151 to 175 of 357 Java Jobs in London

Computer Science, a related field, or equivalent practical experience. 7 years of experience in software or data engineering, including programming in Python, Go, or Java, and experience with design patterns, testing frameworks, and API contract design. Experience in back-office clearance, trade reconciliation, and identifying or mitigating transaction settlement risks. ...

technical specialist in design and architecture - Experience architecting, securing, and operating Amazon Web Services - Experience with automation or working with scripting languages like Python, Java, Perl, PHP, Ruby, Bash, Shell, or equivalent - Established depth in at least one or more security domain (e.g., identity and access management, network security, data ...

squad Proven experience working in both backend services and mobile technologies Exceptional programming skills and knowledge of building APIs using modern OO languages preferably Java, SOLID principles, SOA, HTTP and REST Experience with AWS and strong understanding of cloud-based development Extensive, demonstrable knowledge of designing architectures that are secure ...

Software Developer (Java/Oracle) - SC Cleared Location: London or Leeds (Hybrid - 50% onsite) Duration: 6 months Clearance: SC Cleared (an active SC Clearance is required) Our high profile Banking client is looking for an experienced Software Developer to join a collaborative working group supporting a critical payments platform environment. … quality, performance, and maintainability Support and troubleshoot production environments Quickly learn and adapt to the RTGS2 ecosystem Essential Skills & Experience Oracle PL/SQL Java Spring Boot Kafka Hibernate Proven track record in code delivery and production support Strong organisational skills and self-motivation High level of integrity and accountability ...

About Revolut People deserve more from their money. More visibility, more control, and more freedom. Since 2015, Revolut has been on a mission to deliver just that. Our powerhouse of products including spending, saving, investing ...

Corporate Actions Platform owning the end‐to‐end delivery of critical components. Design and implement scalable, high‐performance full‐stack solutions using Java, Oracle, and enterprise messaging frameworks. Utilise and drive adoption of AI capabilities into the team’s daily practice to accelerate delivery. Ensure all solutions align with architecture … Technical Skills Significant experience in software engineering with additional experience in leadership roles (e.g., Head of Engineering, Technical Lead). Expert‐level proficiency in Java and frameworks like Spring Boot for building microservices. Strong expertise with relational databases (Oracle) and data modelling (canonical data models, JSON). Deep experience with ...

goals. Our modern platform is built on top of a modern stack consisting of Kotlin/JVM for the back end interacting with other Java/JVM services internally, and a React based front end. We reach out to many APIs internally and externally to create and service our insurance … technology; curiosity, passion and startup mindset Practical application and understanding of computer science concepts Innovative thinking Software testing acumen (unit test, integration tests) Java/Kotlin/JVM Databases: Postgres, MongoDB, Redis, preferring Postgres Source Code Control: Working experience using GitHub, Bitbucket, RhodeCode Production monitoring and logging tools (i.e. CloudWatch ...

public sector. We specialise in helping organisations achieve digital transformation at pace while maintaining the highest security and governance standards. We are seeking a Java Engineer to join a delivery team building and enhancing cloud-native backend services within a modern enterprise environment. Role Overview The successful candidate will contribute … design, development, and support of Java-based applications using Spring Boot and AWS , working as part of an Agile, multidisciplinary team. Alongside strong backend engineering skills, the role requires practical SQL and reporting capability, enabling engineers to interrogate data and support business reporting requirements. This is a hands-on software ...

Backend Java Developer - Circa £540 per day inside ir35 - Remote with occasional travel to Croydon - 3-6 months Please note: Due to the nature of the project, successful applicants will be required to be SC cleared prior to appointment. My client is a global leading consultancy. They … hunt for a Java Developer to join a central government client of theirs. Experience of Java: Experience of Spring framework or equivalent. Knowledge of software design patterns and when to apply them Excellent knowledge of development processes. Experience of containerisation using Docker or Kubernetes Experience of Continuous Integration ...

Full Stack Engineer/Developer (Java Ruby JavaScript) London/WFH to £90k Are you Java technologist with full stack development skills? You could be progressing your career in a hands-on, impactful, Full Stack Engineer role, working on a 'tech for good' product that is helping to drive efficiencies …/Android). As a Full Stack Engineer you will play a crucial role in re-architecting and enhancing the scheduling platform to a Java and Angular codebase (from Ruby and TypeScript). You'll have a 50/50 split between backend and frontend projects, from designing and developing ...

