1,876 to 1,900 of 2,152 Java Jobs in the UK

Senior Back End Engineer C#/Java | Front Office Trading | AWS | Distributed Systems Location: London Hybrid: 3 days in the office We're partnering with one of the world's leading financial markets technology firms as they continue investing heavily in their electronic trading platforms. This is an opportunity … trading systems that process high volumes of transactions in real time. Although the team primarily develops in C#, they are very open to experienced Java backend engineers looking to transition into .NET. What you'll be doing Building high performance backend trading applications Designing scalable distributed systems Developing APIs ...

Technical Lead – Java, AWS, Architecture, Fintech, Banking, Payments, Savings London | Hybrid | £110k–£140k + Bonus + Equity Technical Lead sought by leading Fintech organisation based in central London . Proven experience as a Tech Lead, Lead Engineer, Staff Engineer or Engineering Manager Deep expertise in Java and Spring Boot Strong ...

role in shaping the architecture of our Prime Brokerage and Capital Markets platforms. You will design and build scalable, event‐driven trading systems using Java and Kafka, define cloud and container strategies with Docker and Kubernetes, and collaborate closely with managers and stakeholders. This role suits a senior technologist … strong coding expertise with architectural vision, mentorship, and a focus on secure, high-performance solutions. To be successful, you should have: Strong knowledge of Java and MSSQL Experience in data streaming (Kafka), and distributed event driven system design Design and build of trading/lifecycle systems in Java using containers ...

team, helping to embed quality throughout the software development lifecycle. You'll play a key role in designing and implementing automated testing solutions using Java, JUnit and Playwright, ensuring quality is built into every stage of delivery within a modern CI/CD environment. What you'll be doing Designing … developing automated test frameworks and solutions from scratch Building and maintaining UI and API automation suites using Playwright and Java Developing automated tests aligned with TDD and BDD practices using JUnit and Cucumber Embedding quality engineering practices across the Scrum team Integrating automated testing into CI/CD pipelines Delivering ...

team, helping to embed quality throughout the software development lifecycle. You'll play a key role in designing and implementing automated testing solutions using Java, JUnit and Playwright, ensuring quality is built into every stage of delivery within a modern CI/CD environment. What you'll be doing Designing … developing automated test frameworks and solutions from scratch Building and maintaining UI and API automation suites using Playwright and Java Developing automated tests aligned with TDD and BDD practices using JUnit and Cucumber Embedding quality engineering practices across the Scrum team Integrating automated testing into CI/CD pipelines Delivering ...

Mindera is seeking experienced Java developers to join our team in London. You will mentor the development crew, shape technical direction and deliver robust, scalable solutions on the online platform. This 12-month contract sits outside IR35 and requires on-site work in Paddington three days per week. Strong Java ...

LGBT Great is seeking a Senior Java Developer based in London for its Global Execution Services department. The role involves developing and improving the performance of trading systems and requires expertise in equities trading and Java programming. The ideal candidate will possess strong knowledge in performance engineering and collaborate with ...

financial guardrails. Our technical domain spans low-latency JVM optimization, zero-allocation hot paths and complex financial modeling. We are seeking a highly experienced Java Backend Engineer to lead the development of our high-performance risk systems. You will leverage your extensive experience to build clean, maintainable, performant applications; promote … bastion of code quality and best practices, paired with a performance mindset. What You’ll Bring Professional Experience: 10+ years of experience as a Java backend engineer Mindset and Ownership: Strong sense of ownership and ability to thrive in a dynamic startup environment. Language Mastery: Expert proficiency in Java, including ...

leading global consultancy is looking for a Lead Java Engineer to join their team in Telford for a 12-month contract. The successful candidate will have a strong background in Java and Spring, and experience with Kubernetes. Responsibilities include leading the design and development of services, collaborating with various teams ...

sharing initiatives. Requirements A senior software engineer with significant experience building and operating large-scale distributed systems serving millions of users. Strong experience with Java and/or Kotlin and modern backend development frameworks. in designing and delivering secure, scalable services within cloud-native environments. Strong understanding of DevOps principles … operational ownership in cloud-native environments. Proficient in building resilient APIs and backend services while balancing security, usability, and performance. Highest-signal resume keywords Java Development Kotlin Development Cloud-Native Environments DevOps Principles Identity and Access Management ATS Optimization Keywords Hard Skills Backend Development API Development Distributed Systems Authentication Standards ...

Senior Automation Engineer Playwright, Typescript, UI Testing, Java Hybrid Working, Southampton. 2 Days a week onsite. Applicants must be eligible for Security Clearance £60,000 - £70,000 + Bonus & Benefits About the Role We're looking for an experienced Senior Lead Automation Engineer to join a large-scale project focused … Testing. Hands-on experience with UI and API automation testing. Strong knowledge of test design, automation, and QA best practices. Experience with Playwright and Java, JavaScript, or another object-oriented language. Experience writing SQL queries. Experience working with AWS and SaaS products. A solid understanding of Agile development practices. ...

required before starting - active SC on application is preferred What you'll be doing: Develop high-quality, readable, scalable and easily maintained code, using Java and related technologies, meeting requirements and coding standards. Develop reusable patterns and encourage innovation that will enhance team velocity. Contribute to quality assurance by writing … potential compliance risks and a commitment to act with integrity, as the foundation for the Company's success, reputation and sustainable growth. Requirements : Essential Java Cloud Services development Unit testing Desirable DevSecOps awareness using tools such as Tekton, ArgoCD, SonarQube Red Hat Openshift container platform or Kubernetes Quarkus Framework Front ...

