1 to 25 of 125 Java Software Engineer Jobs in London

Senior Java Software Engineer

Location
Greater London, England, United Kingdom
Senior Java Engineer – Financial Services Are you a strong, hands-on Java Engineer with experience building high-performance, distributed systems within Banking or Financial Services? We're hiring on behalf of a leading FinTech consultancy that designs and delivers business-critical platforms for some … largest financial institutions. Previously we've been particularly focused on engineers coming directly from payments, but we're now keen to speak with strong Java Engineers from across the wider Financial Services market. This could include Banking, Payments, Cards/Merchant Acquiring, Trading, Capital Markets, Investment Banking or other ...

Senior/Lead AI Software Engineer Java & Python

Hiring Organisation
Atrium Workforce Solutions Ltd
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£843.00 - £1,000.00 per day
Contract Role – Senior/Lead AI Software Engineer Java & Python x 2 – London/Hybrid – 12 months initial – Inside IR35 PAYE Role Overview: Job Title: Senior/Lead AI Software Engineer Java & Python Location: Hybrid – 4 days onsite per week in London Contract Type … Contract Duration: 12 months initial Rate: £ per day Inside IR35 Strong Java and Python development skills in mission-critical applications required. Proven experience building AI-based solutions in enterprise environments, including both machine learning and generative AI use cases, is highly desirable. Strong understanding ...

Global Banking Markets - Low-Latency Java Software Engineer - Vice President - London

Location
Greater London, England, United Kingdom
Global Banking Markets - Low-Latency Java Software Engineer - Vice President - London location_on London, Greater London, England, United Kingdom Goldman Sachs Electronic Trading (GSET) - Low-Latency Java Software Engineer - London OUR IMPACT At Goldman Sachs, our Engineers don’t just make things – we make … people and capital with ideas. Solve the most challenging and pressing engineering problems for our clients. Join our engineering teams that build massively scalable software and systems, architect low latency infrastructure solutions, proactively guard against cyber threats, and leverage machine learning alongside financial engineering to continuously turn data into ...

Senior Software Engineer, Quant trading - Python, Java, C++

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Senior Software Engineer, Quant trading – Python, JavaLondon (Hybrid)130,000-175,000 + benefits and bonusQuant Capital is urgently looking for a Senior Software Engineer to join our high profile client. My client, a leading player in the global cryptoassets industry, is seeking a talented Senior … Software Engineer to join their dynamic team. This role will be instrumental in building and supporting a diverse technology stack, enabling my client to trade across multiple exchanges and regions with a wide range of strategies. As a Senior Software Engineer, you will work closely with ...

Java Software Engineer- FinTech London

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Core Java Engineer Get into Trading/Finance80k Plus BonusQuant Capital is urgently looking for a Core Java Engineer to join our high profile client. Our client has recently been voted in the fintech 100 (best financial technology businesses). They provide a market leading Execution … data. The bulk of the external connectivity uses FIX sessions; FAST/FIX, SBE, Swift and other propriety protocols make up the rest. Most software is developed in Java. The client trades across Equities, Fixed Income, and FXOn a day to Day basis the Java Engineer will ...

Full Stack Java Spring Software Engineer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Full Stack Java Spring Software Engineer 100,000 Plus Bens Quant Capital is urgently looking for a Java Software Engineer for our high profile investment management vendor. Our client is a well known global wealth management HFT software business. They provide valuations … pricing of derivatives to most of the buy side. I am seeking a Java developer to work as part of a larger development team focused on driving innovation across a cloud-enabled, microservices platform for the Institutional & Investment Management division This is an opportunity for an individual with ...

Senior Lead Software Engineer- Java (Tech Lead/Staff Level) - Chase UK

Location
Greater London, England, United Kingdom
Senior Lead Software Engineer- Back-end Engineer - Chase UK At JP Morgan Chase, we understand that customers seek exceptional value and a seamless experience from a trusted financial institution. That's why we launched Chase UK to transform digital banking with intuitive and enjoyable customer journeys. With … future from the ground up, offering you the chance to join us and make a significant impact. Job Information Job Identification 210591504 Job Category Software Engineering Business Unit Corporate Sector Posting Date 03/24/2025, 11:58 AM Locations LONDON, LONDON, United Kingdom Job Schedule Full time ...

Sr Lead Software Engineer - Java / Python

Location
Greater London, England, United Kingdom
Lead Software Engineer - Java/Python LONDON, LONDON, United Kingdom Job Description Be an integral part of an agile team that's constantly pushing the envelope to enhance, build, and deliver top-notch technology products. As a Lead Software Engineer at JPMorganChase within Digital Markets … across multiple technical areas within various business functions in support of the firm’s business objectives. Job responsibilities Executes and oversees end-to-end software solutions, engineering standards, architecture, and technical troubleshooting for trading systems Designs and builds high-performance, latency-sensitive services with awareness of upstream/downstream ...

