1,801 to 1,825 of 2,153 Java Jobs in the UK

Required technical experience in the following: Apache Kafka Apache NiFI SQL and noSQL databases (e.g. MongoDB) ETL processing languages such as Groovy, Python or Java Desirable skills: Java Docker Kubernetes Grafana/Prometheus Integration/debugging Understanding complex system architectures To be Considered: Please either apply by clicking online ...

Solirius Ltd. is seeking a Senior Java Engineer to join our engineering team in the UK. You will design, develop and maintain scalable Java applications with a focus on cloud-native microservices and modern software practices. AI-enabled capabilities are highly desirable as we explore advanced solutions. You will collaborate ...

Front End Java and HTML Developer - Brighton Sussex (IT) Brighton, United Kingdom Tech stack Angular JavaScript HTML5 Java Our client is looking to recruit a Front End Software Developer with very strong experience in JavaScript. Responsibilities Must have experience with Agile development environment. Any experience with Angular JS framework knowledge ...

principle, using LLMs throughout the SDLC to speed up development, review, and automation. What You’ll Do Design and deliver reusable, reliable, low‐latency Java code that powers the Exchange. Apply deep TradFi product knowledge across Spot and Derivatives to ensure functional correctness and market fit. Identify bottlenecks and engineer … organization. Collaborate closely with engineers, product, and project management across Hong Kong, Singapore, and other Bullish hubs. What You’ll Bring 12+ years of Java backend engineering experience, with a focus on front‐office execution and trading technologies. Expert‐level Java (17+), including the JVM, concurrency primitives, and collections. Proven ...

Software Developer 12 month contract Based in Portsmouth Offering £55ph Inside IR35 Do you have experience with JAVA? Do you have experience developing within a microservice architecture? Do you want to work with an industry-leading company? If your answer to these is yes, then this could be the role … SCRUM) Working with the team to design, implement, and test features for a new product development Task estimation in accordance with sprint planning Skillset Java Core (version 8+) Spring Boot, Spring Framework - Good knowledge of developing in Spring with Hibernate Good Knowledge of developing REST within HTTPS Experience developing within ...

pipelines, to frameworks, tools and applications that make that data available to other teams and systems. Your primary toolset in your work will be Java microservices, Spark/Scala data processing (also some Flink), Kubernetes and AWS native tooling.**What You'll Do:*** Write highly fault-tolerant Java code within … product(s) or features with (one of) Apache Spark, Flink or Iceberg, or with comparable tools in GCP* 5+ years of experience programming with Java, Scala or Kotlin.* Proven experience owning robust feature/product design end to end, yourself, especially with vaguely defined problem statements or only 'loose' specs ...

real-time data platforms that power analytics and AI-driven decision making. What youll be doing Building and optimising scalable data pipelines using Java (primary) and technologies like Kafka, Flink, or Spark Developing real-time streaming solutions and event-driven architectures using AWS services (Kinesis, MSK, Lambda, Glue) Contributing … deliver high-quality, reliable datasets What theyre looking for Strong experience in data engineering or large-scale data platforms (3+ years) Proficiency in Java or Python Hands-on experience with streaming technologies (Kafka/Flink preferred) Good understanding of distributed systems and cloud platforms (AWS ideally) Experience with CI/ ...

real-time data platforms that power analytics and AI-driven decision making. What you'll be doing Building and optimising scalable data pipelines using Java (primary) and technologies like Kafka, Flink, or Spark Developing real-time streaming solutions and event-driven architectures using AWS services (Kinesis, MSK, Lambda, Glue) Contributing … deliver high-quality, reliable datasets What they're looking for • Strong experience in data engineering or large-scale data platforms (3+ years) • Proficiency in Java or Python • Hands-on experience with streaming technologies (Kafka/Flink preferred) • Good understanding of distributed systems and cloud platforms (AWS ideally) • Experience with ...

