201 to 225 of 320 Java Jobs in London

setting clear direction while staying close enough to the code to guide architecture and best practices. Ideally you will have managed teams working with Java and modern backend technologies, a proven track record of leading engineers, and a pragmatic, calm approach to problem-solving. Technical Requirements Strong previous commercial experience … with Java/managing JVM engineers Promote DevOps (build/run it) methodology and practices Experience designing and delivering microservices-based architectures Solid understanding of CI/CD pipelines , including build automation, testing, and deployment Familiarity with modern engineering practices: automated testing, infrastructure as code, monitoring, and observability Technology Stack ...

ideal candidate will have strong expertise in modern web frameworks, Azure services, and secure application development practices. This role involves working on a Java/Spring-based platform hosted on AKS, ensuring scalability, security, and performance. Key Responsibilities: Design and develop responsive web applications using Angular , React , or Next.js with … Tailwind CSS . Implement secure authentication and authorization using Microsoft Azure AD B2C (OIDC/OAuth2, MFA). Integrate with backend services built on Java Spring Boot running on AKS . Work with Azure Database for PostgreSQL and implement RBAC + ABAC for data isolation and security. Configure and manage ...

will design and evolve core platform capabilities, guide architectural decisions across microservices, and mentor engineers while remaining hands‐on with critical systems built using Java and Spring Boot. This role sits at the heart of Verifone’s global payment gateway platform. You will help shape the technical direction of systems … ensure our systems scale globally, remain secure, and meet the highest standards for availability and performance. Required Skills and Experience Needed Programming Languages Java 17 or higher Frameworks and Libraries Spring Boot Spring Web (REST APIs) Spring Data Spring Security with JWT/OAuth2 Architecture & System Design Deep experience designing ...

Looking to join a company when you can make a real impact? Do you have 4+ years commercial experience developing software with Java & JavaScript? 🚀 Full Stack Engineer – SaaS Solutions 🚀 💰 Salary – up to £75k + bonus 📍 Location – hybrid working 2 days a week in modern London office I am excited … Defense, HM Treasury, and the Departments of Work & Pensions and International Trade. They are looking for a motivated Full Stack Engineer with experience with: Java Spring Boot Microservices JavaScript Frontend frameworks: they use Vue.js but are also open to React and Angular Containerisation using Docker, Kubernetes Developing cloud-native applications ...

first strategies for scalability and resilience. Enable UI/UX modernization using Angular , React , and other front-end frameworks. Implement modernization approaches using Java , .NET , and modern frameworks (Spring Boot, .NET Core). Integrate DevSecOps pipelines , CI/CD automation , and container orchestration (Kubernetes, OpenShift). Advise on best practices … Rexx, CICS, DB2, IMS DB, IMS DC, VSAM, Adabas/Natural Experience on distributed client-server architecture systems, with proficiency in technologies such as Java , .NET , and experience with modern front-end frameworks such as Angular, React, Vue. Knowledge of cloud migration and modernization approaches and patterns on various hyperscaler ...

Senior Java Developer - Financial Services - Permanent - London - Hybrid About the role: We are seeking a Senior Java Developer to join a high-performing electronic trading technology team building low latency, highly available trading systems across multiple asset classes. This role is ideal for an experienced engineer who thrives in fast … paced, real-time trading environments and enjoys designing, optimising, and scaling mission-critical distributed systems. You will design and build fault-tolerant, event-driven Java services supporting electronic trading platforms. The position involves performance optimisation, system stability ownership, and close collaboration with global Architecture, DevOps, and Product teams. Essential Skills ...

BrokerTec, MarketAxess). Configure and support FIX, streaming, and venue-specific protocols, ensuring accurate and reliable messaging. Develop high-performance, scalable services using Core Java (8/11/17) . Build and enhance components for pricing, order routing, and execution workflows. Apply low-latency, event-driven, and asynchronous design … system optimization. Collaborate with SRE/DevOps teams to improve observability, CI/CD, and deployment pipelines. Key Requirements: Strong expertise in Core Java, including concurrency, memory management, and GC tuning. Hands-on experience integrating and developing with TransFICC’s Connectivity Platform. Experience with electronic market protocols: FIX (4.x/ ...

similar for code control and management Experience leading, coaching, and developing scrum teams Preferable skills: Working knowledge of Angular Working knowledge of Java Experience deploying web applications on large cloud-based service providers (e.g. AWS/Azure) and familiar with the underlying architecture Understanding of NoSQL database technologies (e.g. MongoDB ...

