Jobs for senior software engineer- java at London

We're looking for a Full Stack Engineer to help build and evolve the services that support our customers and business. Working primarily within AWS serverless environments, you'll design and deliver scalable backend services, APIs and platform capabilities, while contributing across the full stack where required. You'll play a key role in enhancing our...

Pay up to £80,664, plus 28.97% employer pension contributions, hybrid working, flexible hours, and great work life balance. DWP. Digital with Purpose. DWP is the UK's largest government department. We help people into work, and make payments worth over £195bn a year to support and empower millions of people. We're using fresh ideas and leading-edge tech to...

hackajob is partnering directly with Zaizi to hire for this role. We are seeking a Senior Full Stack & Systems Engineer to join our Defence delivery team. This is a versatile, high-impact role designed for funded client delivery: you will build mission-critical web applications and API backends for central MoD programmes, while contributing to low-level...

About XceedanceXceedance is a global provider of strategic consulting, managed services, and technology solutions to the insurance industry. We help insurers, reinsurers, brokers, and MGAs modernize operations, enhance underwriting and claims capabilities, and accelerate digital transformation using data, analytics, and advanced platforms.Java Software...

hackajob is partnering directly with Zaizi to hire for this role.We are seeking a Senior Full Stack & Systems Engineer to join our Defence delivery team. This is a versatile, high-impact role designed for funded client delivery: you will build mission-critical web applications and API backends for central MoD programmes, while contributing to low-level...

We're looking for a Senior Software Engineer to join a growing AI team and take ownership of the application and integration layer behind a new generation of AI-powered products. This is a genuinely full-stack engineering role, combining production-grade backend development, API design, AI integrations and frontend engineering. You'll work across the full...

Lynx Recruitment are looking for a talented engineer to join a growing technology consultancy delivering cloud-native solutions for enterprise organisations. This role combines hands-on software engineering with technical consulting, giving you the opportunity to influence architecture, guide clients, and deliver high-quality solutions using modern Microsoft...

About us  We are a small tech company looking to modernise commercial real estate development backed and funded by Patrizia, one of the largest operators in the industry.   Earlier this year we launched a marketplace for real estate-developers to raise debt for their projects. Now we are starting to work on a new product that we aim to launch...

Senior Software Engineer Newcastle upon Tyne - Hybrid Up to £70,000 basic + benefits | Relocation package available The Role We're looking for a Senior Software Engineer to join our clients R&D function, reporting directly to the Head of R&D. In this role you'll design and govern the software architecture and CI/CD processes that their engineering team...

Senior Software EngineerUp to £75,000 | Hybrid | 1 day a week near Bath We're looking for a Senior Software Engineer to join a small, collaborative engineering team and help deliver an exciting programme of new product development, alongside improving and evolving the existing platform. You'll have real ownership, making technical decisions and helping...

Senior Software Engineer - Edinburgh, Hybrid Deep beneath the seabed, in wells running to hundreds of degrees and thousands of PSI, our client's wireless telemetry keeps operators seeing clearly. Their downhole monitoring technology feeds real-time pressure and temperature data up from environments most electronics can't survive, and the software you'd be...

Job Title: Senior Python AI & Data Engineer Job Description This full-time role, based in Sheffield, focuses on designing and delivering intelligent data workflows that connect enterprise systems with large language models and agentic AI solutions. You will develop and evolve a Gen AI-powered case management platform that enables users to retrieve accurate...

Overview NewDay is building an extraordinary engineering team enabled by modern technology. We empower our people to contribute to an inclusive culture, to thrive, and to grow as engineers. We serve close to 5 million customers across the UK with a purpose to help people move forward with credit. Our technology platform and mobile apps are central to our...

Valarian Technologies is a dual-use technology company building critical tools to safeguard the future in an era of evolving global security challenges. We're rethinking security beyond traditional military domains, addressing asymmetric threats that impact our technological advantage, economic strength, and democratic institutions. We build Acra – the...

OverviewG MASS are currently looking for an experienced Software Engineer to join a leading Investment Manager client on an initial 6-month engagement. This role sits within a core engineering team at the centre of a highly quantitative investment environment, supporting the technology and data platforms that underpin systematic trading strategies and...

At Ravical, we’re on a bold mission to transform how SME advisory services are delivered and scaled by leveraging AI-first, agentic products. By combining cutting-edge AI technologies with a commitment to simplicity and innovation, we are building a frictionless product that empowers our European customers to deliver reliable and proactive advice. Located...

About the RoleSenior Software Engineer — AI & Multimodal Data PlatformsWe are seeking an experienced Senior Software Engineer to help design and build next-generation AI systems used in Defence, Security, and Resilience environments. You will work on a cutting-edge multimodal data fusion platform that transforms large-scale information streams into...

About FreetradeFreetrade’s mission is to become the default place to invest. Investing has been too complicated and expensive for too long, keeping millions from making the most of their savings.We’re changing that.We’re building our team and looking for people who are excited to reshape how our customers invest and grow their wealth. If you’re...

Senior Software EngineerLocation: London, UK (Canary Wharf) Duration: Sep 2026 – June 2027 On-site Expectation: Up to 5 days per week in officeBrief about the Team & Fractal: Fractal Analytics is Leading Fortune 500 companies leverage Big Data, analytics, and technology to drive smarter, faster and more accurate decisions in every aspect of their business....

About the Company Capital on Tap is a financial platform that offers a best‑in‑class business credit card, spend management platform, savings product, and other tools to help small businesses. The company has 1,000+ employees and handles £20bn in annual card spend. Role Overview We are looking for Senior Full‑Stack Engineers to build credit card and...