees. Max ease. Full speed. Whether people and businesses are sending money to another country, sp

This role sits at the core of delivering advanced electrified vehicle technologies. As Senior Software Engineer , you will take ownership of embedded systems development across eAxle drivelines, inverters, range extenders, and wider vehicle components. Combining hands‑on technical delivery with lead