Jobs for full-stack java engineer legacy modernization cloud at London

OverviewFull Stack Software Engineer – Early-Stage HealthTech/FinTech - London. Permanent | Competitive Salary + Equity | Seed-Stage Startup | AI, FinTech, Healthcare.We are representing a well-funded, early-stage startup redefining financial visibility in the healthcare sector. Backed by reputable investors and founded by experienced operators, the...

Are you passionate about building modern, scalable software solutions that make a meaningful impact?Do you enjoy collaborating across global teams, solving complex technical challenges, and using emerging technologies to drive innovation?About the BusinessLexisNexis® Risk Solutions provides customers with solutions and decision tools that combine public and...

If you're a Principal level Java or Kotlin Developer who wants to stay hands-on while having a genuine influence over architecture, technology and the engineers around you, this is a role worth exploring. This is an opportunity to take a leading technical role on a large, high-throughput platform within the telecommunications and online payments space.Java /...

DescriptionStarling is the UK’s first and leading digital bank on a mission to fix banking! We built a new kind of bank because we knew technology had the power to help people save, spend and manage their money in a new and transformative way.We’re a fully licensed UK bank with the culture and spirit of a fast-moving, disruptive tech company. We’re a...

Contract Role – VP Full Stack Engineer – Solidity (smart contracts on Ethereum/blockchain) & Angular / Java – London/Onsite – 12 months initial – Inside IR35 We are looking for 3 experienced VP-level Software Engineers to join the team as contractors on an immediate basis. The team is looking for well-rounded engineers with experience across...

Full Stack EngineerContract | 6 months+ | UK hybrid | Active SC requiredMorela is proud to be supporting a sovereign AI business whose software has to run where most software cannot: offline, locked down, and under real scrutiny. Their platform is an AI operating system built for exactly those conditions.They are well funded, growing quickly, and already...

Technical Requirements experienced in:Software engineering, or an equivalent combination of professional experience, education, and technical training.Designing, developing, and maintaining enterprise-grade applications using Java/J2EE, Node.js, and object-oriented programming principles.Designing, implementing, and supporting system integrations using APIs,...

DescriptionSenior Full Stack Developer - C#/Azure/KafkaInternal Title: Software Engineering Senior ConsultantLocation: London, UK (Hybrid - typically 1-2 days per week in office/client site)Contract: 6-month rolling contractRate: £600-650 per day, Outside IR35Start: ASAPAbout AppviaAppvia is a specialist cloud, platform, and solutions engineering...

Cloud Native Engineers Manchester/London/Cheltenham Salary £50,000 - £95,000 + Pension and Benefits Roles requires active SC or DV clearance About the Opportunity Our client is seeking an experienced multiple Senior Cloud Native Engineers to join their highly skilled team of developers. This is an exciting chance to work on enterprise-scale, agile...

Role Summary :We are seeking an experienced Java Full Stack Developer to join our Digital Asset development team. This is a hands‑on engineering role responsible for building end‑to‑end product experiences across modern web user interfaces and Java backend services that power institutional digital asset capabilities in a regulated financial services...

As a Senior/Lead Full Stack Developer at EPAM, you will play a key role in designing, developing and delivering high-quality scalable software solutions. You will design robust, secure and efficient systems, taking ownership of the end-to-end software delivery lifecycle. This position is ideal for a dynamic, articulate professional who excels both...

hackajob is partnering directly with BlackRock to hire for this role.If your skills, experience, and qualifications match those in this job overview, do not delay your application.About this role What are Aladdin and Trading Engineering?? ? You will be working on BlackRock's investment operating system called Aladdin.Aladdin is used both internally within...

Junior Java Developer / Software Engineer London / WFH to 50kAre you a bright ambitious Junior Java Developer looking to progress your career?You could be joining a hugely successful and growing commodities trading firm that specialise in trading silver and gold.As a Junior Java Developer you'll join a small team with a focus on backend Java development, but...

A tech-driven company in London is looking for a Full-Stack Engineer to help build a new platform focused on AI agent costs and margins. You will have full technical ownership of the architecture while collaborating with experienced founders. Ideal candidates should have 3+ years of experience in backend systems, be fluent in Python or TypeScript, and have a...

Accepting applications until: 16 October 2026Job DescriptionYour Role: Senior Java DeveloperWe’re looking for an experienced backend engineer with a passion for technical excellence and improving user experiences. You’ll join our DAX engineering team, working on our ad server platform and related products that power campaign delivery at scale. This role...

Senior Java Developer My customer is actively hiring a talented & eager Senior Java Developer to join their growing & dynamic team. The successful candidate will be responsible for designing, developing, and maintaining Java-based applications, contributing to the full software development lifecycle from concept to deployment and beyond. This role is ideal...

Runa is pioneering a first-of-its-kind payment rail that enables the seamless, global money movement at scale. Legacy banking and payment infrastructure struggles to support the demands of today's low-volume, high-velocity payouts, leading to inefficiencies in global payouts. Businesses worldwide send over $20 trillion annually in rewards, remittances, and...

OverviewThis range is provided by Fynity. Your actual pay will be based on your skills and experience — talk with your recruiter to learn more.Principal Software Engineer (Java)London – 1 day a week onsiteJoin a FinTech Powering the Future of PaymentsAre you a seasoned individual contributor looking for a step up into a senior position within a...

hackajob is partnering directly with BNY Mellon to hire for this role.Make sure to read the full description below, and please apply immediately if you are confident you meet all the requirements.Senior Specialist, Full-Stack Engineer At BNY, our culture allows us to run our company better and enables employees growth and success.As a leading global...

Job DescriptionNetworks as a Service (NAAS) is seeking a highly skilled senior level developer with network infrastructure experience add to our development team. Your goal is to deliver products to our global network team which will assist with the transformation to an automated network and network security environment. This is a tremendous opportunity to...