senior software engineer- java jobs in London

Senior Java Engineer – Financial Services £70,000 – £115,000 + 20% bonus London – Hybrid (1 day per week onsite) Are you a strong, hands-on Java Engineer with experience building high-performance, distributed systems within Banking or Financial Services? We're hiring on behalf of a leading FinTech consultancy that designs and delivers...

At 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, and two years ago we split out as a separate business. Starling has seen...

Senior Java Engineer – Hedge Fund Contract Outside IR PD Jan Start Hybrid Quant Capital is urgently looking for a Senior Java Engineer to join our high profile client. Our client is a well known Systematic Trading Hedge Fund. They like technology especially the opensource variety as well as scalability and robust performance (much like their track...

Senior Software Engineer (Embedded Systems) Location: West London We are seeking an experienced Senior Software Engineer to lead the design, development, and delivery of advanced embedded software solutions for connected systems and communication technologies. This role offers the opportunity to work across the full product lifecycle, from...

Senior AI EngineerAre you excited about building intelligent systems powered by cutting-edge AI technologies? Do you enjoy designing models that turn complex data into impactful solutions?About the team:Embedded Innovation Teams are cross-functional squads embedded within our segments to rapidly turn internal AI experimentation into validated, reusable...

About FractileFractile was founded in 2022 on the bet that, eventually, the world's most capable AI systems would be limited in their impact by the time taken to produce useful outputs. We bet everything on the logical conclusion: that the only way to truly unlock this latent value, to make speed viable at scale, was to radically re-invent the hardware that...

Ready to work somewhere that cares more about how you build software than how fast you can ship it? At Opencast, we don’t measure developers by the number of tickets you complete. We care about engineering craft, clean design and thoughtful problem-solving. Opencast consultants deliver in complex environments, pairing often and working with others who...

Company Overview Metrea delivers effects-as-a-service to national security partners across five domains and more than a dozen mission areas. These include airborne ISR, electronic warfare, secure communications, aerial refueling, special air missions, aerial firefighting, and advanced simulation. We own the whole stack: designing, building, and operating...

Senior Software EngineerPush Gaming is a dynamic and innovative game development studio specialising in creating top-quality, mobile-optimised online casino games. With a passion for gaming and a commitment to pushing boundaries, we are dedicated to delivering exceptional experiences to players worldwide.We are looking to hire an experienced engineer to...

End DateFriday 13 November 2026Salary Range£84,624 - £126,936We support flexible working – click here for more information on flexible working optionsFlexible Working OptionsHybrid Working, Job ShareJob Description Summary.Job DescriptionJOB TITLE: Senior Software EngineerSALARY: £84,624-£105,780LOCATION(S): LondonHOURS: Full-timeWORKING PATTERN: Our...

About CodatCodat is an advisory intelligence solution purpose-built for modern commercial banking. Through rich, specialized data, forward-looking insights, and integrated workflows, Codat empowers banking teams to deepen their relationships, grow their revenue, and simplify their day-to-day work.Founded in 2017 and backed by JPMorgan, PayPal, Amex, Plaid,...

At 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, and two years ago we split out as a separate business. Starling has seen...

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...

Who are we?At Finastra, we’re a global leader in financial services software, dedicated to expanding access to financial services and shaping what’s next for the industry.Submit your CV and any additional required information after you have read this description by clicking on the application button.Our technology powers mission‑critical solutions...

WE ARE: At Adaptive, we are a technology provider firm that partners with capital, commodity, and digital market participants to build custom front-office technology, messaging systems, and trading infrastructure. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive...

About usFounded in 2017, Wayve is the leading developer of Embodied AI technology. Our advanced AI software and foundation models enable vehicles to perceive, understand, and navigate any complex environment, enhancing the usability and safety of automated driving systems.Our vision is to create autonomy that propels the world forward. Our intelligent,...

Before the detail, here's the challenge you'd help us solve. We build the embodied intelligence that moves real vehicles safely, and the ecosystem a billion machines will run on in the future. Very few people in AI can say this. Every role here, whatever the team, plugs into that. Here’s what this particular role covers. About our Engineering...

Senior Software Engineer (Embedded Systems) Location: West London We are seeking an experienced Senior Software Engineer to lead the design, development, and delivery of advanced embedded software solutions for connected systems and communication technologies. This role offers the opportunity to work across the full product lifecycle, from requirements...

A leading fintech company is seeking a passionate backend developer to drive innovation in their microservices architecture. With a strong focus on Java and Spring frameworks, you will work within a self-managed team in a hybrid or remote setting. The role emphasizes quality, collaboration, and career development. Candidates should have an extensive...

FIS Global is seeking a skilled engineer to join the Worldpay by FIS team in a full-time capacity. You will implement AWS-hosted Java solutions, focusing on compute, storage, observability and security, while shaping a hybrid cloud/on-premises architecture.Initially hands-on, you’ll move toward a system architecture role as the cloud journey advances,...