Java Developer Location - Remote with some ad hoc travel to London 6 months £468 per day inside IR35 Active SC clearance required Skills: The ability to work with data throughout its lifecycle, from collection and storage to processing and analysis. Data developers are responsible for designing, implementing and maintaining … variety of sources, ensuring that different data sets can be effectively combined and analysed. They can also utilise programming languages such as Python, Java or SQL and tools such as Apache Spark or in this instance LakeFS, for data processing and management. Useful - R, Apache Spark Very useful - Python ...

Java API Engineer – AWS – DevOps London based Hybrid I'm currently supporting a leading Bank in their search for an experienced Java API Engineer to join their flagship Digital Platform. The Digital Platform is a collaborative and high-throughput environment where you'd be responsible for the full life cycle … established team of talented Engineers in a company that have a strong emphasis on upskilling and a knowledge sharing culture. Requirements: • Strong understanding of Java and Microservices • Experience implementing AWS • Strong knowledge of DevOps - experience with CI/CD (Gitlab) • Experience dealing with highly scalable systems with high throughput • Experience ...

Role Senior Java Software Engineer Salary £80,000 to £95,000 base salary Location London Paddington Hybrid 3 days a week The Company WeDo is working with a global fintech organisation operating at significant scale within the payments space. The business builds and runs mission critical platforms responsible for safeguarding … architectural ownership, and a strong understanding of the business impact of their work, without stepping into people management. Requirements - Strong backend engineering experience using Java and Spring Boot - Proven experience working with event driven architectures and Kafka - Experience designing and operating systems in AWS environments - Exposure to services such ...

Java FullStack Developer London Based - 3 days in the office Salary up to £75K A well-established IT firm is looking for an experienced Java Full Stack Developer to join a high-profile banking client to contribute to a large-scale development project. You will join a dynamic development team … performance server-side logic. UI Development: Construction of responsive interfaces and layouts using modern JavaScript frameworks. API & Microservices: Development of RESTful services utilizing the Java Spring Boot ecosystem. Data Management: Design and maintenance of SQL/NoSQL databases and ORM integration. Quality Control: Execution of unit testing, code reviews ...

Java FullStack Developer London Based - 3 days in the office Salary up to £75K A well-established IT firm is looking for an experienced Java Full Stack Developer to join a high-profile banking client to contribute to a large-scale development project. You will join a dynamic development team … performance server-side logic. UI Development: Construction of responsive interfaces and layouts using modern JavaScript frameworks. API & Microservices: Development of RESTful services utilizing the Java Spring Boot ecosystem. Data Management: Design and maintenance of SQL/NoSQL databases and ORM integration. Quality Control: Execution of unit testing, code reviews ...

Back End Developer/Engineer III (Java/GCP) Duration:1 year contract Location:London New office Mode:Hybrid(2-3 days in office) We are looking for a high-impact Back End Engineer to lead solution designs and execute end-to-end implementations of critical service capabilities. Based ...

features. Troubleshoot and debug applications to optimize performance. Ensure the quality of the applications through unit testing and code reviews. Required Skills : Proficiency in Java/Kotlin and Android SDK. Experience with RESTful APIs and third-party libraries. Familiarity with version control systems like Git. Understanding of mobile UI/ ...

Senior Core Java Engineer – Low-Latency Trading 💹 💰 Salary: Up to £125,000 + bonus + benefits 📍 Location: City of London (3 days onsite) Build ultra-low latency systems at the heart of global FX trading! This is an opportunity for a Senior Core Java Engineer to join a leading Asian … fast-paced financial environment, this is the role for you. 🚀 What you’ll be doing Design, build and optimise low-latency, high-throughput Core Java trading systems Own and drive performance improvements across critical components Contribute to the architecture and evolution of a world-class FX trading platform processing billions ...

