1 to 25 of 163 Permanent Java Jobs in Central London

Professional knowledge and experience Essential Proven experience in full-stack software development, including design, development, testing, and deployment. Significant hands on experience with Java, Spring Boot and Microservices. Strong understanding of Agile and DevOps practices, with a focus on continuous integration and delivery. Some proficiency in one or more programming … languages (e.g., Python, Java, JavaScript) and experience with software architecture patterns. Experience with cloud platforms (e.g., AWS, Azure, GCP) and infrastructure as code. Familiarity with CI/CD pipelines, automated testing, and modern software development practices. Knowledge of technologies such as microservices, containerisation (Docker, Kubernetes), or serverless architecture. Awareness ...

code reviews. Skills & Experience: Strong commercial experience with Ruby and Ruby on Rails. Mandatory professional experience with other backend technologies, such as Node.js, Python, Java, or .NET. Strong experience with PostgreSQL/MySQL and database optimisation. Experience with REST APIs, microservices, and distributed systems. Experience with Redis, Kafka, RabbitMQ ...

title: Data Engineer (Java Skills) Location: London - Hybrid Contract: 6 months, with possibility of extension Clearance: SC Cleared or eligible to obtain SC clearance We are currently recruiting for an experienced Data Engineer with strong Java skills to support a major technology program based in London. Key Responsibilities Design, develop … continuous improvement of engineering solutions. Produce and maintain appropriate technical documentation. Essential Skills & Experience Candidates should have strong commercial experience across the following: Java - strong hands-on development experience. Apache Kafka - experience developing or supporting Kafka-based messaging, streaming or event-driven solutions. Kubernetes - experience deploying, managing or supporting containerised ...

with highly available, transaction-heavy platforms. Technology Environment While experience with all technologies is not required, exposure to the following would be beneficial: .NET, Java, Python, or Node.js, React Microservices architecture RESTful APIs Kubernetes and Docker AWS, Azure, or GCP CI/CD tooling Observability and monitoring platforms Modern data ...

Nice to have Experience with Swift and the Vapor framework for server-side API development Experience building APIs with technologies such as C# or Java Experience with NoSQL databases including Couchbase or MongoDB Familiarity with CI/CD pipelines, Docker, Kubernetes, and modern DevOps practices Why join our client? Work ...

engage effectively with traders, quants, and other business stakeholders. Desired Domain experience in Credit or Fixed Income. Expertise in modern .NET technologies and C# (Java or similar OO languages considered). Experience with CI/CD pipelines, containerisation (Docker), and orchestration (Kubernetes/EKS). Knowledge of distributed messaging ...

tech stack is listed below. We don't ask that you have experience in all of it, but if you do, that's great! Java, which makes up the majority of our backend codebase GCP and AWS - we're cloud-native Microservice-based architecture Kubernetes ...

About The Role Job Level: 9 UK Wide We are looking for a Senior Software Engineer who will be responsible for designing, developing, and deploying high-quality software solutions. You will work on complex software ...

inclusive, adaptable, and forward-thinking organization, Location: London, Hybrid 2 days a week from Office Role Summary We are seeking an experienced Java Backend Developer to design, develop, and support scalable enterprise applications using Java and Spring technologies . The ideal candidate should have strong software engineering fundamentals, hands … support, and continuous improvement of application stability, performance, and monitoring. Day to Day Job Duties Design, develop, test, and implement new application functionality using Java and Spring/Spring Boot . Develop backend services, APIs, and reusable application components. Work closely with business stakeholders and Business Analysts to understand functional ...

operating scalable, resilient, production-grade backend systems and cloud-native services • Expert-level coding capability in modern programming languages such as Python, TypeScript, Java, Go, or similar, with the ability to personally contribute high-quality production code while guiding technical direction • Deep hands-on expertise building enterprise AI applications using ...

processors e.g. Tailwind Back-end skills Proficiency in backend programming languages (Typescript and/or other OOP language such as c#/Java) Strong database knowledge (SQL and NoSQL) Proficiency with RESTful APIs and GraphQL APIs and Websockets Experience with microservices architecture Knowledge of version control systems (Git) Experience with ...