Senior Java Software Engineer – FX Options Risk (VP)

Location
Greater London, England, United Kingdom
Senior Java Software Engineer – FX Options Risk (VP) This position is responsible for designing, developing, and optimizing our mission-critical, high-throughput FX real-time risk system. As a Senior Software Engineer, you will leverage your deep technical expertise to drive the architectural evolution … this front-office facing role, you will collaborate closely with the FX Options Trading desk, translating business needs into robust, scalable, real-time software solutions. Responsibilities Technical Execution & Architecture Design, implement, and optimize critical FX real-time risk infrastructure, ensuring high performance, minimal latency, and high availability. Drive ...

Senior Java Software Engineer - FX Options Risk (VP)

Hiring Organisation
Citigroup
Location
London, UK
Employment Type
Full-time
99108127280Posted: 2026-08-21Location: London, England, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiSenior Java Software Engineer – FX Options Risk (VP)This position is responsible for designing, developing, and optimizing our mission-critical, high-throughput FX real-time risk system. As a Senior Software Engineer … this front-office facing role, you will collaborate closely with the FX Options Trading desk, translating business needs into robust, scalable, real-time software solutions. Responsibilities Technical Execution & Architecture Design, implement, and optimize critical FX real-time risk infrastructure, ensuring high performance, minimal latency, and high availability. Drive ...

Lead Software Engineer - JAVA - Equities - Vice President

Hiring Organisation
JP Morgan Chase
Location
London, UK
Employment Type
Full-time
have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Equity Derivatives Group you will join our agile team creating, transforming, and supporting our trusted market-leading … technology products using modern technologies and industry best practices. You will join and collaborate with a global team of technologists at all stages software development pipeline creating high quality software solutions in an environment that encourages curiosity and innovation, grows talent, and applies and sharpens your multi-faceted ...

Lead Software Engineer - JAVA - Equities - Vice President

Location
Greater London, England, United Kingdom
have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Equity Derivatives Group you will join our agile team creating, transforming, and supporting our trusted market-leading … technology products using modern technologies and industry best practices. You will join and collaborate with a global team of technologists at all stages software development pipeline creating high quality software solutions in an environment that encourages curiosity and innovation, grows talent, and applies and sharpens your multi-faceted ...

Lead Software Engineer - JAVA - Equities - Vice President

Location
Greater London, England, United Kingdom
have an opportunity to impact your career and provide an adventure where you can push the limits of what's possible. As a Lead Software Engineer at JPMorgan Chase within the Equity Derivatives Group you will join our agile team creating, transforming, and supporting our trusted market-leading … technology products using modern technologies and industry best practices. You will join and collaborate with a global team of technologists at all stages software development pipeline creating high quality software solutions in an environment that encourages curiosity and innovation, grows talent, and applies and sharpens your multi-faceted ...

Lead Fullstack Software Engineer - Java, Springboot, Microservices

Hiring Organisation
TPXImpact Holdings Plc
Location
East London, London, United Kingdom
Employment Type
Permanent
Salary
£75,000
looking for a Lead Software Engineer who will be responsible for the design, development, and deployment of high-quality software solutions. This role involves leading a team of engineers on high-profile projects, ensuring best practices are followed, and driving continuous improvement in software development processes. … will collaborate closely with cross-functional teams, including product management and UX/UI, to ensure that our software solutions meet business and customer needs. You will be responsible for driving culture through your craft and be keen to take on line management responsibilities. Responsibilities Lead the architecture, design ...

Software Engineer Java Software Developers (SC Cleared)

Hiring Organisation
Sanderson Recruitment
Location
London, UK
Employment Type
Full-time
Java Software Developers (SC Cleared)ð London (4 Days Per Week Onsite) ð· 40,000 – 100,000 + Benefits (Junior, Mid or Senior roles)ð Active SC Clearance Required | Must Be Eligible for eDVAbout the OpportunityWe're partnering with a growing technology consultancy delivering cutting-edge software solutions across the Defence and National Security sectors. Due to continued project growth, they're looking to hire Java Developers at all experience levels, from Junior Engineers through to Senior Developers and Technical Leads. This is an opportunity to work on complex, mission-critical systems that support some ...

Java Software Engineer - Trading

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Java Engineer TradingUp to 100,000 + benefits and bonusQuant Capital is urgently looking for a DevOps Engineer to join our high profile client. Our client is a well known Low Latency Algo Trading business. The firm deploys highly sophisticated low-latency algorithmic trading, pursuing a range … financial aspects of the business. Although experience of working with FIX interfaces is an advantage, no prior knowledge of financial markets is required. The Java Engineer Must have: Strong core Java design and development skillsThorough understanding of computing fundamentals, object orientated programming, threading, concurrency and distributed systemsExperience ...

