76 to 100 of 1,402 Java Jobs in London

fast-paced startup or scale-up environment. Strong technical expertise in software development, with proficiency in one or more programming languages (e.g., Python, JavaScript, Java, etc.). Solid understanding of modern software development methodologies, tools, and practices, including Agile/Scrum, CI/CD, and DevOps. Demonstrated ability to lead More ❯

fast-paced startup or scale-up environment. Strong technical expertise in software development, with proficiency in one or more programming languages (e.g., Python, JavaScript, Java, etc.). Solid understanding of modern software development methodologies, tools, and practices, including Agile/Scrum, CI/CD, and DevOps. Demonstrated ability to lead More ❯

technical contributors Preferred Qualifications: Deep experience using at least one interpreted and one compiled common industry programming language: e.g., Python, C/C++, Scala, Java, including toolchains for documentation, testing, and operations/observability Hands-on experience with application performance tuning and optimization, including in parallel and distributed computing paradigms More ❯

learn to name a few of the open-source libraries we use extensively. We implement the systems that require the highest data throughput in Java and C++. We use Airflow for workflow management, Kafka for data pipelines, Bitbucket for source control, Jenkins for continuous integration, Grafana + Prometheus for metrics More ❯

delivery. Consultants have access to a vast array for different training and certifications in a variety of areas: cloud technologies (AWS, Azure, GCP), programming (Java, Kotlin, NodeJS, Spring Boot), DevOps (Terraform, Kubernetes, Docker), Cybersecurity (CISSP, CISM) and Agile delivery (Scrum Master, Product Owner, Scaled Agile Framework). Capgemini Invent offers More ❯

You 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 More ❯

Senior Java Developer - Java SDK, J2SE, - Hybrid 2 days a week, London This will be working for a leading travel technology company that provide the search engine function for booking services within airlines, hotels, and rail companies around the world. As the Senior Java developer, you will join a very … you will be responsible for the development and maintenance of the applications. Your experience and knowledge must be in depth on core and technical Java programming, web architectures and databases. The depth in Java and your experience must reflect/include data structures, software design principles and algorithms Requirements: Excellent … knowledge of core Java Understanding of algorithms and data structures Strong problem-solving skills Solid knowledge of Java SDK/J2SE Degree in computer science or very similar Clean coding practices and ability to write clear technical documentation JavaScript and Node would be beneficial If interested, and you would like More ❯

Senior Java Developer - Java SDK, J2SE, - Hybrid 2 days a week, London This will be working for a leading travel technology company that provide the search engine function for booking services within airlines, hotels, and rail companies around the world. As the Senior Java developer, you will join a very … you will be responsible for the development and maintenance of the applications. Your experience and knowledge must be in depth on core and technical Java programming, web architectures and databases. The depth in Java and your experience must reflect/include data structures, software design principles and algorithms Requirements: Excellent … knowledge of core Java Understanding of algorithms and data structures Strong problem-solving skills Solid knowledge of Java SDK/J2SE Degree in computer science or very similar Clean coding practices and ability to write clear technical documentation JavaScript and Node would be beneficial If interested, and you would like More ❯

Lead Java Developer – Gaming | Hybrid (London – 3 days on-site) | Up to £90,000 - £100,000 per annum basic salary + Bonus & Benefits James Adams Recruitment has partnered with a fast-growing company at the forefront of the online gaming industry. Our client is an innovator in the iGaming space … delivering cutting-edge online gaming to a global audience. They are looking for a Lead Java Developer t o play a pivotal role in shaping the architecture and development of their real-time gaming platform. The Role This is a hands-on leadership role (90% coding, 10% leadership) where you … designers, engineers, and product teams to deliver world-class gaming solutions. Key Responsibilities ✔ Develop & Lead – Drive the development of scalable, interactive gaming products using Java (11+), Scala & Spring Boot . ✔ Microservices & API Design – Design and implement modular microservices architecture with 3-tier API design . ✔ Cloud & DevOps – Work within an More ❯

Lead Java Developer – Gaming | Hybrid (London – 3 days on-site) | Up to £90,000 - £100,000 per annum basic salary + Bonus & Benefits James Adams Recruitment has partnered with a fast-growing company at the forefront of the online gaming industry. Our client is an innovator in the iGaming space … delivering cutting-edge online gaming to a global audience. They are looking for a Lead Java Developer t o play a pivotal role in shaping the architecture and development of their real-time gaming platform. The Role This is a hands-on leadership role (90% coding, 10% leadership) where you … designers, engineers, and product teams to deliver world-class gaming solutions. Key Responsibilities ✔ Develop & Lead – Drive the development of scalable, interactive gaming products using Java (11+), Scala & Spring Boot . ✔ Microservices & API Design – Design and implement modular microservices architecture with 3-tier API design . ✔ Cloud & DevOps – Work within an More ❯

work together with stakeholders Ability to work independently in a fast-paced environment Software engineering background Beneficial for you to have Object Oriented language (Java, C#, C++ or similar) Experience building Cloud native applications and working with Kubernetes, Helm and Docker Familiarity with *NIX platforms and associated tooling Knowledge of More ❯

work together with stakeholders Ability to work independently in a fast-paced environment Software engineering background Beneficial for you to have Object Oriented language (Java, C#, C++ or similar) Experience building Cloud native applications and working with Kubernetes, Helm and Docker Familiarity with *NIX platforms and associated tooling Knowledge of More ❯

