126 to 150 of 668 Java Jobs in Central London

Java Software Engineer – Asset Management Technology 💸 Up to £100,000 + bonus + benefits 📍 Hybrid – 2 days/week in Central London Join a cutting-edge, cloud-native SaaS company backed by one of the UK’s leading global asset managers as a Java Software Engineer . They’re redefining portfolio management through an open architecture platform that puts control … in the hands of the user – whether for multi-asset, single-asset, or transformational investment businesses. As a Java Software Engineer , you’ll be part of a high-performing team building distributed, low-latency systems designed for speed, scale, and resilience. 🧠 What They’re Looking For: 2+ years’ commercial experience with Java Solid grasp of multithreading, concurrency , and high-throughput … system design A passion for TDD, pair programming , and continuous delivery practices Computer Science degree from a Russell Group university 💻 Tech Stack: Java | AWS | Multithreading | Kafka | ActiveMQ | MongoDB | DevOps Tooling 💰 Benefits Salary: Up to £100,000 Bonus: Up to 40% Benefits: Private Healthcare If you thrive in a fast-paced environment, love solving deep technical challenges, and are curious about More ❯

Do you have 3-5 years experience and are looking for your next challenge? Have you been developing with Core Java without the use of frameworks? Mid Java Developer – Leading FinTech Location – hybrid in London 3 days a week Salary – up to £90k + 25-50% bonus We are working with our long-term partners on the hunt for numerous … Mid-level Java Developers as they continue to expand various teams. They began their journey as a market-leading FinTech disruptor and after many years at the forefront of their field, have recently been acquired by a prominent capital market. This is an excellent opportunity for someone looking for their 2nd or 3rd job in software development as they are … looking for someone with 3-5 years prior experience, with the potential to rapidly progress into a senior position. Experience they are looking for in Mid Java Developers: Core Java Developing software from scratch WITHOUT the use of frameworks e.g. Spring Multithreading TDD, CI/CD, Paired-programming environment Data structures, algorithms, threads Working in a modern FinTech environment e.g. More ❯

Do you have 3-5 years experience and are looking for your next challenge? Have you been developing with Core Java without the use of frameworks? Mid Java Developer – Leading FinTech Location – hybrid in London 3 days a week Salary – up to £90k + 25-50% bonus We are working with our long-term partners on the hunt for numerous … Mid-level Java Developers as they continue to expand various teams. They began their journey as a market-leading FinTech disruptor and after many years at the forefront of their field, have recently been acquired by a prominent capital market. This is an excellent opportunity for someone looking for their 2nd or 3rd job in software development as they are … looking for someone with 3-5 years prior experience, with the potential to rapidly progress into a senior position. Experience they are looking for in Mid Java Developers: Core Java Developing software from scratch WITHOUT the use of frameworks e.g. Spring Multithreading TDD, CI/CD, Paired-programming environment Data structures, algorithms, threads Working in a modern FinTech environment e.g. More ❯

About the Role: CyTAL is a leading cyber security company and is growing the development team for our cutting-edge suite of cyber-security tools. As a Java Developer in our multidisciplinary development team, you will be hands on with Java coding and driving forward the development of our cyber security testing solution. You will be given lots of autonomy … testing methods - Promote best practices and innovation within the development team - Work closely with other team members to troubleshoot and resolve technical challenges Essential Experience: - Demonstrable proficiency in developing Java and related technologies - Testing: Test Driven Development, J-Unit, User testing - Use of GIT VCS - Object-oriented design - Creation of detailed design documentation Desirable Experience: - Front-end technologies, Python and More ❯

About the Role: CyTAL is a leading cyber security company and is growing the development team for our cutting-edge suite of cyber-security tools. As a Java Developer in our multidisciplinary development team, you will be hands on with Java coding and driving forward the development of our cyber security testing solution. You will be given lots of autonomy … testing methods - Promote best practices and innovation within the development team - Work closely with other team members to troubleshoot and resolve technical challenges Essential Experience: - Demonstrable proficiency in developing Java and related technologies - Testing: Test Driven Development, J-Unit, User testing - Use of GIT VCS - Object-oriented design - Creation of detailed design documentation Desirable Experience: - Front-end technologies, Python and More ❯

Social network you want to login/join with: Contract - Senior/Principal Java Developer, london (city of london) col-narrow-left Client: Source Technology Location: london (city of london), United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 3 Posted: 16.06.2025 Expiry Date: 31.07.2025 col-wide Job Description: We’re working with a … major financial institution looking to scale out its engineering function with a Principal Java Developer to lead critical systems work. This is a hands-on role within a high-performing team modernising legacy platforms, improving availability, and delivering new functionality across the estate. You’ll be working closely with infrastructure, architecture, and infosec teams to support high-availability production systems. …/CD improvements, REST API design, and steering collaborative technical decisions across squads. What they’re looking for: Proven experience supporting large-scale, business-critical systems Strong background in Java and ideally C# Some front end exposure (Angular ideally but other frameworks considered). Note the role is back end focused. Comfortable working with legacy systems and large enterprise environments More ❯

