201 to 225 of 1,123 Java Jobs

opportunity to work within a collaborative, agile environment where engineering best practices, innovation, and continuous improvement are strongly encouraged. Your new role As a Java Developer, you will play a key role in the design, development, and delivery of enterprise-scale applications. Working within cross-functional agile teams, you will … responsible for building and enhancing microservices-based systems and contributing to full-stack delivery where required. Key responsibilities include: Designing and developing scalable Java-based applications using modern frameworks Building and maintaining microservices architectures and RESTful APIs Contributing to full-stack development across backend and frontend technologies Producing high-level ...

Description Senior Java Backend Engineer (Distributed Systems & Messaging) Location: London, UK (Hybrid) Role Type: Permanent Tech Stack: Java 8+, Concurrency, Apache Kafka/JMS/TIBCO, Spring Boot, Microservices, Low-Latency About the Team & Platform We are building and scaling a complex, high-throughput, electronic trading platform distributed across several … domain experts, software architects, and DevOps teams within an Agile Scrum framework to continuously roll out platform improvements. What We Are Looking For Core Java Expertise: Strong background in Java 8 or higher, with an elite understanding of multithreading, concurrency models, and non-blocking asynchronous processing. Messaging & Streaming Middleware: Heavy ...

hosting platforms from legacy systems to Kubernetes-based environments on GCP or AWS. Full-Stack Delivery: Architect and maintain robust, scalable applications using Java 17+ and Angular. Data Modernization: Oversee complex data migrations, including Elasticsearch upgrades (v2 to v8) and transitioning operational databases from Oracle to PostgreSQL. Stakeholder Engagement: Translate … Quality Governance: Implement regulatory-compliant, zero-touch CI/CD pipelines to manage change and ensure system stability. Technical Stack Requirements Backend: Mastery of Java 17+, Spring Boot, and Microservices architecture. Frontend: Advanced proficiency in Angular, TypeScript, RxJS, and modern UI/UX design. DevOps & Cloud: Hands-on experience with ...

hosting platforms from legacy systems to Kubernetes-based environments on GCP or AWS. Full-Stack Delivery: Architect and maintain robust, scalable applications using Java 17+ and Angular . Data Modernization: Oversee complex data migrations, including Elasticsearch upgrades (v2 to v8) and transitioning operational databases from Oracle to PostgreSQL. Stakeholder Engagement … Quality Governance: Implement regulatory-compliant, zero-touch CI/CD pipelines to manage change and ensure system stability. Technical Stack Requirements Backend: Mastery of Java 17+ , Spring Boot, and Microservices architecture. Frontend: Advanced proficiency in Angular , TypeScript, RxJS, and modern UI/UX design. DevOps & Cloud: Hands-on experience with ...

changes and improvement. Demonstrated leadership and project management skills. Technical Skills Must have Strong experience in full stack development using React, TypeScript, Node.js, stylesheets, Java/JVM‐based languages such as Java, Kotlin, Microservices. Strong hand‐on experience designing and building a UI framework using React aligned with latest … framework practices and guidelines. Strong experience of API Development and its ecosystems. Hands‐on working experience with React, JavaScript, Java/Spring/Spring Cloud/Spring Data JPA/Spring Boot Microservices. Should have troubleshooting skills using debuggers, logs, etc. Strong understanding of test‐driven development using Jest, Cypress ...

this role, you'll work in a cross-functional team, delivering critical software across various business areas. You should have full-stack experience, Java skills with Spring Boot, and familiarity with cloud platforms. The position offers a range of benefits, including a contributory pension scheme, life assurance, flexible working culture ...

Unified Platform in London. The role involves building robust systems with an emphasis on testing and scalability, designing and programming in languages such as Java, Python, and Clojure. The ideal candidate has experience with micro-service architectures and knowledge of tools like Kubernetes, Docker, and Airflow. This position requires strong ...

Kafka internals & KRaft architecture Experience with Confluent Cloud, stream governance, RBAC, and data lineage Expertise in stream processing (Apache Flink, Kafka Streams, ksqlDB) Strong Java, Python, or Scala skills Hands-on experience with AWS/GCP/Azure & Kubernetes CI/CD & infrastructure automation experience (Ansible ...

architecture, including designing, implementing, and supporting large-scale cloud environments. Hands-on development background in technologies such as . NET/.NET Core, C#, Java, Spring Boot, REST APIs, Microservices, SQL Server, and Oracle. Proven experience migrating on-premise applications and databases to AWS using re-hosting, re-platforming ...

governance, and best practicesDrive use of AI tools to improve development efficiencyTech StackIntegration: Event-driven architecture, NATS (or Kafka/Pulsar), messaging patternsBackend: Java, Spring Boot, microservices, REST/gRPCCloud: AWS (EKS/ECS, SQS/SNS, API Gateway, Terraform)API: OpenAPI/AsyncAPI, versioning, governanceFrontend: React/TypeScript (working ...