Engineer-Platform Services to drive our core platform ecosystem. In this role, you will drive technical excellence across dual-stack (Node.js/TypeScript and Java/Kotlin) distributed systems. Job Role Own and operate platform services that include customer and developer portals and centralised document management plus other cross-cutting … development of developer portal and internal tooling Required experience 10+ years backend engineering with distributed systems at scale Strong in Node.js/TypeScript and Java/Kotlin Kafka and event-driven architecture AWS, Kubernetes, Docker in production Postgres, Elasticsearch; observability tooling (Datadog, Elastic APM) Financial services or other regulated/ ...

Software Developer 12 month contract Based in Portsmouth Offering £55ph Inside IR35 Do you have experience with JAVA? Do you have experience developing within a microservice architecture? Do you want to work with an industry-leading company? If your answer to these is yes, then this could be the role … team to design, implement, and test features for a new product development Task estimation in accordance with sprint planning Your skillset may include: Java Core (version 8+) Spring Boot, Spring Framework - Good knowledge of developing in Spring with Hibernate Good Knowledge of developing REST within HTTPS Experience developing within ...

United States Digital Space LLC is looking for a contract Java Developer (FX Trading) in London. This role involves supporting FX trading platforms and requires strong server-side Java development skills and FX experience in the financial sector. The ideal candidate should possess a robust understanding of the full technology ...

Java Development Manager - Fintech50 London, United Kingdom Posted 10 months ago This is a job posted by our partner Jooble. Technology Stack REST J2EE Amazon AWS Finance Spring Framework Oracle Angular Challenge Develop Greenfield systems and increase functionality for existing high transaction/high traffic platforms. Firm Global Fintech firm ...

concepts with advanced applied experience. Hands-on experience delivering system design, application development, testing, and operational stability. Advanced knowledge and experience in backend development (Java, Spring). Advanced knowledge and experience in frontend development (React and front-end testing frameworks). Hands-on experience with messaging platforms such as Kafka. … concepts with advanced applied experience. Hands-on experience delivering system design, application development, testing, and operational stability. Advanced knowledge and experience in backend development (Java, Spring). Advanced knowledge and experience in frontend development (React and front-end testing frameworks). Hands-on experience with messaging platforms such as Kafka. ...

Oracle Ledger Program, building both frontend interfaces and backend services to meet evolving business requirements. Build and enhance common services and user interfaces using Java, Angular or React, and REST APIs, ensuring high-quality, scalable, and maintainable code. Lead the full development lifecycle across analysis, design, construction, testing, and implementation … mentoring less experienced developers. Required Qualifications & Skills Experience in software development, with a strong focus on full stack engineering across enterprise applications. Proficiency in Java for backend development, with demonstrated experience building and consuming REST APIs in production environments. Hands-on experience with Angular or React for building responsive, user ...

real impact.**Job Overview**An **Digital Assets Platform Web3 Engineer** must be a highly motivated and proactive hands-on software engineer (**Back End, Java Focus**), have a proven ability and experience working with web applications in production. The successful candidate will be part of the core team continuing to build … with blockchain networks and digital asset infrastructure* **Implement blockchain integrations** — including node connectivity, transaction submission, on-chain event monitoring, and wallet interactions — using enterprise Java and Web3 libraries* **Write, test, and deploy smart contracts** in Solidity or equivalent languages, following established security and quality standards* **Build and maintain APIs ...

that protect our customers' money. Qualifications What will you be working on? Build the full stack: Design, develop, and deploy resilient backend microservices in Java (Spring Boot) and build intuitive, accessible frontends using React and TypeScript. Create a 360-degree risk view: Build the centralized tools that aggregate data across … creating an execution plan and shipping it to production. What do you need? Solid Backend Experience: You have a strong engineering background in Java or other JVM languages. Frontend Skills: You have experience building performant, responsive web applications using React and TypeScript/JavaScript. High Coding Standards: You are well ...

everything we ship. You will operate with a high degree of autonomy while staying deeply embedded in collaborative engineering culture. Tech Stack: Java 21 (Spring Boot 3), Python, LangGraph, LLM APIs (OpenAI, Anthropic, Gemini), PostgreSQL, Kinesis, AWS, Terraform, GitHub Actions, Node.js, TypeScript, Next.js, React. What you will do Take ownership … engineering bar. Who you are 7+ years of backend engineering experience, with a track record of owning critical systems in production. Deep expertise in Java (Spring Boot) and strong familiarity with Python; comfortable navigating a polyglot codebase. Proven experience designing distributed systems — event‐driven architecture, microservices, data pipelines. Strong command ...