# Sr. Java DeveloperDeveloperLondonAugust 20, 202588400 - 98700/monthFull TimeApplication ends: **May 12, 2026**Apply Now### Job DescriptionA Sr. Java Developer is responsible for designing, developing, and maintaining high-quality Java applications. They collaborate with cross-functional teams to deliver scalable and efficient solutions, troubleshoot complex issues, and optimize system … capabilities, and staying updated with emerging technologies are essential for driving innovation and ensuring seamless application performance.### Key Responsibilities* Design, develop, and implement complex Java-based software solutions effectively.* Collaborate with team members to define project requirements accurately.* Optimize application performance for scalability, security, and efficiency consistently.* Troubleshoot and resolve ...

looking for a Senior Software Engineer II to join their team in Greater London. The role focuses on designing and maintaining scalable tools using Java and Spring Boot while collaborating across teams to drive innovative solutions that enhance customer value. With a starting salary range ...

systems. You will work alongside exceptional engineers and tackle complex technical challenges in a collaborative culture. The ideal candidate has strong skills in C++, Java, Rust, or Python and a technical background. The role offers a competitive salary of up to £150k with meaningful equity, alongside benefits like private health ...

leveraging AI/ML technologies. Ideal candidates will have extensive experience in software engineering and integrating AI capabilities, with strong programming skills in Python, Java, or Go. The firm values diversity and offers numerous professional growth opportunities. #J-18808-Ljbffr ...

enhance reliability, contributing to disaster recovery strategies, and maintaining high-quality documentation. The ideal candidate will have experience in programming (Python, Golang, or Java) and cloud services (GCP or AWS), ensuring exceptional user experiences while tackling complex challenges. This position offers a highly competitive salary and numerous employee benefits. #J ...

Java Technical Lead role in the business services industry focuses on leading technology teams to deliver robust and scalable solutions. This permanent position is ideal for someone with a strong technical background and a passion for driving innovation. Client Details This opportunity is with a medium-sized organisation operating within … reliability. Stay updated with emerging technologies and recommend their integration where appropriate. Contribute to strategic planning within the technology department. Profile hands-on Java development experience; expert-level command of modern Java (17+) is non-negotiable. 2+ years leading engineering teams or operating as a tech lead/lead engineer ...

transactional or financial dat a.Fluency i n Sca la (Scio/Dataflow) and comfort with cloud-native development o n G CP. (Experience with Java , Pyth on, and BigQuery is a plus ).Strong communication skills to collaborate with Finance, Product, and Engineering teams to ship auditable, reliable systems that meet ...

which can focus on being the world\'s most accountable and sustainable cloud provider Qualifications Tech agnostic but preferable experience working with Golang, Rust, Java and/or C/C++. In-depth knowledge of distributed systems, building solutions at scale where performance, reliability and availability are key considerations. Confident ...

skills and experience are required for this role: Technically minded. Comfortable both as architect and hands-on developer. Strong and experienced C++ developer. Capable Java developer with coding experience in the workplace. Strong hands-on experience with multi-threading, and real-time systems. Using SQL, preferably MS SQL Server. Experience ...

focus on infrastructure and productionisation (not just model training) Strong Python skills, plus experience with a robust production language such as C++ or Java Solid understanding of data pipeline performance trade-offs: I/O, compute, batching, memory layout Hands-on PyTorch experience: training pipelines, data loading, preprocessing Practical distributed ...

Strong AWS expertise, including tools such as Glue, Lambda, Kinesis, EMR, Athena, DynamoDB, CloudWatch, SNS and Step Functions. Skilled in modern programming, particularly Python, Java, Scala and PySpark. Solid knowledge of data storage and big data technologies, including data warehouses, databases, Redshift, RDS and Hadoop. Experience building and managing ...

repositories, branches, merge requests/code reviews, etc) General networking, IP addressing, CIDRs, TCP/IP, TLS certificates, etc. Running and working with Java applications, JVMs, processes etc. Nginx (primarily as a proxy) Performance management (CPU/disk/memory sizing, etc) Knowledge of OpenVPN, SSH and of client/ ...

systems .Our development platform is built on top of a modern stack consisting of Kotlin/JVM for the back end interacting with other Java/JVM services internally, and a React based front end. We reach out to many APIs internally and externally to aggregate and analyze customer information ...

Bloomberg is highly beneficial. Familiarity with financial libraries (e.g., FinCAD, Numerix) is a plus. Comfort working with or reviewing technical content/code (Java, Python, SQL – coding not required). Exceptional communication skills to convey quantitative concepts to technical and non-technical audiences. Highly organized, self-driven, and able ...

enough to write, review and turn around code to a high standard Strong fundamentals in a modern strongly-typed or object-oriented language (.NET, Java, Python, TypeScript or similar). Direct .NET experience is a plus but not essential if you can ramp quickly with AI-assisted tooling Real, practical ...