51 to 75 of 334 Java Jobs in London

practices across the organization. Job Qualifications 5+ years of professional software engineering experience; ability to independently design and ship complex systems in production. Strong programming skills in Python (preferred), Java, or similar languages, with experience in developing microservices, APIs, and backend systems. Strong problem-solving skills and the ability to balance engineering rigor with delivery speed. Solid understanding of software More ❯

experience HTML5/CSS3 JavaScript (including Node.js, ReactJS, ExpressJS, Mongoose) Frontend frameworks like Nunjucks, Freemarker, Bootstrap, LESS and SASS CI tooling like Git, Gitlab CI, Jenkins, SonarQube Nexus, Artifactory Java (11) (including Spring Boot, Drop Wizard, Jersey, CXF and Maven) - Desirable AWS or Microsoft Azure experience - Desirable More ❯

the NatSec domain? Are you happy to work "high-side", on-site 3-5 days/week? And... do you have experience with a few of the following technologies?: Java Kotlin Python Kubernetes AWS JavaScript React Node.js Nodding along so far? We should chat. Fortice work with 18 compass-point supplier, whether you want to sit in a prime seat More ❯

Track record delivering secure mobile applications (fintech preferred) Experience integrating AI/ML components into mobile apps Security/compliance awareness (GDPR, OAuth, encryption) Exposure to backend development (Python, Java, .NET) - desirable Familiarity with Azure/AWS cloud integration - desirable Understanding of SQL/NoSQL databases - desirable Experience with CI/CD, Docker, Kubernetes - desirable TO BE CONSIDERED Please apply More ❯

and engineering standards Opportunity to work on Open-source projects focusing on AI agents What They're Looking For: Strong software engineering background, ideally writing Go (or .NET/Java) Solid experience with Kubernetes Experience in cloud environments - GCP preferred, AWS/Azure acceptable A collaborative engineer who can mentor others and contribute to team direction If you're interested More ❯

ll join the team in Central London with flexibility to work from home twice a week. About you: You have strong backend OOP, multithreaded software engineering experience (e.g. C++, Java, Python) You have commercial Rust development experience You have experience of working on high throughput, low latency trading systems You achieved a 2.1 or above in Computer Science from a More ❯

documentation. Ensure smooth operation of interfaces across Europe and North America. Required Skills: IBM Integration Bus/ACE, IBM MQ, MQFTE API Connect/Azure API Management, Apache Kafka Java, Korn Shell, PERL, Ant, SQL, ESQL Oracle (10G/11i), PL/SQL UNIX/Linux/Windows experience Strong communication and problem-solving skills Desirable: Experience with financial services More ❯

documentation. Ensure smooth operation of interfaces across Europe and North America. Required Skills: IBM Integration Bus/ACE, IBM MQ, MQFTE API Connect/Azure API Management, Apache Kafka Java, Korn Shell, PERL, Ant, SQL, ESQL Oracle (10G/11i), PL/SQL UNIX/Linux/Windows experience Strong communication and problem-solving skills Desirable: Experience with financial services More ❯

Solid experience building and deploying services with Java and Spring Boot. Comfort working in a cloud-native environment - Kubernetes (EKS), containers, scaling etc. An interest in observability, using tools like Prometheus and Grafana to keep services healthy and understand usage patterns. Familiarity with AWS services and how to integrate them into modern applications. A keen focus on quality and security More ❯

Foundry expertise or transferable, client facing data engineering experience with large-scale data platforms such as: Snowflake, Databricks, AWS Glue/Redshift, Google BigQuery Software engineering skills in Python, Java, or TypeScript/React. Strong data modelling, pipeline development, and API design experience. Excellent problem-solving and communication skills. Why This Role Stands Out Impactful work at the intersection of More ❯

Foundry expertise or transferable, client facing data engineering experience with large-scale data platforms such as: Snowflake, Databricks, AWS Glue/Redshift, Google BigQuery Software engineering skills in Python, Java, or TypeScript/React. Strong data modelling, pipeline development, and API design experience. Excellent problem-solving and communication skills. Why This Role Stands Out Impactful work at the intersection of More ❯

producing clear, high-level consolidated reports for key stakeholders. Lead the identification, definition, and validation of non-functional requirements (NFRs) within the scope of a broader technology transformation involving Java, Kafka, Linux, Cloud platforms, and APIs. Collaborate closely with both technical and business stakeholders to ensure NFRs are well-defined, measurable, and testable from the outset. Requirements/Experience: Demonstrated More ❯

to-end ownership of pre-sales solution architecture and RFx processes for deals over £5m (23 full cycles minimum). Strong hands-on background in backend engineering/architecture (Java, C#, etc.) Delivery of at least 2 AI-enabled solutions within the SDLC (automation, AI-powered coding/testing, app migration, etc.). Broad technical architecture experience across multiple stacks More ❯

