java swing developer jobs in London

Java Web Developer – Trading Systems(up to 60K)Quant Capital is urgently looking for a Java developer to join our high profile client.My client is a well known financial connectivity provider for the front office. They create a low latency high volume transaction network for Equity and Fixed Income trades. As such they are a firm driven by technology and...

Analyst Developer Fintech Java SQL60,000London or BirminghamQuant Capital is urgently looking for an Analyst Developer to join our high profile client.Our client is a well-known a global financial technology firm which specialises in the design and development of software in the Asset Management Industry.The successful Analyst Developer will be serving some...

Role : Java with SolacePermanetLondon, UK (Hybrid)SkillsDesign, develop, and maintain high-quality Java with Solace / ION / Python applications using SpringBoot.Proficiency in Java core 8+ is a must.Proficiency in Junit.Implement Solace publication/subscriptionImplement and optimize RESTful APIs and microservices.Integrate with various internal and external...

LMAX is renowned for its high-performance, ultra-low latency (we measure in microseconds) exchange written in core Java. We constantly push technology further than most, especially in our greenfield projects, driving the financial industry in new directions. Developers are encouraged to constantly develop and learn new skills. Pair programming supports...

EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 300 customers worldwide. But that's not all! We're not just about numbers, we're about people. With a team of over 1400 passionate individuals spread across twelve countries in...

Referment is working with a London-based technology company that builds data transparency and accountability tools for the investment management industry. Its platform aggregates and validates cost and holdings data from across the investment supply chain, allowing pension funds, asset managers and other service providers to share and interrogate validated...

- The Senior lead Scala Engineer will play a key role in the engineering and delivery of a critical market‑infrastructure service within the Equities platform, with a strong focus on AWS cloud‑native development - Reporting directly to the Senior Technical Delivery Engineer, Post Trade, the successful candidate will be responsible for designing,...

Java Full Stack Developer (Angular & Spring Boot) Location: London, UK (Hybrid - 3 days in office, 2 days WFH) Employment Type: Full-Time, Permanent (FTE) Experience Required: 5-6 years NOTE: No sponsorship providedThe Role We are seeking a motivated Java Full Stack Developer to design, build, and maintain scalable enterprise web applications. You will...

Are you an experienced Senior Software Engineer or Technical Lead who enjoys remaining hands-on while guiding teams and shaping technical solutions?A leading specialist technical consultancy is looking for a Software Technical Lead to join a live Central Government project. You will work within a collaborative Agile team, building bespoke software that...

REMOTE Low latency Java Developer – Algo Trading120,000 + bonuses (50%)Leading London-based trading firm has an outstanding opportunity for a Java Developer to join their low latency trading team.Our client quant prop trading house with performance figures of 22%. They are currently looking to expand their high and intraday trading presence across FX,...

Contract Senior Java Developer – Data/MarketmakingOutside IR35 (6 month rolling) In office – City of LondonQuant Capital is hiring for a small, high-performing market maker in London. This is a junior-to-mid role focused primarily on Java development, with a secondary responsibility owning straightforward Python ETL/data ingestion into AWS and...

Java Python Developer – Equity derivs Hedge Fund200,000Quant Capital is urgently looking for a Java Python Developer to join our high profile client in their main development team.Our client is one of the largest Quant Investment managers globally, with around 20 billion under management. They are mainly quant based but have High frequency and systematic...

Core Java Developer Big Data Trading Quant Capital is urgently looking for a Java Developer to join our high profile client.Our client is a 30 man start up who have created a market leading product in the financial data market. Details of the full ideas of the company are protected by a Non Disclosure agreement but they are at the bleeding edge of not only...

Scala / Java Developer Fintech / Blockchain CryptocurrencyIf you are an exceptional programmer in any language, please apply!100,000 pa + benefits or up to 750pd Quant Capital is urgently looking for a Scala, Functional Developer or Java Developer to join our high profile client.Our Client is a global fintech with 20 of the worlds biggest banks as its...

WE ARE: At Adaptive, we are a financial consulting firm that partners with capital, commodity, and digital market participants. We value differentiation through technology. Our experienced teams design and deliver complex front-office technology solutions using our proven accelerators to create long-term competitive advantage. Our clients include the...

NTT DATA strives to hire exceptional, innovative and passionate individuals who want to grow with us. If you want to be part of an inclusive, adaptable, and forward-thinking organization. Location: London, Hybrid 2 days a week from Office Role Summary We are seeking an experienced Java Backend Developer to design, develop, and support scalable enterprise...

# Java Backend Developer,November 30, 2025### Job Description**On behalf of our client, we are seeking a Java Backend Developer – London, UK (Full-Time Permanent Role).**Our client, a fast-growing technology organisation, is looking for a skilled Java Backend Developer to build secure, scalable backend services and high-performance APIs supporting modern...

Role:Java Developer Type:PERM/FTE Location:Belfast, Northern Ireland Working Model:Hybrid Core Responsibilities: Develop:Architect and maintain robust Java-based microservices leveraging Spring and SpringBoot frameworks. Lead:Guide development efforts, mentor junior developers, and ensure code quality, security, and performance. Collaborate:Partner with...

Job Title: Java DeveloperRate: £475 - £525 per day inside ir35Location: RemoteContract: 6 months rollingSC ClearedWe're looking for an experienced Java Developer to join a remote development team working on a Home Office project, building and enhancing secure, scalable Java applications and services.You'll work across Java, Spring Boot, REST APIs and...

Responsibilities Development & Coding: Collaborate with lead and also Lead the development with mid level developers and implementation of scalable and high-performance Java-based applications. (This post will have more than 80% focus on this). Architecting Solutions and design: Collaborate with cross-functional teams to design and implement robust software...