176 to 200 of 269 Java Jobs in London

Java Quantitative Developer London – Hybrid Java, Low Latency, Algo Trading, Pricing, Hedging, FX/Crypto, DeFi, AWS The company This is an unmissable opportunity for an experienced Java Quantitative Developer to join the crypto trading desk of one of the leading institutional digital asset firms in the market. With … markets. Build pricing logic and hedging frameworks that drive the desk's market making activity. Translate trader and quant ideas into efficient, production-grade Java code. Optimise existing trading systems for speed, reliability and scalability. Integrate new data sources and ensure data integrity for accurate model input. Monitor and troubleshoot ...

infrastructure, thereby improving how developers ship software at scale. The ideal candidate has over 5 years of backend engineering experience, with strong skills in Java, Python, and experience in AI/ML systems. The role allows for flexible location within the EMEA region. #J-18808-Ljbffr ...

London. This strategic role combines technical expertise with architectural leadership, guiding teams in transformational projects within financial services. Successful candidates will have strong Java development experience, a background in mission-critical systems, and excellent stakeholder management skills. Competitive compensation and benefits are provided, alongside a commitment to diversity and inclusion. ...

Manager for its Investor Services division in London. This hybrid role requires significant experience in Product Management within Financial Services, strong technical literacy in Java, and the ability to understand AI/ML technologies. The successful candidate will drive product strategy, manage complex programs, and ensure stakeholder engagement to enhance ...

will manage engineers building secure tooling for enterprise partners integrating with Wise’s API. The role emphasizes a product-led mindset, technical authority in Java, and experience in distributed systems. You will ensure the developer experience meets high standards of security and reliability, while mentoring your team to flourish professionally. ...

test specialist, you will work alongside our business analysts to understand client requirements and define and execute test scenarios. Essential Skills: Performance Testing Cucumber Java JIRA Confluence Desirable Skills: JMeter AWS Tooling UK Location & Post Code: Project expect resources to be in office a minimum of 3 days a week ...

Strong integration and architecture documentation skills Experience in either: Front Office: transport ticketing hardware (Cubic, S&B, INIT preferred) Back Office: payments, transaction processing, Java/.NET/Oracle, acquirer integrations Details Duration: 6 months (likely extension) Location: London (50% onsite, Pier Walk) Interview: 2-stage process (remote + formal ...

full SDLC and appreciation of front office architecture and design tradeoffs performance resiliency observability controls Technical fluency to engage engineers effectively eg Java awareness and SQL knowhow to support technical walkthroughs data analysis and troubleshooting Skills Mandatory Skills : BFS - Data Analysis, BFS - Generic Randstad Technologies is acting as an Employment ...

Strong integration and architecture documentation skills Experience in either: Front Office: transport ticketing hardware (Cubic, S&B, INIT preferred) Back Office: payments, transaction processing, Java/.NET/Oracle, acquirer integrations Details Duration: 6 months (likely extension) Location: London (50% onsite, Pier Walk) Interview: 2-stage process (remote + formal ...

experience building backend for a technology product. Comfortable with distributed systems and writing resilient, high‐availability code. Experience with a strongly‐typed language (Go, Java, C, Scala, etc.). Product mindset: care about customer outcomes and make data‐informed decisions. Ability to work effectively in an ambiguous, fast‐moving environment. ...

engineering teams working on distributed systems or developer platforms at scale You have 5+ years of experience in backend engineering with strong expertise in Java, Python, and/or Node.js You have experience integrating AI/ML systems, LLMs, agent frameworks, or AI-assisted tooling into real-world systems ...

Mentor and develop your engineers, helping them grow both technically and professionally. What We're Looking For Strong engineering chops — comfortable in C++, Python, Java, Go, or similar. You don\'t need to know every language we use, but you do need to be genuinely good at programming. Familiarity with ...

Hands‐on Manager You maintain your "technical mentorship" through code reviews and architecture discussions. You likely have a strong backend foundation (ideally in java/Kotlin) and a passion for engineering excellence. Systems Thinker You thrive in fast‐paced, evolving environments and excel at managing technical migrations or structural shifts ...

