staff java backend developer jobs in London

Senior Java DeveloperBusiness Unit: FTSE Russell – Index PlatformCompany: London Stock Exchange Group (LSEG)About UsLSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect...

Our embedded engineering teams at JUXT work alongside client technology organisations, delivering modern software across electronic trading, capital markets and enterprise platforms. We're looking for talented Front End Engineers to join our London embedded engineering team. You'll be working with a Tier 1 investment bank, helping modernise a suite of...

At Too Good To Go, we have an ambitious mission: to inspire and empower everyone to fight food waste together. More than 1/3 of all food produced in the world is wasted. And that has a huge impact on the health of our planet. 10% of greenhouse gas emissions come from food waste and loss. Through our marketplace app, we connect businesses that have unsold,...

A leading software company in London seeks a Senior Staff Software Engineer to join their Time engineering team. You will design and maintain high-performance APIs for time tracking and payroll integration. The ideal candidate has over 12 years of software engineering experience, with expertise in backend development and strong API design skills. This role...

About Aalyria: Aalyria is a leading technology company that supplies laser communications technology and temporospatial software-defined networking platforms to the aerospace industry. With technology acquired from Google, Aalyria is at the forefront of innovation in satellite and airborne mesh networks, as well as cislunar and deep-space communications. We...

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business.Here, you'll do meaningful work that helps millions of...

AI is being run everywhere, by humans and agents. Harmonic Security governs all of it. The AI Governance and Control (AIGC) platform understands user/agent intent and data context in real time, giving security teams visibility and control across every tool and workflow so companies can move faster with AI while minimizing risk. We operate in one of the...

Company DescriptionCOMPANY:At Printerpix, no day is the same. We are at the epicentre of the $600 Billion gifting experience. We help create lasting memories and see the whole world as our playground. We reward initiative and those that are courageous, take risk and live in excellence.If you are hungry to show the world that you are different, and you have...

the company exists to make aggression unaffordable. Founded in Ukraine and headquartered in London, the company is a defence-technology company with operations across Europe, the United States and Asia. the company builds uncrewed vessels, ground robotics and aircraft, autonomy software, and the command-and-control layer that operates them together. Each...

## Lead Java Developer (VP)Applyremote type: Hybridlocations: London United Kingdomtime type: Full timeposted on: Posted Todayjob requisition id: 26966780**Discover your future at Citi**Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you’ll...

DescriptionAt Engine by Starling, we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to power Starling Bank, and a year ago we split out as a separate...

About Anthropic Anthropic’s mission is to create reliable, interpretable, and steerable AI systems. We want AI to be safe and beneficial for our users and for society as a whole. Our team is a quickly growing group of committed researchers, engineers, policy experts, and business leaders working together to build beneficial AI systems.About the...

Talan, part of the Talan Group, seeks a Senior Full Stack Developer to build a Forms capability using Java 21/Spring Boot backend and React/Vite/TanStack frontend, containerized for AWS EKS. REST/JWT integration will leverage existing platform services such as Cognito and S3.The contract spans 1 month with a possible extension and requires UK-based work...

At Expedia Group, we help travelers explore the world, one journey at a time. As a global travel company powered by passionate people, trusted partnerships, and leading technology, we connect travelers, partners, and advertisers through our consumer brands, B2B network, and travel advertising business.Here, you'll do meaningful work that helps millions of...

ARQ is a fast-growing fintech redefining cross-border money interactions. We are seeking a Backend Engineer to design, develop, and maintain scalable backend systems powering our innovative products.You will collaborate with a talented team to enable financial inclusion and transform how people manage their money. The role focuses on greenfield development,...

IMPORTANT: after you apply, please check your email. We send you a link to complete your application — it is not considered until that last step is done. If you do not see it, check your spam folder. This is a fully remote position , open to candidates based in United Kingdom. Pay: $50–$100/hr Role Title: Senior Backend Engineer Role Type: Contractor (20...

Company DescriptionWise 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 mission to make their lives easier and save them money.As part of...

This is a Development role in the creation, maintenance and enhancement of services that support the Back Office at our Financial Services & Banking client in London. STRONG STAKEHOLDER ENGAGEMENT EXPERIENCE IS ESSENTIAL! DURATION : 12 MONTHS LOCATION : 3 DAYS PER WEEK ON SITE CITY OF LONDON The role is in the Back Office Java Services team which is...

Join to apply for the Staff Software Engineer role at WizJoin to apply for the Staff Software Engineer role at WizCome join the company that is reinventing cloud security and empowering businesses to thrive in the cloud. As the fastest-growing startup ever, Wiz is on a mission to help organizations secure cloud environments that will accelerate their...

HIVED is a climate and logistics startup based in London, building the first sustainable parcel delivery network at scale, powered by a 100% electric fleet.We serve leading international brands such as John Lewis, Nespresso, Uniqlo, and H&M.In a nutshellWe are looking for a Staff Backend Engineer with a passion for solving complex, high‑impact operational...