Java Software Engineer

Hiring Organisation
Accenture
Location
London, UK
Employment Type
Full-time
Role: Software Engineer (Java) Level: Associate Manager Location: London, Bristol, Manchester and BirminghamSalary: Competitive salary and package (Depending on level of experience)Please Note: Any offer of employment is subject to satisfactory BPSS and DV security clearance which typically requires 10 years continuous UK address history usually … Assist in the promotion and delivery of digital transformation engagements. We are looking for experience in the following skills· Excellent hands-on experience with Java and associated technologies.· Experience working with Spring Boot.· Hands-on knowledge of open-source tools, libraries and standards.· Some working knowledge of containers (Docker ...

Senior Fullstack Software Engineer - (Java, Spring Boot, Microservices

Hiring Organisation
TPXImpact Holdings Plc
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
About The Role Job Level: 9 UK Wide We are looking for a Senior Software Engineer who will be responsible for designing, developing, and deploying high-quality software solutions. You will work on complex software projects, contributing to the architecture, development, and improvement of software systems. This role involves mentoring junior engineers, collaborating with cross-functional teams, and driving the adoption of best practices in software development. Responsibilities Design, develop, and maintain complex software solutions, ensuring they are robust, secure, tested and scalable. Contribute to software architecture decisions, ensuring alignment with ...

Java Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80,000
looking for a Java Software Engineer to join a team delivering high-quality software on critical projects. You will work as part of an Agile/Scrum team and be involved throughout the software development lifecycle, including development, testing, debugging and deployment. Key responsibilities include … Developing and delivering high-quality Java applications Writing unit, integration and feature tests Working with other technical teams to understand requirements and resolve issues Creating and maintaining low-level technical designs and documentation Supporting CI/CD and software delivery activities Debugging, performance tuning and improving application reliability ...

VP, Full-Stack Software Engineer (Java)

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent
partnering directly with BlackRock to hire for this role. About this role Within the Aladdin Product Group Private Markets, we are hiring a Senior Software Engineer to work on our Private Markets application suite. The position is based with our London team and operates as part … build BlackRock's strategic Private Markets platform, including data collection and validation tools. It is built on a modern, cloud-native architecture leveraging Java as the core language. The role is a hands-on senior individual contributor. It requires deep understanding of the technical aspects of a web-based ...

Junior Java Software Engineer - Data Engineering

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Java Software Engineer – Data EngineeringUp to 70,000 + bonus and benefits4:1 hybrid 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 … PostgreSQL. This is a growing team focused on data ingestion and building tooling for the wider firm. What you'll do: Build and enhance Java backend services (APIs, batch jobs, integrations) used across the businessWrite clean, testable code with solid engineering discipline (testing, code review, debugging, production support)Maintain ...

Mid Level Java Software Engineer - Data Engineering

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
Java Software Engineer – Data EngineeringUp to 100,000 + bonus and benefits4:1 hybrid 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 … PostgreSQL. This is a growing team focused on data ingestion and building tooling for the wider firm. What you'll do: Build and enhance Java backend services (APIs, batch jobs, integrations) used across the businessWrite clean, testable code with solid engineering discipline (testing, code review, debugging, production support)Maintain ...

Java Software Engineer

Location
Greater London, England, United Kingdom
London-based trading company is looking for an experienced Java Engineer to join their technology team on an initial 6-month contract. This role is well suited to a backend-focused engineer who enjoys building robust, scalable Java services using modern frameworks, working closely with product … trading, and engineering teams. The Role Designing and developing backend services using Java and Spring Boot Building and maintaining RESTful APIs and event-driven services Writing clean, testable, and well-documented code Collaborating with stakeholders to deliver new features and system improvements Supporting and enhancing existing trading and risk ...

Java Software Engineer

Hiring Organisation
Sanderson Government and Defence
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 Annual
looking for a Java Software Engineer to join a team delivering high-quality software on critical projects. You will work as part of an Agile/Scrum team and be involved throughout the software development lifecycle, including development, testing, debugging and deployment. Key responsibilities include … Developing and delivering high-quality Java applications Writing unit, integration and feature click apply for full job details ...

Senior Software Engineer II -Java

Location
Greater London, England, United Kingdom
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 Business LexisNexis® Risk Solutions provides customers with solutions and decision tools that combine public and industry specific … efficient. You can learn more about LexisNexis Risk at https://risk.lexisnexis.com/About our Team We’re seeking a highly self‐motivated Engineer who can effectively prioritize projects, provide technical leadership, and collaborate closely with the Technical Lead to drive successful outcomes. As a Senior Software ...