76 to 100 of 126 Java Jobs in the City of London

expertise in React—you know it inside out Strong experience migrating applications to frontend-first architecture Solid understanding of building UIs that interface with Java backends Confident technical leadership within agile product teams A background in product/platform development, not traditional web agencies Comfortable leading and mentoring in a More ❯

expertise in React—you know it inside out Strong experience migrating applications to frontend-first architecture Solid understanding of building UIs that interface with Java backends Confident technical leadership within agile product teams A background in product/platform development, not traditional web agencies Comfortable leading and mentoring in a More ❯

Data Engineer for Amici to develop a cutting-edge platform. With significant growth and an ambitious technology roadmap, Amici seeks an engineer skilled in Java, Python, and data to shape the future of the MyAmici platform. Why Join Us? You'll work in an agile, collaborative environment, leveraging modern technology … a high-performance data platform and search solution. Develop robust search capabilities using Apache Lucene, Solr, or Elasticsearch . Engineer scalable data pipelines in Java or Python . Write high-quality, test-driven code using Agile methodologies. Collaborate with Business Analysts, Data Engineers, and UI Developers. Work across the full … stack, from React/TypeScript front-end to Java-based search services . Leverage cloud technologies like Azure Data Factory, Batch Services, Azure SQL . Contribute to DevOps practices, code reviews, and system optimizations. What We’re Looking For: Strong experience in Java development and exposure to Python . Experience More ❯

Java/Kotlin Developer (Fully Remote) Location: London, UK (Fully Remote) Salary: £55,000 per annum Are you an experienced Java/Kotlin Developer with a strong background in Kafka looking for a challenging opportunity to work remotely? My client are currently seeking a talented individual with 3-5 years … of experience to join their team as a Java/Kotlin Developer. This position offers the flexibility of remote work with the opportunity to collaborate with a dynamic team based in London. Key Responsibilities: Design, develop, and maintain high-quality software solutions using Java and Kotlin. Implement Kafka-based solutions … testing, debugging, and troubleshooting to ensure the quality and reliability of software applications. Stay up-to-date with industry trends and best practices in Java, Kotlin, and Kafka development. Requirements: Bachelor's degree in Computer Science, Engineering, or related field. 3-5 years of hands-on experience in Java and More ❯

Java/Kotlin Developer (Fully Remote) Location: London, UK (Fully Remote) Salary: £55,000 per annum Are you an experienced Java/Kotlin Developer with a strong background in Kafka looking for a challenging opportunity to work remotely? My client are currently seeking a talented individual with 3-5 years … of experience to join their team as a Java/Kotlin Developer. This position offers the flexibility of remote work with the opportunity to collaborate with a dynamic team based in London. Key Responsibilities: Design, develop, and maintain high-quality software solutions using Java and Kotlin. Implement Kafka-based solutions … testing, debugging, and troubleshooting to ensure the quality and reliability of software applications. Stay up-to-date with industry trends and best practices in Java, Kotlin, and Kafka development. Requirements: Bachelor's degree in Computer Science, Engineering, or related field. 3-5 years of hands-on experience in Java and More ❯

Java/Kotlin Developer (Fully Remote) Location: London, UK (Fully Remote) Salary: £55,000 per annum Are you an experienced Java/Kotlin Developer with a strong background in Kafka looking for a challenging opportunity to work remotely? My client are currently seeking a talented individual with 3-5 years … of experience to join their team as a Java/Kotlin Developer. This position offers the flexibility of remote work with the opportunity to collaborate with a dynamic team based in London. Key Responsibilities: Design, develop, and maintain high-quality software solutions using Java and Kotlin. Implement Kafka-based solutions … testing, debugging, and troubleshooting to ensure the quality and reliability of software applications. Stay up-to-date with industry trends and best practices in Java, Kotlin, and Kafka development. Requirements: Bachelor's degree in Computer Science, Engineering, or related field. 3-5 years of hands-on experience in Java and More ❯

Senior Java/Scala Developer Glasgow - 3 days onsite 12 month contract (InsideIR35) Nord Group is partnered with a prestigious investment bank based in Glasgow, who are looking for a Senior Java/Scala Developer, to join an exciting programme within their Treasury, Planning & Capital Technology team. Responsibilities: Design and … through standards, reviews, and testing. Contribute to cloud migration for the Treasury platform. Requirements: 3-5 years software development experience. Hands-on expereince with Java, Scala, Spark, Beam and SQL (Sybase) Strong understanding of multi-threading and high-volume server-side development. Familiarity with Snowflake, PowerBI, and cloud platforms (plus More ❯