in a collaborative, team-driven environment. Clear communication and a positive, empathetic approach set you apart. What Youll Bring 5+ years of software development with strongly typed languages (Go, Java, etc.), including 2+ years of commercial Golang experience Strong experience writing well-tested code Proven ability to take a User Story from refinement through to delivery within a sprint Solid More ❯

such as LDAP, Active Directory, OAuth2, Kerberos. Excellent Unix/Linux skills. Familiarity with JDBC/ODBC Preferred Skills: Certification: Starburst Certified Practitioner . Experience Python and/or Java programming. Proficient with infrastructure automation tools such as Ansible. Knowledge of data requirements for AI and machine learning workloads. Familiarity with Data Federation and Cached Services Familiarity with Data pipeline More ❯

such as LDAP, Active Directory, OAuth2, Kerberos. Excellent Unix/Linux skills. Familiarity with JDBC/ODBC Preferred Skills: Certification: Starburst Certified Practitioner . Experience Python and/or Java programming. Proficient with infrastructure automation tools such as Ansible. Knowledge of data requirements for AI and machine learning workloads. Familiarity with Data Federation and Cached Services Familiarity with Data pipeline More ❯

issues Requirements: Have a BS degree in Engineering Computer Science or equivalent experience Have solid Software Development experience Be proficient in development languages, including one or more the following: Java, Springboot, Python, C# Have an excellent understanding of data modelling principles, data manipulation languages, and storage systems Be familiar with industry best practices, such as code coverage Have a good More ❯

lookout for a talented React Developer to help create and expand their FX Options and Risk frontend application suite. Essential Skills & Qualifications: Proficient in an OOP language such as Java or Python. Strong experience with web technologies, tools, and frameworks, including HTML, CSS, JavaScript, and React. Familiarity with Agile development methodologies (XP, SCRUM, Kanban) and continuous integration practises. Previous experience More ❯

lookout for a talented React Developer to help create and expand their FX Options and Risk frontend application suite. Essential Skills & Qualifications: Proficient in an OOP language such as Java or Python. Strong experience with web technologies, tools, and frameworks, including HTML, CSS, JavaScript, and React. Familiarity with Agile development methodologies (XP, SCRUM, Kanban) and continuous integration practises. Previous experience More ❯

use cases Collaborate with product teams to identify opportunities for AI integration that improve user experience and operational efficiency. Develop clean, modular, and scalable codebases using languages like Python, Java, or C#. Architect and deploy microservices that expose AI capabilities via RESTful APIs or cloud-native platforms (e.g., Azure, AWS). Ensure high availability and fault tolerance of AI services More ❯

infrastructure and bare metal systems by a team responsible for release automation and configuration management. The test environments support a continuous release schedule across multiple groups. Platforms supported include Java, .NET, and a number of dynamic languages all running on applications servers integrated with several relational databases running Oracle, and SQL Server. The Test Environment Manager will interact with project More ❯

have: a deep understanding of Linux operating system internals and are comfortable working with Linux virtual machines or containers proficiency in at least one programming language (we use Ruby, Java, Typescript, and Python) strong experience of working with infrastructure technologies such as databases, web servers, DNS, CDNs, reverse proxies, message queues and load balancers experience of building and maintaining services More ❯

application migration and solution integration Experience of rapidly understanding client problems and presenting technical solutions in a structured and informative manner Experience with AWS or GCP, Microservices, RESTful APIs, Java & PostgreSQL About you You are collaborative and self motivated You have a focus on delivery and getting things done for a client You have the ability to work well with More ❯

FDM is a global business and technology consultancy seeking a Java Engineer to work for our client within the retail sector. This is initially a 6-month contract with the potential to extend and will be a hybrid role based in London. Our client is looking for an experienced Java Engineer who is skilled in Java, Kafka, Spring and AWS. … machine learning into back-end systems Collaborate with product managers delivering innovative led solutions, contributing to a culture of continuous improvement Requirements Minimum of 5 years’ experience as a Java Engineer with experience in Java, Kafka, Spring and AWS Excellent experience of writing clean code using Java 17+ with tools and frameworks like Spring, Spring Boot, Maven Experience with Microservices More ❯

Join a thriving commodities trading firm where cutting-edge technology meets the dynamic world of precious metals trading.* *Java Developer/Backend Software Engineer (Java 17 Kotlin AWS) London/WFH to £85k* Are you a technologist Java Developer with Kotlin skills looking to progress your career, working with a modern cloud based infrastructure and a range of technology? You … could be joining a hugely successful and growing commodities trading firm that specialise in trading silver and gold. As a Java Developer you'll collaborate with the Lead Engineer on the core trading platform as the company looks to scale the platform and introduce new features. There's an emphasis on code quality; designing and developing highly complex web based … trading platforms working across the full development lifecycle. The technology stack includes Java 17, Kotlin, Spring Boot and AWS amongst others; you'll be encouraged to expand your skillset using the latest technologies and choosing the best tool for the job in a friendly Agile team environment. Work from Home Policy: You'll join the team in the West London More ❯