Experience with test automation tools and frameworks such as Selenium, Karate, SOAPUI, or Postman Knowledge of scripting or programming languages such as Python or Java Experience working with CI/CD tools and version control systems, including GitHub Actions or Jenkins Familiarity with Cucumber BDD Knowledge of cloud technologies, particularly ...

similar role, with a strong emphasis on systems engineering, automation, and service reliability Proficient in at least one programming language such as Python, Go, Java, or C#, along with scripting skills in Bash or PowerShell Solid grasp of cloud platforms like AWS, including an understanding of how core services like ...

team. Preferred Experience : Proven experience as a senior or lead software engineer in a modern SaaS, MarTech, or data-driven environment. Strong proficiency in Java (Spring Framework) is essential for success in this role. Frontend experience with React and TypeScript (or similar modern frameworks) is highly desirable. Demonstrated ability ...

certification on software engineering concepts and advanced applied experience Hands-on practical experience delivering system design, application development, testing, and operational stability Advanced Java and Typescript experience Demonstrated experience leading effective use of enterprise-authorized AI-assisted software development tools within the work environment (e.g., for coding, code review, test ...

relevant discipline, or equivalent practical experience, with evidence of strong quantitative skills or data engineering expertise. Strong hands-on programming experience in Python or Java . Good working knowledge of SQL , including troubleshooting, optimisation and data analysis. Ability to learn new tools, internal platforms and delivery workflows quickly. Familiarity with ...

engineers, and ensure the delivery of robust software aligned with business objectives. Key Responsibilities Lead the design and development of enterprise-grade applications using Java and related technologies Define and enforce agreed coding standards, architectural principles, and engineering best practices Collaborate with Product Owners, Business Analysts, Solution Architects and Scrum … sprint team ensuring software meets or exceeds published metrics and quality benchmarks Required Skills and Experience Proven experience as a Tech Lead or Senior Java Developer in agile environments Strong understanding of Agile framework & principles Strong proficiency in Java (preferably Java 17+), Spring Boot, and RESTful API development Experience with ...

continuously improve development processes. Requirements Proven experience as a software engineer, ideally in a senior role. Strong proficiency in programming languages such as Java, C#, or Python. Experience with front-end technologies including HTML, CSS, and JavaScript. Familiarity with database management systems and cloud services. Excellent problem-solving skills ...

Help improve the performance, resilience and maintainability of existing platforms. Key Skills 5+ years of commercial software engineering experience. Strong backend development experience in Java + Spring environments. Experience working with Python and/or the Microsoft technology ecosystem. Strong understanding of distributed systems and scalable application design. Experience designing ...

someone who has experience in one or more of the following technologies but who is also open minded about learning new languages and technologies. Java, Python, JavaScript, TypeScript Angular, React, Vue Docker, Kubernetes AWS, Azure MERN, Elasticsearch, Neo4J Salary and Benefits A salary of £40-85k with an exciting ...

workflow automation and knowledge management problems A track record of leading and mentoring engineers Strong experience in a modern object-oriented language (C# or Java) Deep knowledge of software design patterns, clean code and clean architecture Experience building REST APIs and working with messaging systems Confidence defining data models ...

based planning Experience with test strategy, test automation, CI/CD quality gates, and release readiness Proficiency in one or more of the following: Java/JVM, JavaScript/TypeScript, .NET/C#, Python, C/C++, SQL, Linux, or Windows Experience with relational and non‐relational data stores, performance ...

clean, readable code and takes pride in seeing features go live. Tech Stack Proficiency: Proficient in at least one modern language (e.g., Python, TypeScript, Java, Go) and comfortable working within cloud environments (AWS, Azure, or GCP). Pragmatic Mindset: You understand the balance between elegant code and delivering real value ...

Legal & General in London is seeking a Senior Engineer to join the Group Protection technology team, delivering modern cloud-based solutions across the full software delivery lifecycle. You will collaborate with stakeholders, mentor engineers, and ...

technical excellence Contributing to architectural decisions, reducing technical debt and improving platform sustainability Who we're looking for: Strong commercial experience developing software using Java and JavaScript/TypeScript Experience building and supporting RESTful microservices in Spring Boot, Node.js or similar frameworks Solid understanding of cloud technologies, ideally Azure, alongside ...