151 to 175 of 1,766 Java Jobs in London

Senior Java Architect - Payments Location: London (Hybrid) Contract: 6 Months Initial Pay Rate: £550-£600 - Outside IR35 About the Role We're supporting a global financial services organisation undergoing a significant banking transformation programme. As part of this journey, they are building next-generation banking capabilities and modernising core platforms … that support cross-border payments, settlement, reconciliation, and banking operations. We are seeking an experienced Java Engineering Architect to provide technical leadership across backend engineering, architecture, and delivery. This role will play a key part in shaping modern banking platforms built on cloud-native technologies, microservices, event-driven architecture ...

Senior Java Architect - Payments Location: London (Hybrid) Contract: 6 Months Initial Pay Rate: £550-£600 - Outside IR35 About the Role We're supporting a global financial services organisation undergoing a significant banking transformation programme. As part of this journey, they are building next-generation banking capabilities and modernising core platforms … that support cross-border payments, settlement, reconciliation, and banking operations. We are seeking an experienced Java Engineering Architect to provide technical leadership across backend engineering, architecture, and delivery. This role will play a key part in shaping modern banking platforms built on cloud-native technologies, microservices, event-driven architecture ...

JPMorganChase is seeking a Software Engineer III in London to own end-to-end delivery of secure, full stack features. You will design, implement, and operate services built on microservices, Kafka, and CI/CD ...

A leading music company is seeking a Lead Developer to design, develop, and maintain external-facing royalty portals using Java. The role involves building AWS serverless solutions, working with Docker and Kubernetes, and providing technical ...

display and foster them,itsdeeply embedded within our DNA. Invest in us andwellinvest in you!. Job Description We are seeking an experienced Senior Java Engineer to join our UK Digital Data & Cloud Practice. Our Digital Practice is expanding rapidly and you will have the opportunity to achieve medium … career goals. You will be working for one of our high-profile trading clients within the financial services domain, contributing hands-on to a Java-based development team supporting a high-volume message processing environment. The team is heavily Java-focused, operating within a client ecosystem that relies extensively ...

left testing using tools like JUnit, Cucumber, Gherkin, PACT, and Test Containers.* Working knowledge of event/message brokers such as Kafka and MQ.Advanced Java* Strong experience in Object-Oriented Programming (OOP).* Advanced knowledge of Java 17+ features and practical experience with Spring Boot.* Skilled in developing RESTful services … including REST design principles, Swagger/OpenAPI, and Spring REST MVC.* Proficient in building and delivering enterprise-grade Java applications.* Hands-on experience with data structures, algorithms, concurrency, and multi-threading.Database Management* Strong SQL knowledge with experience in relational databases such as Postgres.* Working knowledge of object storage solutions, e.g. ...

Senior Java Developer - Java/Spring/AWS - Remote - £60,000 - HealthTech/Tech for Good Senior Software Developer required for a HealthTech, tech-for-good business delivering software that supports patient care and rehabilitation across the healthcare sector. Salary: £60,000 Location: Remote (UK) Great benefits included This … genuine opportunity to work on technology with real, measurable impact on people's health outcomes. Key Responsibilities: Design and develop software features using Java, AWS and PostgreSQL Write clean, maintainable, well-tested code Participate in code reviews and QA processes Troubleshoot and resolve client-reported issues Contribute to technical documentation ...

that advises businesses, builds expert teams, and delivers project solutions across technology, engineering, life sciences, and financial services. Задачи: Design and develop microservices using Java, Spring Boot, and Spring frameworks; Build and maintain RESTful APIs and integrate with distributed systems; Implement CI/CD pipelines and containerisation with Docker … technical design discussions; Work with SQL databases and manage data pipelines; Support deployment and infrastructure automation using tools like Terraform. Требования: Proficiency in Java with proven experience developing production applications; Strong knowledge of Spring Boot, Spring frameworks, and microservices architecture; Experience with cloud platforms, Azure and/ ...

tools (e.g., Jenkins, CircleCI, GitLab CI, Azure DevOps) Knowledge of integration testing and automation frameworks A technical development background with coding skills in Java, C#, TypeScript, JavaScript, or similar Eligibility for Security Clearance We’re on the lookout for passionate, talented individuals who are ready to make an impact. Whether ...

access to over 19,000 financial markets. Mode of working: Hybrid (2‐3 days from London office) What you will need for the role Java & Spring/Spring Boot: 8+ years of extensive experience in building and deploying back‐end services. 8+ years of experience in Backend development. MongoDB ...