real impact. Job Overview An Digital Assets Platform Web3 Engineer must be a highly motivated and proactive hands‐on software engineer (Back End, Java Focus), have a proven ability and experience working with web applications in production. The successful candidate will be part of the core team continuing to build … with blockchain networks and digital asset infrastructure Implement blockchain integrations — including node connectivity, transaction submission, on‐chain event monitoring, and wallet interactions — using enterprise Java and Web3 libraries Write, test, and deploy smart contracts in Solidity or equivalent languages, following established security and quality standards Build and maintain APIs ...

delivery by supporting development, testing, and deployment activities Hands-on Engineering Develop solution components using modern programming languages (e.g., Python, Python API, Java,SQL ) and engineering frameworks Work with distributed systems and cloud platforms to support scalable, reliable deployments Assist with data preparation, prompt configuration, and model integration … Facing - AI Implementation Cloud platforms Application interfacesas Solution Architect. 5+ years of proficient experience in at least one programming language (e.g., Python, Python APIs, Java,SQL) 4+ years of experience operating in a consulting or advisory capacity, including structuring ambiguousproblems, developing solution recommendations, and delivering against client or business objectives ...

opportunity. Our work is highly collaborative, so friendly relationship builders are vital to our teams. The core tech stack for this role is Java, Selenium & AWS. Due to nature of the sector this role would be part of, we require all our team to be able to obtain high level … practice, so it is important that you enjoy learning and continuous improvement. Proven experience in test automation engineering, with strong hands‐on expertise in Java and Selenium WebDriver. Experience designing, developing and maintaining scalable UI and API automation frameworks using industry-standard open-source tools. Commercial experience/certification with ...

real impact.**Job Overview**An **Digital Assets Platform Senior Blockchain Engineer** must be a highly motivated and proactive hands-on software engineer (**Back End, Java Focus**), have a proven ability and experience working with web applications in production. The successful candidate will be part of the core team continuing … full software development and testing lifecycle. Experience from financial services industry is a plus.* Proven experience and expertise with Backend web development with Java spring* Proven experience in web3 application development is a plus* Solid experience and expertise developing web applications using asynchronous programming and communication* Experience and expertise developing ...

testing of AI-powered classification and workflow automation capabilities. Perform root cause analysis of complex defects, performance bottlenecks and stability issues. Work closely with Java Developers, DevOps Engineers, Architects and Business Users to ensure quality is embedded throughout the development lifecycle. Manage test planning, execution, reporting and defect triage activities. … Knowledge of enterprise AI platforms and LLM integrations such as Orchestra, Llama or ChatGPT based solutions. Technology Environment: Playwright LoadRunner JMeter Selenium REST Assured Java-based applications Oracle Hadoop Elasticsearch Git CI/CD Pipelines AI/LLM Platforms Agile Delivery At mthree, our values support courageous teammates, needle movers ...

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 ...

Java Script Works is seeking a Principal Software Engineer in Bristol, United Kingdom. This full-time position offers an attractive compensation package of up to £95K. The ideal candidate should have experience as a Solution or Enterprise Architect and be familiar with TypeScript and/or Java. Additional knowledge ...

Engineering: Drive best practices across our full stack, guiding the development of responsive frontend applications (React/TypeScript) and robust, scalable backend services (Python, Java, Kotlin, or Node.js). LLM Observability & Reliability: Establish robust LLM observability, evaluations, and caching, implementing latency optimisations and comprehensive monitoring (logging, usage tracking, agent behaviour … GenAI features in production environments. Full‐Stack Expertise: High proficiency in modern frontend frameworks (specifically React and TypeScript) and robust backend development languages (Python, Java/Kotlin, or Node.js). GenAI & MCP Knowledge: Deep understanding of LLM APIs, prompt engineering, agentic/multi‐agent architectures, and building/consuming Model ...