senior software engineer- java jobs in London

The TP ICAP Group is a world leading provider of market infrastructure. Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions.  Through our people and technology, we connect clients to superior liquidity and...

OverviewFDJ UNITED is one of Europe’s leading betting and gaming operators, with a vast portfolio of iconic brands and a reputation for technological excellence. With more than 5,000 employees and a presence in around fifteen regulated markets, the Group offers a diversified, responsible range of games, both under exclusive rights and open to competition....

Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions. **Role Overview** TP ICAP are looking for a Senior Java Developer delivering low‑latency, highly available trading system components with deep expertise in...

We are building the financial system for the next century. One where control sits in the hands of customers — not banks. Where money moves on rails that are faster, smarter, and radically more efficient. Where wealth management tools help you grow your savings for decades — and build generational wealth. Where fewer intermediaries mean more value stays...

About ARQARQ is one of the fastest-growing fintechs in the world. Our mission is to redefine how people interact with money across borders, building the infrastructure to move value seamlessly. We’re still early in our journey, which means every person who joins shapes the future of our product, culture, and growth. If you’re excited by big challenges,...

Role OverviewTP ICAP are looking for a Senior Java Developer delivering low‑latency, highly available trading system components with deep expertise in Java, FIX connectivity, and distributed real‑time messaging. In this role, you will be responsible for designing, building, and optimising mission‑critical trading services across multiple asset...

Senior Software Engineer - Java / AWS £50,000 to 70,000 GBP Hybrid WORKING Location:Manchester, North West - United KingdomType:PermanentSenior Software Engineer - Java / AWS £50,000 - £70,000 | UK Wide | HybridWe're working with a specialist technology consultancy deliveringbespoke software solutionsfor complex and mission-critical environments.They're...

The TP ICAP Group is a world leading provider of market infrastructure. Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions. Through our people and technology, we connect clients to superior liquidity and data...

Senior Software Engineer - Java, Node.js & AWSEdinburgh, Leeds, Manchester or LondonBuild software that matters. Shape the future of engineering.We're looking for an experienced Senior Software Engineer - Java, Node.js & AWS who is passionate about building scalable, high-quality software and helping teams grow. This is more than a hands-on engineering...

Senior Software Engineer – (Java / Spring / AWS) Edinburgh, Leeds, Manchester or London Build software that matters. Shape the future of engineering. We’re looking for an experienced Senior Backend Java Engineer who is passionate about building scalable, high-quality software and helping teams grow. This is more than a hands‑on engineering...

Senior Full Stack Engineer - (AI enablement) LifecycleSo, who are we?IG Group is a FTSE 100 fintech operating across five continents, serving over 1.4m customers and handling billions of dollars in transactions - built on scale, trust, and proof. We didn't pivot to innovation; it's how we've always operated. What that means for the people who work here is...

Senior Backend Java Engineer Build software that matters. Shape the future of engineering. We're looking for an experienced Senior Backend Java Engineer who is passionate about building scalable, high-quality software and helping teams grow. This is more than a hands‑on engineering role—you'll influence technical direction, mentor other engineers, drive...

About the RoleOur client is seeking a talented Senior Software Engineer with extensive experience in Java and the Spring Boot framework to join their agile development team in East London . This role is essential for designing, developing, and maintaining robust, scalable backend systems and microservices that support our client's core business operations....

Raytheon UK is seeking a Senior Software Engineer in London to design and build enterprise software in an agile, cross‑functional team. The role requires active eDV clearance and onsite work with potential remote/hybrid options depending on role and site requirements.Applicants should have strong Java/Spring Boot experience, modern frontend skills...

Job Title Senior React Native Engineer - Client Platform So, who are we? IG Group is a FTSE 100 fintech operating across five continents, serving over 1.4m customers and handling billions of dollars in transactions – built on scale, trust, and proof. We didn't pivot to innovation; it's how we've always operated. What that means for the people who work here...

Job Title Senior Software Engineer - (Java/AI) Brokerage Services Job Description So, who are we? IG Group is a FTSE 100 fintech operating across five continents, serving over 1.4m customers and handling billions of dollars in transactions - built on scale, trust, and proof. We didn't pivot to innovation; it's how we've always operated. What that means for...

Job TitleSenior Software Engineer - (Java/AI) Brokerage ServicesJob DescriptionSo, who are we? IG Group is a FTSE 100 fintech operating across five continents, serving over 1.4m customers and handling billions of dollars in transactions – built on scale, trust, and proof. We didn't pivot to innovation; it's how we've always operated. What that means for...

At FDJ UNITED, we don't just follow the game, we reinvent it.FDJ UNITED is one of Europe’s leading betting and gaming operators, with a vast portfolio of iconic brands and a reputation for technological excellence. With more than 5,000 employees and a presence in around fifteen regulated markets, the Group offers a diversified, responsible range of games,...

Working at CreateFutureCreateFuture is an AI-native consulting partner where people do work that matters and are supported to do it well. We work alongside organisations such as PayPal, adidas, NatWest, FanDuel and Money Saving Expert, building digital products and services that make a difference  while always putting people first. We’re a team of...

The TP ICAP Group is a world leading provider of market infrastructure.   Our purpose is to provide clients with access to global financial and commodities markets, improving price discovery, liquidity, and distribution of data, through responsible and innovative solutions.    Through our people and technology, we connect clients to superior...