Job Description:- Strong expertise in Java, Spring Boot, Microservices, and Kafka-based integrations. Hands-on experience in developing REST/GraphQL APIs, UI technologies like ReactJS/Angular, and database technologies such as Oracle and Cassandra. Proficiency in Spring Integration/Batch for data orchestration, Agile methodologies, CI/CD More ❯

The ideal candidate will have: 3-4 years + of commercial software development experience. Strong understanding of the full SDLC. In-depth knowledge of Java (preferably Java 11 and above). Proficiency in Spring Boot. Familiarity with Spring Security and Thymeleaf. Experience with JUnit and mock frameworks. Expertise in JDBC More ❯

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 … 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 More ❯

Job Title: Senior Software Engineer (C++) Location: Fully Remote Company: Crypto Trading HFT About the Company: Our client is a cutting-edge high-frequency trading (HFT) firm specializing in cryptocurrency markets. They are dedicated to leveraging advanced technology and innovative More ❯

Job Title: Senior Software Engineer (C++) Location: Fully Remote Company: Crypto Trading HFT About the Company: Our client is a cutting-edge high-frequency trading (HFT) firm specializing in cryptocurrency markets. They are dedicated to leveraging advanced technology and innovative More ❯

Job Title: Senior Software Engineer (C++) Location: Fully Remote Company: Crypto Trading HFT About the Company: Our client is a cutting-edge high-frequency trading (HFT) firm specializing in cryptocurrency markets. They are dedicated to leveraging advanced technology and innovative More ❯

Key Responsibilities: Support and lead different phases of the product lifecycle, including analysis, development, and testing Develop new and enhance existing components in Java, with a focus on back-end application development Collaborate with front-end developers on HTML5 and Angular application development Contribute as a proactive member of an … with zero downtime and single-click deployment capability Help shape pricing and workflow strategy and tooling within the organization Requirements: Practical experience in building Java applications Strong Test-Driven Development (TDD) experience Proficiency with Agile development methodologies and systems engineering Experience in build and release management principles, including continuous integration More ❯

Lead Site Reliability Engineer/SRE (Java) London/WFH to £130k Are you a Site Reliability Engineering technologist with a Java software engineering background seeking a role where you can make the technology choices, influence strategy and remain hands-on? You could be progressing your career in an impactful … range of facilities including roof terrace, canteen and break out areas. About you: You are a Site Reliability Engineer SRE (or similar) with a Java software engineering background You have a strong knowledge of Site Reliability Engineering and how to build scalable solutions to improve reliability, productivity and efficiency - able … an open, diverse and inclusive culture Plus a range of other perks Apply now to find out more about this Lead Site Reliability Engineer (Java) opportunity. At Client Server we believe in a diverse workplace that allows people to play to their strengths and continually learn. We're an equal More ❯

recruiting a Full Stack Software Engineer for Amici to develop a modern platform. With significant growth, Amici seeks an engineer skilled in C# or Java to shape the future of the MyAmici platform. About the Role You'll be a key member of our development team, responsible for designing, implementing … production. Provide third-level support for production software during business hours. What We’re Looking For: Experience in professional development, ideally in C# or Java . Professional experience with modern JavaScript frameworks (VueJS, React, Angular, Blazor WebAssembly). Experience in Agile development environments using modern DevOps practices. A degree in More ❯

the Life Sciences sector, eg for a pharmaceutical or biotech company, CRO or other R&D business. Proficiency in multiple programming languages, including Python, Java, and JavaScript; knowledge of R would be an advantage. Good knowledge of relational databases (SQL) and ORM technologies (eg JPA2, Hibernate). Experience in developing … click 'apply now' to forward an up-to-date copy of your CV. Keywords: Biotech, Software, Engineer, Developer, Laboratory, Bioinformatics, Data, Analysis, SDLC, Python, Java, JavaScript, Powershell, SQL, ORM, JPA2, Hibernate, React, Angular, Node.js, Spring MVC, Web, Application, Development, Automation, Life, Sciences, Clinical, Trials, Research, Innovation, Technology, Pharmaceutical, Drug, Discovery More ❯