Senior Java Developer - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced Java Developer to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer experiences and work on cutting-edge technology! As a Senior Engineer, you will be … quality solutions. Location: South East/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience leading engineering decisions in a complex More ❯

Senior Java Developer - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced Java Developer to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer experiences and work on cutting-edge technology! As a Senior Engineer, you will be … quality solutions. Location: South East/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience leading engineering decisions in a complex More ❯

Senior Java Developer - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced Java Developer to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer experiences and work on cutting-edge technology! As a Senior Engineer, you will be … quality solutions. Location: South East/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience leading engineering decisions in a complex More ❯

Senior Java Developer - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced Java Developer to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer experiences and work on cutting-edge technology! As a Senior Engineer, you will be … quality solutions. Location: South East/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience leading engineering decisions in a complex More ❯

Senior Java Developer - Remote - up to £95K Halian is currently supporting a multi-national and award-winning organisation who are looking for a talented and experienced Java Developer to join their dynamic team on a permanent basis. This is a great opportunity to create exceptional customer experiences and work on cutting-edge technology! As a Senior Engineer, you will be … quality solutions. Location: South East/Remote. Salary: up to £95,000 + + competitive benefits, depending on experience. Requirements: Experience building and shipping large scale applications Knowledge of Java AND OR Kotlin A solid understanding of AWS OR GCP Experience with TDD and pain programming. Experience with third-party libraries and APIs. Experience leading engineering decisions in a complex More ❯

Social network you want to login/join with: Java Full-Stack Developer, London (City of London) Client: HCLTech Location: London (City of London), United Kingdom Job Category: Other - EU work permit required: Yes Job Views: 4 Posted: 16.06.2025 Expiry Date: 31.07.2025 Job Description: HCLTech is a global technology company, home to 219,000+ people across 54 countries, delivering industry … Healthcare, Technology and Services, Telecom and Media, Retail and CPG, and Public Services. Consolidated revenues as of $13+ billion. JD – • Significant prior experience with developing reusable and performant clean Java code aligned with good architectural and design principles. • Prior experience working with XP practices and Agile software methodologies as well as building Microservices with REST APIs around big data storage. More ❯

Social network you want to login/join with: Senior Java Analyst Developer/Technical Consultant, London (City of London) Quant Capital is urgently looking for a Java Analyst Developer/Technical Consultant to join our high-profile client. Our client is a global trading platform software business. Its products are used worldwide by most asset managers and pension funds. More ❯

who is passionate about technology and finance, works within a low latency enterprise event driven architecture hosted on the AWS cloud with a C# .Net , React front end and Java components. The ideal candidate: Expertise with Java, C#, and/or React. Extensive experience working in high-performance trading systems trading systems for Equities, Futures or Derivatives. Experience with cloud More ❯

who is passionate about technology and finance, works within a low latency enterprise event driven architecture hosted on the AWS cloud with a C# .Net , React front end and Java components. The ideal candidate: Expertise with Java, C#, and/or React. Extensive experience working in high-performance trading systems trading systems for Equities, Futures or Derivatives. Experience with cloud More ❯

upgrades alongside another engineer. But that’s just the first chapter. From there, the role evolves, depending on the person’s strengths, into either: Software Engineering: building applications internally (Java, JavaScript/React), or Platform Engineering: owning infrastructure as code, containerisation, CI/CD pipelines, cloud hosting, and shaping operational best practices. This is one of the first hires into … someone who sees problems and enjoys fixing them at the root. Responsibilities Support the Linux upgrade programme (short-term, critical project) Build and maintain in-house software solutions (React, Java, Python) Help establish platform engineering foundations: Kubernetes, IaC, CI/CD Influence decisions on tooling, architecture, hosting, and best practices Contribute to a culture of engineering excellence and in-house … capability building Requirements 3–7 years of experience in software engineering, DevOps, or platform engineering Proven coding experience in Java, JavaScript/React, or similar Strong Linux skills, especially around server upgrades and admin Solid scripting experience (e.g. Python, Bash) Exposure to cloud platforms (Azure preferred), infrastructure as code, CI/CD Preference for candidates with a Computing degree or More ❯

