senior java software engineer jobs in London

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...

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 Engineer, Backend Develop and deploy a cloud-native backend platform coordinating 5G NTN and Direct-to-Cell services Location: London, England About The Role Aalyria Backend Software Engineer Aalyria is a leading technology company that supplies laser communications technology and temporospatial software-defined networking platforms to the...

Wise in London/UK is seeking an experienced Java engineer to drive the technical vision for the Transfer domain. You will contribute to platform and back-office tooling, and occasionally to customer-facing flows, helping Wise scale its world-class transfer product. The role favours a strong emphasis on testing, code reviews and modern Java practices.The team...

Winston Fox in London is seeking a Java Software Engineer with 3–5 years of post-graduate experience to join a core Software Engineering team. You will work on front-to-back office systems, including Order Management, Trading, Risk and Finance, primarily in Java with Python, SQL and MATLAB as secondary skills.The role requires strong CS fundamentals,...

Accenture UK & Ireland in London is seeking a Java - Software Engineer at Consultant level to join our technology practice and help deliver digital transformation engagements. You will contribute across code, tests and documentation while collaborating within an agile Scrum team to ensure high-quality outcomes.The role requires strong Java and Spring Boot...

Java Developer (Programmer Software Engineer Java Python Fixed Income Bonds Rates Credit Equities Commodities Securities Munis Municipals FX Equity Derivatives Quantitative Analysts Analysis Asset Manager Buy Side Investment Management Fund Hedge Fund Finance Front Office Trading Asset Manager Banking Pre-Trade Risk Pricing PnL) required by our asset...

Build market leading technology products that are secure, scalable, and built for performance. You will work in a cross‑functional agile team that continuously improves how we design, build, deliver, and operate enterprise solutions. This role gives you the opportunity to deepen your full stack skills while solving real business problems across multiple...

VP Level Software Engineer (Java/Low Latency/Aeron) Overview Seeking a senior hands-on engineering leader with deep expertise in Java-based low latency distributed systems and high-performance messaging architectures. The role combines technical strategy, architecture, and execution across latency-sensitive platforms. Responsibilities Lead design and...

J.P. Morgan is seeking a Lead Software Engineer in London to join Digital Markets Execution Technology. You will contribute technically across multiple areas, ensuring secure, scalable production code and robust observability for trading systems.You will lead architecture discussions, code reviews, and incident response while mentoring engineers and...

Experian Software Solutions (ESS) is the global product and engineering function delivering world-class software solutions. ESS is structured around core business areas: Analytics, Decisioning, Identity & Fraud (ID&F), and Solutions. ESS is comprised of ~1,100 people across 14 countries, almost 80% of whom are engineers. We looking for an experienced Head of...

• Employment type: Full time • Reporting to: Senior Engineering Manager • Visa sponsorship: UK national or visa holder preferred, but not a dealbreaker • Salary: £85,000 - £100,000 • Location / working pattern: Hybrid, London, 2 days a week in the office • Background checks: Due to the non-partisan nature of the work we do with global...

About PRODA At PRODA (www.proda.ai) we are building software to unlock the full potential of Real Estate Data no matter the asset class, language, or country of origin. Our solution leverages the latest technologies to automatically capture, standardise and quality check Real Estate data into a single, clean source of truth. The goal is to empower real...

Project description As a Senior Full Stack Java Engineer within the US Corporate Loans POD, you will design, develop, and deliver enterprise integration solutions connecting Loan IQ with upstream and downstream platforms. You will leverage modern cloud-native technologies, AI-assisted development tools, and Agentic AI practices to improve software quality,...

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation,...

Careers that change lives start here. Medtronic is a global leader in healthcare technology with a Mission to alleviate pain, restore health, and extend life. Our 95,000 employees work across more than 150 countries to put patients first — developing innovative medical technologies that improve the lives of 72+ million patients each year. Your unique...

J.P. Morgan is hiring a Software Engineer II within the FICC eTrading tech team to design, develop, and troubleshoot software components that support secure, stable, and scalable technology products.You will contribute as an emerging member of an agile team, delivering software solutions across multiple components, writing high-quality code, applying secure...

Harrington Starr is seeking a Software Engineer at associate level to join a hands-on development team in London. You\'ll build and maintain software using C# and/or Java, integrate real-time data from third-party APIs, and work within agile sprints to deliver secure, compliant solutions for trading and operations.This role offers three days a week in the...

JUXT is partnering with a leading global commodities trading firm to build its new core data platform for real-time and end-of-day market data.During this mission we’ll replace an existing system with a new highly scalable cloud-native data platform, without breaking client applications that rely on this data today. We’ll build new data ingestion...