integration patterns Experience with DevOps and CI/CD pipelines Strong knowledge of IAM technologies (OAuth, SAML, OpenID Connect, AD, LDAP) Experience with Java or .NET development environments Strong stakeholder management and communication skills Desirable Skills: Defence/MOD/Army programme experience TOGAF or enterprise architecture frameworks Data architecture ...

integration patterns Experience with DevOps and CI/CD pipelines Strong knowledge of IAM technologies (OAuth, SAML, OpenID Connect, AD, LDAP) Experience with Java or .NET development environments Strong stakeholder management and communication skills Desirable Skills: Defence/MOD/Army programme experience TOGAF or enterprise architecture frameworks Data architecture ...

best practices and process improvements. Essential Skills 3+ years' testing experience within enterprise environments. Strong manual testing experience with exposure to automation. Experience testing Java and Oracle web applications. Windows 11 Evergreen testing experience. Experience with APIs, integrations and data migration testing. Familiarity with Azure, AWS or on-prem infrastructure. ...

must. Strong knowledge of automation frameworks and tools such as Cypress, Selenium or Appium. Proficient in one or more programming languages such as Java or JavaScript. Strong understanding of software testing best practices and methodologies. Good knowledge of continuous integration and continuous delivery (CI/CD) tools such as Jenkins ...

Minimum 3 years' experience in testing within large enterprise environments. Strong manual testing experience with exposure to test automation. Experience testing enterprise applications, including Java and Oracle-based web applications. Experience supporting Windows 11 application testing within an Evergreen environment. Familiarity with cloud and infrastructure platforms (Azure, AWS and/ ...

environment, and is passionate about delivering best-in-class digital products. Key Skills Strong front-end development experience (React) Solid back-end development skills (Java) Good understanding of RESTful APIs and microservices architecture Experience with SQL-based databases Familiarity with API testing (Postman) and unit testing Experience integrating third-party ...

focus on speed, scalability, and reliability. Strong product‐oriented mindset, with end‐to‐end ownership of features and close collaboration across teams. Proficiency in Java (preferred) or solid experience with similar backend programming languages. Familiarity with messaging systems such as Kafka or RabbitMQ, and strong knowledge of relational databases ...

/or multi-cloud set up is essential. Demonstrable basic development or scripting experience in one or more of the following languages: Bash, Python, Java, C#, Rust, Excel VBA Solid Linux/network stack knowledge, as well as optimization/tuning Nice to haves Containerization (Docker/Kubernetes ...

services architecture REST, SOAP, JSON-based integrations Identity and access management (SAML, OAuth, OpenID Connect, Active Directory, LDAP, ADFS) Secure application development (Java or .NET) Agile delivery environments API-driven architectures Security frameworks and principles (OWASP, NCSC guidance) Data protection and GDPR-compliant design Desirable Experience Defence, central government ...

Extensive, demonstrable knowledge of designing secure, high‐performance architectures at scale. Exceptional programming skills and knowledge of building APIs using modern OO languages, preferably Java, and SOLID principles, SOA, HTTP and REST. Experience with Spring and Spring Boot. Proficiency in cloud‐based projects, particularly with AWS, and in software engineering ...

best practices are consistently applied. Key Responsibilities & Requirements: Must Have: Strong commercial experience developing production-grade applications using JavaScript/TypeScript Solid background in Java and associated technologies (J2EE, JSP, etc.) Experience building modern web applications using React and Next.js Proven track record in a Technical Lead (or similar) role ...

infrastructure Monitoring systems and resolving technical issues Contributing to testing and quality assurance Supporting IT service and operational delivery Technical Skills (Advantageous) Programming (Java, Python or similar) CI/CD, version control Cloud platforms (AWS, Azure) Agile tools (Jira, Confluence) What Makes a Great Grayce Consultant Curiosity and problem‐solving ...

least one language and considered views on testing - unit, integration, and contract as a first-class part of shipping software (Any language: Java, C#, Go, Python, Typescript/JavaScript) Hands-on experience designing and building CI/CD pipelines, ideally with GitHub Actions, and a track record of building tooling ...

Proven track record working with critical services or high-volume applications. Strong proficiency in a number of programming languages, which can include Python, TypeScript, Java, JavaScript, Go and others. Highly driven by technology with experience across multiple platforms. Familiarity with Serverless technologies (AWS, Azure or GCP). Strong understanding ...

security control Security & Resilience: Deep understanding of threat modelling, authentication patterns, and observability Modern Development: Familiarity with languages such as Ruby, Python, or Java, alongside CI/CD, TDD, and containerisation Communication: Exceptional ability to simplify complex topics and build consensus across diverse groups Desirable Attributes Experience with enterprise ...