151 to 175 of 321 Java Jobs in London

Java Software Developer

Hiring Organisation
Sanderson
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
Sanderson are working closely with a SME based in the London who are looking to grow their Java Developer capability. The company are looking to modernise how organisations manage and derive data. They are fast growing and looking for dynamics people to help them grow the business and capability. Skills … required for the role: Strong experience in Java software engineering. Experience with Spring Boot, REST APIs, and microservice architectures Knowledge of Docker and Kubernetes for containerisation Exposure to cloud platforms such as AWS This role will require eligibility to be clearable to SC level. If you're interested ...

Java Developer - Low Latency Vert.x

Hiring Organisation
HCLTech
Location
London Area, United Kingdom
Public Services. Consolidated revenues as of $13+ billion. DETAILED RESPONSIBILITIES- 12+ years of experience. - Lead the development, testing, and maintenance of low-latency Java applications. - Collaborate with cross-functional teams to gather requirements and design system architecture. - Optimize application performance and troubleshoot latency issues. - Mentor junior developers and ensure adherence … industry trends and integrate relevant technologies into projects. SKILL REQUIREMENTS - Bachelor's degree in Computer Science, Engineering, or a related field. - Proven experience in Java development, with a focus on low-latency systems. - Strong understanding of multithreading, concurrency, and performance optimization. - Experience with frameworks and libraries such as Spring, Hibernate ...

Senior Java Software Developer - FTC [UK]

Hiring Organisation
Spyrosoft Ltd
Location
West London, London, United Kingdom
Employment Type
Permanent
Salary
£70,000
Essential Skills: You will have: Excellent communicator and ability to work collaboratively in a team environment. Expertise in a mainstream object-oriented programming language: Java and Python are a must have. Experience in building cloud-native, resilient, scalable systems. Test-driven development practices (TDD, BDD, etc.). Developing using … Programming experience Expertise in developing for non-functional concerns: integration with monitoring and alerting tools, security tools, and practices GitHub Tools/Technologies AWS Java Python Pair Programming Experience A degree in Computer Science, Software Engineering, or a related field or similar work based experience. Proven experience as a Senior ...

Senior Java Engineer

Hiring Organisation
My Finance Club
Location
London, UK
Employment Type
Full-time
Senior Java Engineer London Salary: £70,000 - 80,000 Bonus: TBC This is a hybrid role that requires 3 days a week office attendance About the Company An exciting opportunity has arisen for a Senior Java Engineer to be part of a highly innovative forward thinking online challenger bank start … bespoke best-of-breed banking technology, a single platform delivering loan issue, card issue and recovery. We're looking for an exceptional Senior Java Engineer who will work closely with the Java Team Lead & CTO as we scale up and modernise our business processes and tech stack. The role includes ...

Senior Java Engineer

Hiring Organisation
My Finance Club
Location
South London, UK
Employment Type
Full-time
Senior Java Engineer London Salary: £70,000 - 80,000 Bonus: TBC This is a hybrid role that requires 3 days a week office attendance About the Company An exciting opportunity has arisen for a Senior Java Engineer to be part of a highly innovative forward thinking online challenger bank start … bespoke best-of-breed banking technology, a single platform delivering loan issue, card issue and recovery. We're looking for an exceptional Senior Java Engineer who will work closely with the Java Team Lead & CTO as we scale up and modernise our business processes and tech stack. The role includes ...

Senior Software Development Engineer in Test

Hiring Organisation
Develop
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP 75,000 Annual
Senior Software Development Engineer in Test (SDET) - Java, JBehave/Cucumber, Microservices Perm 3 days a week on-site in Farringdon, London Up to £75,000 per annum A rapidly growing fintech organisation is transforming access to finance for small and medium-sized businesses click apply for full job details ...

Senior Backend Developer

Hiring Organisation
Vallum Associates Limited
Location
City, London, United Kingdom
Employment Type
Contract
Contract Rate
GBP 600 Daily
Responsibilities AEM Development: Design, develop, and maintain AEM components, templates, workflows, and OSGi services using Java and the Sling framework. Front-End Integration: Collaborate with UX/UI teams to integrate front-end code (HTML, CSS, JavaScript/React/Angular) into AEM for a responsive user experience click apply ...