LexisNexis Risk Solutions is seeking a Senior Software Engineer II (Java/Spring) to build scalable, high-performance data-driven applications. You'll work on the Search and AI Platform, delivering innovative solutions that accelerate scientific discovery. The ideal candidate has expertise in Java, Spring Boot, and GraphQL, with ...

team that delivers scalable, reliable, and innovative solutions that accelerate scientific discovery. Key responsibilities: Design and implement graph-based search services. Develop applications using Java , Spring Boot, Spring, GraphQL , and GraphQL Federation . Integrate with databases, web services, or AWS services (Neo4j, DynamoDB, RDS, S3, Parameter Store, SQS, SNS, Kinesis … professional software engineering experience in distributed systems or search platforms . Proven track record building scalable backend systems and APIs. Strong expertise in Java and the Spring Boot ecosystem . Hands-on experience with GraphQL API/REST APIs design. Solid background in cloud-native architectures with AWS and Kubernetes ...

roadmap, owns the build and maintenance of products E2E and actively pushes the codebase forward for scale. Our Tech Stack Backend and Infrastructure: Latest Java microservice, Spring Boot with Spring Cloud, DynamoDB, Terraform, Docker, AWS Fargate, Datadog, Opslevel, and TeamCity. Frontend and Mobile: TypeScript, CSS‐in‐JS (Styled Components), React … availability, reliability, and performance issues. Experience mentoring and guiding engineers with a range of experience. Strong expertise in any object‐oriented language, preferably in Java, and a desire to learn more. Perks of the job Flexible working : Spend 3 days a week with your team in our new collaborative London ...

Java Software Developer £600/day Inside IR-35 for an initial 6 months with extension likely London - 3 days per week on site Active SC Clearance essential We're looking for a Java developer to join an established engineering team working on backend services hosted in Azure click apply ...

production support across multi country store environments. The role suits a hands on specialist with deep Xstore expertise who can move comfortably between configuration, Java development, integration xkybehq and live operational supp Please click on the apply button to read the full job description ...

real-time environments. Applicants should hold a Master's degree in Machine Learning or a related field and possess experience with programming languages like Java or C++. The company offers immigration support and a competitive salary package. #J-18808-Ljbffr ...

Execution & Algo Trading Quant team seeks an execution strategist to create and maintain algorithmic trading systems. Candidates should have 10+ years of experience, strong Java or C++ skills, and a deep understanding of market microstructure. The role focuses on algorithm designs, quantitative research, and collaboration with traders and technology teams ...

back-end systems and collaborating with business stakeholders to ensure regulatory compliance. Candidates should possess strong programming skills in technologies such as Angular and Java, with experience in Repo trade lifecycle and cloud-based architectures. Competitive salary and benefits are included, with a hybrid working model allowing for flexibility. #J ...

architecture and design (architecture, design patterns, reliability, and scaling) of new and current systems. Experience programming with at least one modern language such as Java, C++, or C# including object‐oriented design. Master's degree in Machine Learning, Applied Mathematics, Operations Research or a related field, or equivalent work experience. ...

Head of Engineering - Java, Javascript, Cloud, Healthcare Up to £850 per day (Inside IR35) London/Hybrid (3 days onsite) 6 months My client is a high-profile organisation seeking a Head of Engineering to lead a team of Software Engineering Managers, driving the development and transformation of technology products. … This role requires deep technical expertise (Java, Javascript, Azure/GCP) and a proven ability to build high-performing engineering functions in fast-paced, complex environments. You will play a key role in a wider transformation programme, introducing modern engineering practices, improving architecture, and delivering scalable, consumer-facing digital products. ...

Active Security Clearance (SC), and with proven team lead experience to join a business-critical programme. Key Requirements: Proven experience working as a Lead Java Developer within the public sector Demonstrable team lead/leadership experience - ability to guide developers, support technical decision making, and ensure delivery standards Active Security … Clearance (SC) Expertise in a range of technologies, including Java 8 and 17+, Spring/Spring Boot, React/HTML AWS Cloud Services experience Working experience with MySQL Nice to have: Technical hands-on experience with Terraform, Kibana, Apache Camel Linux in a containerised environment Immediate availability ...

Barcelona, Manila and Montreal, we have a proven track record of delivering powerful, elegant and intuitive trading technology solutions. We are now looking for Java Developer services on an exciting project! THE SERVICES REQUIRED: A JVM lover who really enjoys working with the latest technologies and design patterns Eager … PROVIDING THE SERVICES WILL HAVE THE FOLLOWING EXPERIENCE: Significant, professional server-side software development experience Solid experience programming using Core Java. Exposure to Java 17+ is a plus Experience with REST, Spring web flux V.6 , REDIS General familiarity with data structures such as sets, hashes, caches etc Experience developing Front ...