java application developer jobs in London

TRS (Technical Recruitment Solutions) in West London is seeking an Applications Engineer – Air Conditioning to bridge technical support and product development across Europe. The role combines pre-sales input, project management and hands-on design work for residential and commercial AC, including splits and VRF systems.You will be the senior technical...

Role Overview:As a Platform Services Specialist at Squarepoint, you will play a crucial technical role in delivering and maintaining mission-critical platform infrastructure using the DevOps methodology. You will work with a diverse group of stakeholders, including developers, researchers, and infrastructure teams, to build, automate, and scale the solutions...

We currently have 3 exciting contract opportunities with a leading client in the Aerospace & Defence sector, based in Stevenage, UK. 📍 Location: Stevenage, UK 🏢 Work Mode: Fully Onsite (5 Days per Week) 📅 Start Date: 1st October 2026 ⏳ Duration: 12 Months Contract 🔒 Eligibility: UK Nationals only with active SC Clearance or SC Eligibility...

Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products.  As a Lead Software Engineer at JPMorganChase within Digital Markets Execution Technology, Execute, you are an integral part of an agile team that works to enhance, build, and deliver trusted market-leading technology...

Deliver Level 2 IT support for the CDSClear business, providing hands‑on support for in‑house trade management and risk platforms across production and test environments.Partner closely with other CDSClear teams to advance the CDSClear delivery roadmap, including active support of non-production environments.Participate in an out‑of‑hours on‑call...

Application Analyst (Technical) - Application Modernisation London Market Insurance Location: London EC3 (Hybrid - 2 Days Office / 3 Days Remote) Contract: Initial 4-6 Month Contract with Likely Extensions Rate: £370 per day IR35 Status: Inside IR35 Start Date: ASAP About the Opportunity Our client, a leading London Market Insurance Group, is...

Application Support Engineer : Trading PlatformQuant Capital is urgently looking for an Implementation Consultant to join our high profile client. My client is a global financial software house, specialising in high end trading platforms for the asset management and hedge fund sector. It has platforms in both the risk and trading space. Serving around 1,000...

Synergy Solutions International Limited is a London-based Consultancy firm providing IT expertise and services as part of Software as a Service (SaaS) working model. We aim to provide affordable and efficient software expertise to individuals, start-ups, small businesses, and bigger firms.We’re now looking for a technically savvy and resourceful Web...

We are seeking a highly skilled Senior Java Engineer to join a collaborative Agile engineering team delivering scalable, cloud-native solutions. This role is ideally suited to an experienced engineer who is passionate about software craftsmanship, enjoys knowledge sharing, and thrives in a highly collaborative environment where pair programming is a...

Senior Software Engineer, Quant trading – Java Python, RUST, C++London (Hybrid)150,000-200,000 + 50-80k bonusQuant Capital is urgently looking for a Senior Software Engineer to join our high profile client.My client, a leading player in the global cryptoassets industry, is seeking a talented Senior Software Engineer to join their dynamic team. This role...

Core Java Engineer Get into Trading / Finance80k Plus BonusQuant Capital is urgently looking for a Core Java Engineer to join our high profile client.Our client has recently been voted in the fintech 100 (best financial technology businesses). They provide a market leading Execution Management System for buy and sell side clients as well as Algo Execution....

Role: Senior Java Engineer – Payments (ICON IPF)Career Level: Associate ManagerLocation: Dublin or LondonAccenture: Your Unique Place in our Global Collective!Being part of Industry & Enterprise means becoming an expert at making the New Happen Now. To us, the New is all about the pivot that turns constant disruption to continuous reinvention. We are an...

Harnham - Data & Analytics Recruitment in London is seeking a Power BI & Application Developer (AI) to join their team. You will bridge BI and AI-enabled applications to deliver executive insights from complex data.You will work across Power BI, front-end development, and AI integrations to build client-facing tools and dashboards, requiring strong DAX, SQL,...

A World-Changing Company Palantir builds the world’s leading software for data-driven decisions and operations. By bringing the right data to the people who need it, our platforms empower our partners to develop lifesaving drugs, forecast supply chain disruptions, locate missing children, and more. The Role Backend Software Engineers at Palantir build...

We have an exciting and rewarding opportunity for you to take your software engineering career to the next level. As a Software Engineer III at JPMorganChase within the Corporate & Investment Bank Payments tech team you serve as a seasoned member of an agile team to design and deliver trusted market-leading technology products in a secure, stable, and...

Software Engineer – Algo Trading/ Low latency / Java / C++Leading London-based trading firm has an outstanding opportunity for a Java Developer to join their low latency trading team.Our client quant prop trading house with performance figures of 22%. They are currently looking to expand their high and intraday trading presence across FX, equities and...

Global Financial Services client is hiring for experienced Java or Python Engineers with strong Market Risk and FRTB IMA experience to join a high-profile regulatory technology programme. This will be a permanent role paying between £80K - £110K. Based in the City on a hybrid basis - 3 days per week in the office. Experience includes: * Strong Java...

Description We have an opportunity to impact your career and provide an adventure where you can push the limits of what’s possible. Join a team that values innovation, collaboration, and continuous improvement. You’ll help build trusted technology products that support meaningful business outcomes. You’ll grow your technical leadership and influence...

LGT Wealth Management UK LLP is a UK-based partnership, wholly owned by the private banking group LGT, which is in turn owned by the Princely Family of Liechtenstein. When we set up LGT Wealth Management in 2008, our aim was to offer a fresh approach to wealth management. Alongside the LLP we also have two other entities which focus on US and Jersey based...

We’d all like amazing work to do, and real work-life balance. That’s waiting for you at Sainsbury’s. Think about the scale it takes to feed the nation. The level of data, transactions and variety involved. Then you’ll realise this is a modern software engineering environment, because it has to be. We’ve made significant investment in the standards...