SCTP Hands-on experience with 5G SBA network functions (e.g., AMF, SMF, NRF, PCF, UDM). Strong programming skills in languages such as Go, Java, or C++. Proficient in building microservices and working with REST/gRPC APIs. Solid understanding of 3GPP specs (especially TS 23.501, 23.502, 29.500+ series). More ❯

with Agile ways of working. Strong communication skills Nice to have: Working knowledge of Kafka/Docker/Jenkins/Postgres/Liquibase/Java NPPV3 Clearance If interested, with relevant experience, please apply with your latest CV ASAP. Hays Specialist Recruitment Limited acts as an employment agency for permanent More ❯

to bring ideas to life What we’re looking for: 5+ years in backend or infrastructure development Strong skills in Go, Python, Node.js, or Java Solid experience with Kubernetes, SQL/NoSQL, and cloud platforms (AWS/GCP/Azure) Familiarity with APIs, CI/CD, monitoring tools, and scalable More ❯

to bring ideas to life What we’re looking for: 5+ years in backend or infrastructure development Strong skills in Go, Python, Node.js, or Java Solid experience with Kubernetes, SQL/NoSQL, and cloud platforms (AWS/GCP/Azure) Familiarity with APIs, CI/CD, monitoring tools, and scalable More ❯

Must have Current Security Clearance at DV level and have been born in the UK. This is essential for this role Proficient in current Java and other languages such as Python. Experience of developing on Linux. Thorough understanding of mocking up and unit testing frameworks such as JUnit 5.x (Jupiter More ❯

Must have Current Security Clearance at DV level and have been born in the UK. This is essential for this role Proficient in current Java and other languages such as Python. Experience of developing on Linux. Thorough understanding of mocking up and unit testing frameworks such as JUnit 5.x (Jupiter More ❯

cost efficiency. Required Skills & Experience: Hands-on experience with AWS services (e.g., Lambda, EC2, S3, RDS, DynamoDB). Proficiency in programming languages such as Java, Python, Node.js, or Go. Experience with microservices and serverless architectures on AWS. Familiarity with CI/CD tools like AWS CodePipeline, Jenkins, or GitLab. Knowledge More ❯

on complex systems, data pipelines, and API development. Expertise with backend languages such as JavaScript/TypeScript (Node.js); additional experience with Python, Go, or Java is a plus. Strong experience with MySQL/PostgreSQL and MongoDB, including schema design and query optimisation. Cloud experience (AWS preferred), with services relevant to More ❯

on complex systems, data pipelines, and API development. Expertise with backend languages such as JavaScript/TypeScript (Node.js); additional experience with Python, Go, or Java is a plus. Strong experience with MySQL/PostgreSQL and MongoDB, including schema design and query optimisation. Cloud experience (AWS preferred), with services relevant to More ❯

to banking, insurance, healthcare, media, retail, infrastructure and telco. The ideal candidate with have expertise in some of the following: Python, SQL, Scala, and Java for data engineering. Strong experience with big data tools (Apache Spark, Hadoop, Databricks, Dask) and cloud platforms (AWS, Azure, GCP). Proficient in data modelling More ❯

and telemetry monitoring HashiCorp Suite (Packer, Terraform, Vault, Vagrant, Consul) Containerisation using Docker, Kubernetes, OpenShift & Helm Programming skills using languages such as Python, Go, Java, C# and Typescript. Security clearance: To successfully join our client's team, it is essential to obtain Security Check (SC) clearance. This requires continuous residency More ❯

tools, and coming up with a business case to adopt new technologies Develop new tools and infrastructure using Python (Flask/Fast API) or Java (Spring Boot) and relational data backend (AWS - Aurora/Redshift/Athena/S3) Support users and operational flows for quantitative risk, senior management and More ❯

including CI/CD, test automation, containerization tools and processes. Familiarity with emerging technologies like chatbots, voice interfaces, RPA, machine learning. Development experience with Java/J2EE or .NET stacks and databases such as Oracle, MySQL. Exposure to polyglot programming languages like Scala, Python, Golang is a plus. Ability to More ❯