Adaptive is seeking a Java Developer to join our London-based fintech technology team. You will contribute to front-office trading systems, build robust JVM services, and work within cloud-based, event-driven patterns. You should bring strong Java/Spring experience, knowledge of FIX, and familiarity with OMS/ ...

foster a sense of ownership and collaboration with other department teams Understand development team needs and design CI/CD solutions for a Java/Springboot stack Drive observability, reliability, and adoption of software development technologies Maintain, architect, and evolve the development environment to improve efficiency and productivity Collaborate with … with containers and container orchestration systems Experience with IaC, cloud computing, and DevSecOps/GitOps practices Experience with an observability stack Nice to Have Java/Springboot projects experience GitOps proficiency with ArgoCD (ApplicationSets, sync policies, multi‐environment promotion) AWS experience (EKS, EC2, IAM, VPC, CloudWatch, S3) with production‐grade ...

Principal Java Engineer Salary to £60k-£90k + company options scheme Hybrid working (1 day per week in their London Vauxhall offices) NB: Please only apply if you have resided in the UK for the past 5 years and are prepared to go through UK SC Security Clearance Overview This ...

prominent tech recruitment company is seeking a Java Developer for a cloud services role based in Newcastle upon Tyne. This position involves working in an Agile Scrum team on innovative Geospatial software. The ideal candidate will have strong Java development skills and experience with cloud-based technologies. Flexible hybrid working ...

United States Digital Space LLC is seeking a talented Senior Lead Java Engineer to join the SwapClear Interfaces team within the SwapClear Technology function. You will design, build, and maintain Java-based applications essential to SwapClear Clearing operations. In a Scrum/Agile environment, you will lead by example, ensure ...

Nomura Holdings, Inc. is looking for a Senior Java Developer (Associate/VP) in London. You will enhance the performance of Instinet's Crossing Systems while collaborating with stakeholders for requirements and solutions in a hybrid working environment. The position requires strong Java skills and experience in equities trading systems ...

Overview Location: Manchester (Spinningfields) | Hybrid: 2 days in the office per week Level: Senior Tech: AWS, Java, Typescript, Vue.js (Backend leaning) What Makes Us Different A workplace full of personality; open-minded, diverse, and inclusive. Small, empowered teams that own problems from discovery through to delivery. Engineers, designers and product … your team. Collaborate with product and design teams to deliver new features to our users. Write clean, maintainable code using technologies including Typescript, Javascript, Java, AWS, and Vue.js. Champion best practices: TDD, pairing, mob programming, and continuous delivery. Ensure security is baked in from the start. Debug, optimise, and maintain ...

software development with focus on systems integration and API development Fluency in English Proficiency in multiple languages (JavaScript/TypeScript, Python, C#, C++, Java) Experience with RESTful APIs and webhook integrations Strong understanding of web technologies and modern frameworks such as NextJS and React Experience with cloud platforms (AWS, Azure … Preferred Qualifications 8+ years of relevant experience Familiarity with Python as well as OOP languages such as C# or Java a plus Deep knowledge of digital identity, computer security, cryptography, and user data privacy practices Experience with various methods of age verification such as facial age estimation, ID verification, mobile ...

incidents We’re looking for candidates who have: 8+ years of application security engineering experience Strong production coding ability in at least one of Java (preferred), TypeScript/JavaScript, Python, or Go — enough to perform deep code review, write proof‐of‐concept exploits, and contribute fixes directly into product repos … tooling: Wiz, SonarCloud, Burp, Cloudflare CI/CD and source control: GitHub, GitHub Actions, Artifactory and related build/deploy tooling Languages and scripting: Java, JavaScript, Python, Go AI Coding Agents, Tooling, Systems You belong here. At Chainalysis, we believe that diversity of experience and thought makes us stronger. With ...

mortem leadership. Work as a core member of the software engineering team, participating in daily standups and design discussions. Contribute directly to the codebase (Java, Kotlin, Python) to implement reliability improvements, performance optimisations, bug fixes, and automation. Lead the design and rollout of modern SRE patterns across trading systems, including … implementing observability frameworks for mission critical systems. Proven ability to lead incident response and drive long term remediation. Solid programming skills in Python, Java, or Kotlin, with the ability to contribute production‐grade code. Experience with microservices, distributed systems, and event‐driven architectures. Strong understanding of CI/CD pipelines ...

Citigroup Inc. is looking for a Senior Java Engineer in Greater London to drive innovation in the Equinox team within Equity Derivatives Tech. This role involves architecting solutions, collaborating with stakeholders, and mentoring junior engineers. You will work with technologies such as Java, REST APIs, and CI/CD pipelines. ...

across the estate.**Instrumentation and telemetry*** Drive OpenTelemetry adoption across engineering teams, providing hands-on guidance and reusable instrumentation patterns for services built in Java, Python, and C++.* Partner with development teams to improve telemetry coverage, ensuring meaningful traces, metrics, and logs are in place across critical services and user … using it as a primary tool for production debugging and reliability analysis.* Strong practical experience implementing OpenTelemetry instrumentation in one or more of Java, Python, or C++, including custom collectors, exporters, and sampling strategies.* Experience working in complex, distributed microservices environments with high transaction volumes or strict reliability requirements.* Strong ...

Strong understanding of ITIL Incident Management, Problem Management and Change Management* Knowledge of Scripting, SQL and/or experience in programming languages such as Java and Python* Knowledge of IT project & development lifecycles (SDLC), agile methodology, and ITIL**Nice to Have Skills:*** Experience in FIS Quantum application* Experience in financial … Practical working experience in multi-tier applications support will be an asset to have.* Knowledge of cloud technologies, including Azure* Experience in messaging, middleware, Java application servers**Who We Are**TD Securities is one of the world's leading global financial institutions and is the fifth largest bank in North ...