Java & Web App Developer (UKIC DV Clearnce) Remote £75,000 - £90,000 + Training + Progression + Company Benefits Are you a Software Developer with UKIC developed vetting looking to join on of the worlds most renowned multinational technology businesses where you will be working on some of the world More ❯

a world renowned Financial Services business. What you will be doing: Spearhead the design and development of a high-performance FX Exchange application, utilising Java as the primary language with foundational expertise in C++. Shape the technical vision, ensuring the implementation of robust, scalable, and secure FX trading solutions across … FX Spot and FX Swaps products. Architect systems that adhere to key operational, risk management, and regulatory requirements. Optimise Java applications and fine-tune operating systems to maximise performance in high-frequency trading environments. What we are looking for: 10-15 years hands-on Java experience. Experience building FX trading More ❯

a world renowned Financial Services business. What you will be doing: Spearhead the design and development of a high-performance FX Exchange application, utilising Java as the primary language with foundational expertise in C++. Shape the technical vision, ensuring the implementation of robust, scalable, and secure FX trading solutions across … FX Spot and FX Swaps products. Architect systems that adhere to key operational, risk management, and regulatory requirements. Optimise Java applications and fine-tune operating systems to maximise performance in high-frequency trading environments. What we are looking for: 10-15 years hands-on Java experience. Experience building FX trading More ❯

a world renowned Financial Services business. What you will be doing: Spearhead the design and development of a high-performance FX Exchange application, utilising Java as the primary language with foundational expertise in C++. Shape the technical vision, ensuring the implementation of robust, scalable, and secure FX trading solutions across … FX Spot and FX Swaps products. Architect systems that adhere to key operational, risk management, and regulatory requirements. Optimise Java applications and fine-tune operating systems to maximise performance in high-frequency trading environments. What we are looking for: 10-15 years hands-on Java experience. Experience building FX trading More ❯

Job: Java Developer Location: Glasgow, UK(Onsite) Job Type: Contract Job description: Experienced and highly skilled Core Java developer candidate will be responsible for developing and maintaining back-end components of our web applications. Candidate will work collaboratively with product managers, designers, and other developers to deliver high-quality software … that meets the needs of our users. Design, implement, and optimize algorithms and data structures. Develop, test, and maintain Java-based applications. Ensure the performance, quality, and responsiveness of applications. Troubleshoot, debug, and resolve issues related to Java applications. Write efficient, scalable, and maintainable code. Participate in code reviews and … contribute to improving development processes. Integrate third-party APIs and services into Java application Maintain up-to-date knowledge of industry trends and best practices in Java development. Ensure software documentation is up to date. More ❯

Senior Java Trading Developer – VP Level Location: Glasgow (Hybrid – 2 days in-office) Type: Permanent Posted: 1st May 2025 The Opportunity We’re hiring a Senior Java Developer (VP level) to join a lean, highly skilled team building the integration and orchestration layer of a greenfield electronic trading platform —a … and technical mentoring. What You’ll Be Doing Architecting and developing key components of a real-time, low-latency trading system Writing high-performance Java code with a strong focus on multi-threading and concurrency Being the team’s go-to engineer for technical decisions, design challenges, and code quality … Trusted contributor in technical discussions, reviews, and design sessions Working independently and demonstrating initiative—no hand-holding needed Must-Have Technical Skills Strong core Java with deep understanding of multi-threading, concurrency, and performance tuning Proven experience building real-time or millisecond-latency systems Confidence in designing scalable, maintainable architecture More ❯

the Life Sciences sector, eg for a pharmaceutical or biotech company, CRO or other R&D business. Proficiency in multiple programming languages, including Python, Java, and JavaScript; knowledge of R would be an advantage. Good knowledge of relational databases (SQL) and ORM technologies (eg JPA2, Hibernate). Experience in developing … click 'apply now' to forward an up-to-date copy of your CV. Keywords: Biotech, Software, Engineer, Developer, Laboratory, Bioinformatics, Data, Analysis, SDLC, Python, Java, JavaScript, Powershell, SQL, ORM, JPA2, Hibernate, React, Angular, Node.js, Spring MVC, Web, Application, Development, Automation, Life, Sciences, Clinical, Trials, Research, Innovation, Technology, Pharmaceutical, Drug, Discovery More ❯

Our client is a full service Investment Bank, they are looking for an experienced developer with strong Angular skills and some exposure to core Java and ideally Spring Boot. You will join a team building out capabilities on a trade capture platform and will ideally have some experience of working More ❯