Java Software Engineer with around 3-6 years professional, post-graduate experience sought by one of the original Quantitative Hedge Funds, with a 20+ year track-record. The firm are renowned for a healthy, supportive, and collegiate working environment and culture, with no siloes, boasting an industry-leading staff tenure. … Corporate Functions. The team deal directly with business users right across the firm, taking ownership of analysis, design, architecture, and implementation, working primarily with Java, but also with Python, SQL and to a lesser extent, MATLAB. They currently have an opening for a mid-level hire in the team, with ...

personal and commercial insurance products, including auto, home, workers? compensation, and specialty lines. Job Responsibilities/Objectives 1.Lead and manage software development projects using Java, Python, Typescript, AWS, React JS, Angular, and other technologies. 2.Collaborate with cross-functional teams to define project scope, objectives, and deliverables 3.Create the high-level … Insurance domain (London Market experience is highly desirable). 2.Proven expertise in software architecture, design, and hands-on development. 3.Strong technical background in .NET, Java, Python, TypeScript, AWS, React, and Angular. 4.Demonstrated experience managing full project lifecycles from concept to delivery. Desirable Skills/Experience Although not essential, the following ...

you... A software Engineer with 5+ years experience, working with modern programming with one or more programming languages, Python and/or Golang, Java, Ruby, TypeScript etc? Experienced working on cloud platform such as AWS, Google Cloud, Azure and have a good understanding of cloud infrastructure? Experienced working with Containers … engineers that have the ability to work across a range of tooling in the following areas: Programming: with at least one language; Python, Go, Java, Ruby, TypeScript etc Cloud: Either AWS, GCP or Azure Container/Orchestration: Docker, Kubernetes IAC: Terraform, Cloud Formation, CrossPlane, Ansible (Config Mgt) CI/ ...

currently working with a London-based Financial Services client who are actively seeking a Senior Java Developer to work on the development of a business-critical application with a range of cutting-edge technologies. What you'll need to succeed : 10+ years' Java Development experience in an enterprise environment, ideally ...

Full Stack Software Engineer React Typescript Java Banking London This is a new and exclusive opportunity for a Full Stack Software Engineer who is primarily front office focused with React (75%) and Java (25%) to join this thriving front office derivatives team in this investment bank Role details Title: Full … Stack Software Engineer Technical focus - React (75%) and Java (25%) Employer: front office banking derivatives Permanent role salary £85- £125,000 plus bonus and pension Location: London City and home working hybrid 50/50% Technical stack: primarily Front end React/typescript node.JS focused with a java base This ...

engineering, offering a supportive environment where you can rotate between challenging projects and contribute to real impact. The Role * Deliver full stack software using Java and a modern frontend framework. * Contribute across design, development and cloud deployment. * Write high-quality, maintainable code and follow best practices. * Work closely with developers … data scientists on varied projects. * Help shape engineering standards and contribute to a positive team culture. Your Skills and Experience * Strong commercial experience with Java and Spring. * Skilled in Angular or another modern frontend framework. * Familiarity with cloud environments, ideally Azure, plus tools such as Terraform. * Confident working full stack ...

Tech Stack The platform operates within a JVM-based ecosystem , including: Scala (core backend) AKKA framework (with migration toward PEKKO) Gradual migration toward Java/Spring Boot Node.js for integrations and connectors Some Kotlin usage The environment is language-agnostic in mindset. Strong backend fundamentals matter more than experience across … expansion hire to support continued platform and product growth. What We’re Looking For ✅ 5+ years backend engineering experience ✅ Strong JVM ecosystem experience (Java, Scala, or Kotlin) ✅ Strong SQL and relational database experience ✅ Experience working with complex systems and large datasets ✅ Comfortable working in scale-up environments with shifting priorities ...

Java Developer - eTrading/FX - Investment Banking - London Hybrid (3 days onsite) Any Java server-side developers with strong skills developing high volume low latency trading solutions available for new projects? We are working with a leading consultancy who is looking for an experienced Java Developer to join ...

Software Engineer (Core Java) – Low-Latency Financial Trading! 💹 💰 Salary: £70,000 - £90,000 + bonus + benefits 📍 Location: 3 days onsite, City of London Looking to enter the fast-paced environment of financial trading? Do you have experience working in Core Java, high-throughput environments? This role is your chance … work on cutting-edge trading solutions! This highly respected financial institution is expanding its London office and is on the lookout for a Java Software Engineer to contribute to the development of their world-class FX trading platform. As a Java Software Engineer, you will: Collaborate with a team ...