upgrades alongside another engineer. But that’s just the first chapter. From there, the role evolves, depending on the person’s strengths, into either: Software Engineering: building applications internally (Java, JavaScript/React), or Platform Engineering: owning infrastructure as code, containerisation, CI/CD pipelines, cloud hosting, and shaping operational best practices. This is one of the first hires into … someone who sees problems and enjoys fixing them at the root. Responsibilities Support the Linux upgrade programme (short-term, critical project) Build and maintain in-house software solutions (React, Java, Python) Help establish platform engineering foundations: Kubernetes, IaC, CI/CD Influence decisions on tooling, architecture, hosting, and best practices Contribute to a culture of engineering excellence and in-house … capability building Requirements 3–7 years of experience in software engineering, DevOps, or platform engineering Proven coding experience in Java, JavaScript/React, or similar Strong Linux skills, especially around server upgrades and admin Solid scripting experience (e.g. Python, Bash) Exposure to cloud platforms (Azure preferred), infrastructure as code, CI/CD Preference for candidates with a Computing degree or More ❯

operations. You should have extensive experience and skills in Software Engineering, DevOps, project management, incident management, team management and stakeholder management. Additionally, you should have expertise in: Multi-threaded Java backend development API and SQL database development Typescript and Node.js Applications AWS Cloud Native and Serverless Architecture You will collaborate with other stakeholders and manage suppliers to fulfil business requirements … Comfortable managing a mix of direct reports and shared teams Skills & Experiences AWS Technologies (e.g. ECS, DynamoDB, Lambda, Aurora, SQS, SNS, VPC, Private Link, etc.) Multi-threading & Socket Programming: Java + Spring Applications Architectures - Event Sourcing, CQRS, Polyglot Database, Traditional OLTP, OLAP DevOps - Provisioning-based Infrastructure-as-Code, CI/CD QA - Practical TDD, BDD Experiences in payment domains Proven More ❯

coding practices. Skills 5+ years of experience in application security, penetration testing, or software security engineering. Strong knowledge of secure coding principles in one or more languages (e.g., Python, Java, JavaScript, Go, .NET). Hands-on experience with SAST, DAST, SCA and security automation in CI/CD pipelines. Familiarity with cloud security (AWS, Azure, GCP) and container security (Docker More ❯

coding practices. Skills 5+ years of experience in application security, penetration testing, or software security engineering. Strong knowledge of secure coding principles in one or more languages (e.g., Python, Java, JavaScript, Go, .NET). Hands-on experience with SAST, DAST, SCA and security automation in CI/CD pipelines. Familiarity with cloud security (AWS, Azure, GCP) and container security (Docker More ❯

in stakeholder meetings and demos What You’ll Need: 2+ years’ experience in software QA, both manual and automated Strong skills in Selenium, Cypress, Playwright, or similar Scripting knowledge (Java, Python, or JavaScript) Familiarity with performance testing (e.g., JMeter, LoadRunner) CI/CD experience with Jenkins, GitLab CI, or Azure DevOps Solid understanding of databases (Oracle/MySQL) and Linux More ❯

in stakeholder meetings and demos What You’ll Need: 2+ years’ experience in software QA, both manual and automated Strong skills in Selenium, Cypress, Playwright, or similar Scripting knowledge (Java, Python, or JavaScript) Familiarity with performance testing (e.g., JMeter, LoadRunner) CI/CD experience with Jenkins, GitLab CI, or Azure DevOps Solid understanding of databases (Oracle/MySQL) and Linux More ❯

Stay current with emerging AI and software engineering trends. Required Skills & Qualifications: Proven experience in AI/ML development and software engineering. Proficiency in programming languages such as Python, Java, C++, or Go (Golang). Strong knowledge of AI frameworks (e.g., TensorFlow, PyTorch). Experience with cloud services like AWS, Azure, or Google Cloud. Solid understanding of software development best More ❯

Familiarity with enterprise cloud patterns, networks, security, and ingress/egress. Knowledge of ML/AI and data capabilities in GCP. Experience with key development technologies such as JavaScript, Java Spring Boot, and Python. Understanding of SDLC and SRE practices. Desirable skills/knowledge/experience Experience in Banking & Finance industry. GCP certifications. Experience with ML/AI & Data tooling More ❯

Bring Hands-on experience building CI/CD pipelines using tools such as Ansible, Terraform, Concourse, Jenkins, or GitHub Actions . Proficient in one or more programming languages: Python, Java/Groovy, JavaScript, NodeJS . Deep understanding of IT infrastructure, including: Linux system administration Database management (SQL/NoSQL) Storage solutions (NAS, SAN, S3) Networking (DNS, VPN, Load Balancing) Cybersecurity More ❯