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 ...

cryptography, tokenisation and DLT architectures. Experience with Web3 libraries such as Web3.js or Ethers.js , or equivalent DLT SDKs. Proficiency in Node.js, Python, Go or Java , with experience working with RESTful or event-driven APIs. Familiarity with Hardhat, Foundry, Truffle or equivalent blockchain development tools. Strong Git and collaborative development experience. ...

cryptography, tokenisation and DLT architectures. Experience with Web3 libraries such as Web3.js or Ethers.js , or equivalent DLT SDKs. Proficiency in Node.js, Python, Go or Java , with experience working with RESTful or event-driven APIs. Familiarity with Hardhat, Foundry, Truffle or equivalent blockchain development tools. Strong Git and collaborative development experience. ...

software engineering and system design background Experience delivering enterprise applications using AWS, Azure or GCP Strong engineering experience with technologies such as Python, SQL, Java, .NET or JavaScript Experience working with modern enterprise data technologies such as Snowflake and/or Databricks Good understanding of enterprise data platforms, data architecture ...

markets domain expertise to business and technical problem-solving. Mentor team members and contribute to engineering best practices. SKILLS Must have 7+ years of Java development experience. 2+ years of commercial Kotlin development experience. 2+ years of frontend development experience with React and/or Angular. Strong JavaScript, TypeScript, HTML ...

considered an advantage.* Previous experience in Technical Sales of Observability, Monitoring, APM, RUM, SIEM is desirable.* Proficiency in coding with high-level programming languages (Java, Go, Python) - advantage* Candidates should have hands-on experience and the ability to integrate these technologies into customer environments, providing tailored solutions that meet diverse ...

guidance to engineers while remaining hands-on across DevOps, automation, infrastructure, and platform engineering initiatives; Build and improve automated CI/CD pipelines for Java and Python applications across multiple environments; Automate infrastructure provisioning, deployment, configuration, database schema creation, and operational workflows across cloud and on-premises platforms; Support production ...

maintaining code in a large corporate environment with one or more modern programming languages and database querying languages Experience administering Kafka event streaming software Java software development skills, particularly with Kafka consumers and producers Experience with Amazon Web Services (AWS) deployments Experience with Kubernetes deployments Solid understanding of agile methodologies ...

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 ...

etc.). Experience working with cloud platforms such as AWS, GCP, or Azure for real-time data ingestion and storage. Programming skills in Python, Java, Scala, or a similar language. Proficiency in database technologies (SQL, NoSQL, time-series databases) and data modelling. Strong understanding of data pipeline orchestration tools (e.g. ...

Workato, Apache Camel, Tibco), prior consulting or client engagement, autonomy in delivering outcomes, cloud-native integration patterns (AWS, Azure, GCP), and a background in Java or similar languages. Reply is an Equal Opportunities Employer and committed to embracing diversity in the workplace. We provide equal employment opportunities to all employees ...

protocols such as OAuth 2.0, OpenID Connect, SAML 2.0, Single Sign-On (SSO), and LDAP. some experience with development languages or technologies such as Java, JavaScript, Node.js, Spring Boot, Flutter, or native Android/iOS development is a plus. experience with Docker, Kubernetes, OpenShift, and cloud platforms such as Microsoft ...

record as a Technical Lead or Lead SRE/Software Engineer delivering distributed, high-availability SaaS platforms at scale. Strong proficiency in Python, Go, Java, or C++ with experience designing microservices, APIs, and production automation. Deep experience with Kubernetes, Docker, and container orchestration in large-scale multi-cluster environments. Proven ...

environment is preferred. Essential Technical Skills Deep expertise in Microsoft .NET technologies and C#. Strong proficiency in one or more additional languages such as Java, Python, Rust, or JavaScript. Experience developing back-end applications. Experience building and supporting core business applications, shared services, frameworks, or reusable libraries within a complex ...

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 ...