java developer jobs in London

We are searching for world-class technologists to join our team building solutions for the J.P. Morgan Macro e-trading platform, which streams real-time prices and executes client trades across FX, Rates, Commodities, Credit and ETFs. As a Software Engineer III at JPMorganChase within the Macro e-trading platform team, you serve as a seasoned member of an...

Areti Group | B Corp™ in the UK is recruiting a Java/Kotlin Developer to join a major public sector programme. You will design, implement and maintain backend services in Java and Kotlin, collaborating with cross‑functional teams.Experience in a UK Government environment is essential, with monthly travel to London, Leeds or Manchester and eligibility for...

This is an opportunity to work at the heart of a world‑class investment platform where risk, technology, and quantitative thinking intersect in real time. You’ll be building and owning systems that directly support portfolio managers and senior risk leaders, in an environment that values engineering excellence, speed, and thoughtful design. If you enjoy...

Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team...

Nomura Holdings, Inc. in London seeks a Senior Java Developer for the Rates Intraday Risk Technology team. You will work with Flow Rates desks and quants to translate complex requirements into robust server-side solutions.The role involves contributing to the architecture refresh and building APIs that provide intraday risk and P&L data. Strong Java, Spring...

Version 1 is seeking an experienced Senior Java Developer to join our team in the UK. You will design, develop and maintain scalable Java applications, leveraging AWS to deploy cloud-based solutions and ensure availability and performance.You will work with product managers and QA engineers, implement robust database schemas, batch processing, and RESTful...

DescriptionAbout Methods: Methods is a 100M+ IT Services Consultancy who has partnered with a range of central government departments and agencies to transform the way the public sector operates in the UK.Have you got the right qualifications and skills for this job Find out below, and hit apply to be considered.Established over 30 years ago and UK-based, we...

Junior Java / Scala Developer FintechQuant is urgently looking for a Junior Java / Scala developer to join our high profile client.The information below covers the role requirements, expected candidate experience, and accompanying qualifications.Our client is a well known algorithmic trading broker based in central London.The environment is that of Facebook...

We urgently require a Front-End Java Developer with at least 3 to 5 years experience of developing global digital marketing platform to provide a complete web experience management solution for Customer to market products & services to learners on a global scale. The candidate will be a high-performing, hands-on Front end development specialising in CSS,...

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...

Methods Business and Digital Technology is seeking a Full Stack Developer to design, build and test cloud-based applications across the full stack, with Java/Spring Boot, TypeScript/Angular, and Python. You will explore new approaches, ensure security and performance, and support discovery-phase work from a remote UK base.This role involves Azure services,...

About Millennium Millennium is a global, diversified alternative investment firm, founded in 1989. Defined by evolution, innovation and focus, Millennium’s mission is to deliver results for our investors. Our people are empowered with both independence and support: the autonomy to pursue ideas with conviction and the backing of a global network committed...

GlobalLogic in the United Kingdom is seeking a Software Engineer to join our high performance engineering team building a real-time banking platform. You’ll design, produce, test and implement working software across the system lifecycle, with a focus on reliability and scalability.You’ll work with Kafka, Java/Spring Boot microservices and cloud-native...

Recognised as a Great Place to Work, ITRS is an Enterprise SaaS provider with industry-leading solutions. Our mission is to make society’s critical technology work via automated & holistic IT observability solutions that safeguard critical applications and enable innovation.With our prestigious customer base includes 90% of the world's top investment...

Reference: BBBH3782_ Job title : Java and Fidessa Developer - Equities TradingLocation : Bromley - Hybrid workingSalary : 85,000 - 100,000 + Benefits + BonusStart date : ASAPWorking hours : 40 hours per week We are working with one of the largest global BFSI organisations, operating at scale across international markets, who are looking for an experienced...

Software Developer Remote – monthly travel 400-500 outside IR35 Requires Active SC ClearanceOverviewWe are seeking an experienced Software Engineer to join a critical digital transformation programme supporting the UK Defence and National Security sector.Please read the following job description thoroughly to ensure you are the right fit for this role...

Java is your passion, you know it like the back of your hand. The backend is where your interest lies. You think big, you don’t just write the code, you think about how this code you write will make an impact. You can visualise the real world implications of each line as you programme away. You are an expert, a Java aficionado.You’re well aware of the...

Founded in 2011, Fasanara is a global asset manager and technology platform. We manage c. USD 6 billion AUM (as of December 31, 2025) in Fintech strategies on behalf of pension funds and insurance companies in Europe and North America. With c.110 employees globally, we are a pioneer investor in Fintech Lending, enabling Real Economy Impact. Fasanara manages...

UBS is seeking a Quantitative Developer focused on the front office Equity Derivatives platform. The role emphasizes real-time pricing, AI-enabled automation, and robust Java server-side development within a global team.You’ll design, implement, and operate scalable trading and analytics workflows, collaborating with business users to translate complex...

Clear IT Recruitment Ltd in London is seeking a Java Developer to join a gaming company in Southwark. You will design, implement and maintain scalable Java applications, contributing to a robust game engine framework and tools for game simulation and RTP calculations.The role requires strong Java development skills, a mathematical mindset for statistics and...