Senior Android Engineer

Hiring Organisation
Vertus Partners Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent
cross-functional teams and senior stakeholders Extensive experience building complex Android applications System design and architecture capabilities Application accessibility Strong development experience using Kotlin, Java, and Jetpack Compose Experience with Agile methodologies, TDD, and CI/CD practices This is an excellent opportunity to help shape the future of digital ...

Head of Software Engineering

Hiring Organisation
Identify Solutions
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£110,000 - £120,000 per annum
experimentation, and AI/ML innovation. What You'll Bring Engineering leadership experience in fast-paced environments (3+ years). Strong full-stack skills (Java, TypeScript/JS, SQL/NoSQL). Hands-on experience with AWS, microservices, scalable systems. Ability to own architecture to execution to optimisation. Clear communicator ...

TIBCO BE Developer- Farringdon Road London (Hybrid)*

Hiring Organisation
KBC Technologies UK LTD
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Management Proficient in Hawk – writing rulebases for infrastructure monitoring Administration experience with RV, RVRD Technical & Development Skills Proficiency in Linux commands Expertise in Core Java & J2EE design patterns Strong understanding of SOA , Web Services (WSDL, SOAP) OOAD, UML , RUP modeling expertise Extensive experience with XML technologies: XML, XSD, DTD, XSLT ...

Linux Infrastructure Engineer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
debugging skills (host-level tracing, network diagnostics, performance profiling) • Familiarity with CI/CD and automated build/deployment systems • Experience with Rust, Go, Java, C or C# is beneficial • Exposure to DNS, DHCP, Kerberos, storage, and interop between Windows/Linux • Strong communication skills and ability to work across ...

Graduate Software Developer / Quantitative Developer / Quantitative Researcher - Up to £180,000 + Bonus + Package

Hiring Organisation
Hunter Bond
Location
London Area, United Kingdom
performance-driven culture ✅ What You’ll Bring 🎓 Degree in Computer Science, Mathematics, Physics, Engineering , or another STEM discipline 💻 Strong programming skills in Python, C++, Java, C#, or KDB+/Q 🔍 Analytical mindset with a passion for tackling complex, data-driven challenges ⚡ Curiosity, drive, and the ability to thrive in fast ...

Senior Quant Developer - Fixed Income & Rates

Hiring Organisation
Robert Walters
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£100,000 - £150,000 per annum
technology teams across London and Amsterdam to deliver cross-asset solutions. Support continuous improvement and automation across the trading workflow. Key Requirements Strong Java development experience, ideally within rates, swaps, or IRS. Proven background working with trading systems or front-office technology. Solid understanding of fixed income pricing, market data ...

Lead Full Stack Systems Developer

Hiring Organisation
Penguin Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £85,000 per annum
Software System Lifecycle of a product Experience of working with software systems/programmes within an environmental setting Demonstrable experience in the use of Java Middleware, API, Docker, and MQ systems Good working knowledge of performance and security in Enterprise Systems Experience of working with networks: LAN & WAN/Internet ...

Lead Full Stack Systems Developer

Hiring Organisation
Penguin Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum
Software System Lifecycle of a product Experience of working with software systems/programmes within an environmental setting Demonstrable experience in the use of Java Middleware, API, Docker, and MQ systems Good working knowledge of performance and security in Enterprise Systems Experience of working with networks: LAN & WAN/Internet ...

Lead Full Stack Systems Developer

Hiring Organisation
Penguin Recruitment Ltd
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £85,000 per annum
Software System Lifecycle of a product Experience of working with software systems/programmes within an environmental setting Demonstrable experience in the use of Java Middleware, API, Docker, and MQ systems Good working knowledge of performance and security in Enterprise Systems Experience of working with networks: LAN & WAN/Internet ...

Lead Full Stack Systems Developer

Hiring Organisation
Penguin Recruitment
Location
City of London, London, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum
Software System Lifecycle of a product Experience of working with software systems/programmes within an environmental setting Demonstrable experience in the use of Java Middleware, API, Docker, and MQ systems Good working knowledge of performance and security in Enterprise Systems Experience of working with networks: LAN & WAN/Internet ...

Lead Software Engineer SaaS

Hiring Organisation
Client Server
Location
West London, London, United Kingdom
Employment Type
Permanent, Work From Home
environment that encourages knowledge sharing and close collaboration. About you: You are an experienced backend focussed Software Engineer with strong OO programming skills (e.g. Java, C++), ideally you will have commercial Rust and/or Golang experience but you can pick this up on the job You have experience ...

Gen AI Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £500/day
model accuracy and relevance. Integration: Seamlessly integrate deployed AI models with existing enterprise systems, APIs, and data stores using back-end languages like Python , Java, or Node.js. Architecture & Strategy: Collaborate with technical architects to define scalable, secure, and cost-effective AI service architectures. Agile Delivery: Support POCs, pilots, and full ...

Gen AI Engineer

Hiring Organisation
Randstad Technologies
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
model accuracy and relevance. Integration: Seamlessly integrate deployed AI models with existing enterprise systems, APIs, and data stores using back-end languages like Python , Java, or Node.js. Architecture & Strategy: Collaborate with technical architects to define scalable, secure, and cost-effective AI service architectures. Agile Delivery: Support POCs, pilots, and full ...

AWS Security Engineer

Hiring Organisation
Apsley Recruitment Ltd
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
From £500 to £550 per day
data platforms on AWS (Glue, EMR, Redshift, Athena, RDS, OpenSearch, Kafka/MSK). Knowledge of secure coding practices in Python/Node/Java or your core development stack. Experience with policy-as-code and automated control enforcement (OPA/Conftest, tfsec, Checkov). Personal Attributes Highly collaborative ...

Senior Java Game Engine Developer

Hiring Organisation
Eligo Recruitment Ltd
Location
London, United Kingdom
Employment Type
Permanent
Salary
£80000 - £90000/annum
experienced Senior Java Game Engine Developer looking for a new challenge? If you enjoy solving complex technical problems and creating reliable systems, this could be a great next step for you. BENEFITS : £80,000 to £90,000 per year, depending on experience, 30 days holiday, Private healthcare, Pension scheme, London … based, hybrid working 3 days work from home About the Role In this role, you will take ownership of developing, enhancing and maintaining Java based game engine components. You will work on core frameworks, introduce improvements that support new features, and contribute to tools that help with performance analysis ...

Senior Java Game Engine Developer

Hiring Organisation
Eligo Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
experienced Senior Java Game Engine Developer looking for a new challenge? If you enjoy solving complex technical problems and creating reliable systems, this could be a great next step for you. BENEFITS : £80,000 to £90,000 per year, depending on experience, 30 days holiday, Private healthcare, Pension scheme, London … based, hybrid working 3 days work from home About the Role In this role, you will take ownership of developing, enhancing and maintaining Java based game engine components. You will work on core frameworks, introduce improvements that support new features, and contribute to tools that help with performance analysis ...

Software Engineer Java AWS React - Start-up

Hiring Organisation
Client Server
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£80,000
Software Engineer/Developer (Java AWS React) London/WFH to £80k Are you a technologist looking for an opportunity to be part of something big from the start? You could be progressing your career in an impactful role at a newly established Fintech start … London; as the company grows there will likely be some in office requirements but with lots of flexibility. About you: You have strong Java, AWS and Kubernetes skills and also have a good appreciation of user interface/front end development using React or Tailwind CSS You have a strong ...

Contract Algo Trading Java Developer - eTrading, low latency, Java APIs, Multithreading, FIX

Hiring Organisation
Scope AT Limited
Location
London, United Kingdom
Employment Type
Contract
Contract Rate
GBP Annual
Contract Algo Trading Java Developer - eTrading, low latency, Java APIs, Multithreading, FIX Our Investment Banking client is looking for an Algo trading Java developer to join the team to work on new initiatives and support for business critical algorithmic trading engines. The team provides innovative solutions for low touch … latency trading, which includes FIX connectivity, low latency market connectivity, smart order routing, algorithmic trading and internal crossing. The requirement is for a core Java developer. The team is working on a number of algorithmic engines that support benchmark algos, smart order routing and internal crossing. The main responsibilities ...