1 to 25 of 60 Java Jobs in the City of London

and knowledge-sharing, with opportunities to mentor and get involved in wider tech and cyber skills initiatives Experience required Strong background in software engineering with one or more languages (Java, JavaScript, .Net, Python) Hands-on experience with version control (Git, Mercurial, etc.) and CI/CD tools (Jenkins, Bamboo, TeamCity, Bitbucket) Proven track record delivering in agile environments (Scrum, Kanban More ❯

and knowledge-sharing, with opportunities to mentor and get involved in wider tech and cyber skills initiatives Experience required Strong background in software engineering with one or more languages (Java, JavaScript, .Net, Python) Hands-on experience with version control (Git, Mercurial, etc.) and CI/CD tools (Jenkins, Bamboo, TeamCity, Bitbucket) Proven track record delivering in agile environments (Scrum, Kanban More ❯

Core tech stack: Terraform, AWS (preferred), Azure, CI/CD You will also bring experience in: 5+ years experience in platform engineering Programming in one or more languages: JavaScript, Java, .Net, Python Experience mentoring, coaching or managing others in the team Designing and building Proof of Concept and Production systems collaboratively Source control (e.g. Git, Mercurial, Perforce) CI/CD More ❯

Core tech stack: Terraform, AWS (preferred), Azure, CI/CD You will also bring experience in: 5+ years experience in platform engineering Programming in one or more languages: JavaScript, Java, .Net, Python Experience mentoring, coaching or managing others in the team Designing and building Proof of Concept and Production systems collaboratively Source control (e.g. Git, Mercurial, Perforce) CI/CD More ❯

Key technical skills, knowledge and professional qualifications provided: Databases – has a deep understanding of relational databases Use DevOps methods and work in an Agile environment Programming - expertise in Python, Java, Scala, or other programming languages used to build data pipelines, implement data transformations, and automate data workflows Has expertise in SQL AI and Machine Learning knowledge as it applies to More ❯

Key technical skills, knowledge and professional qualifications provided: Databases – has a deep understanding of relational databases Use DevOps methods and work in an Agile environment Programming - expertise in Python, Java, Scala, or other programming languages used to build data pipelines, implement data transformations, and automate data workflows Has expertise in SQL AI and Machine Learning knowledge as it applies to More ❯

Dynamics 365 Developer | London OR Birmingham OR Hook | Hybrid | 6 Months Initial Contract | Up to £650/day Inside IR35 | Omnichannel | JAVA | Our client is seeking a talented Dynamics 365 Developer to join their team and apply their knowledge and technical expertise to the delivery of Dynamics 365 and Power Platform solutions within a product-based organisation with an agile More ❯

Dynamics 365 Developer | London OR Birmingham OR Hook | Hybrid | 6 Months Initial Contract | Up to £650/day Inside IR35 | Omnichannel | JAVA | Our client is seeking a talented Dynamics 365 Developer to join their team and apply their knowledge and technical expertise to the delivery of Dynamics 365 and Power Platform solutions within a product-based organisation with an agile More ❯

expertise in system architecture, distributed systems, cloud-native infrastructure (AWS or GCP), and event-driven design. Strong programming ability in one or more languages (e.g. TypeScript, Node.js, Python, Go, Java). Experience with DevOps practices, CI/CD pipelines, performance tuning, and monitoring tools. Solid database knowledge (SQL & NoSQL) and the judgment to choose the right tool for the job. More ❯

expertise in system architecture, distributed systems, cloud-native infrastructure (AWS or GCP), and event-driven design. Strong programming ability in one or more languages (e.g. TypeScript, Node.js, Python, Go, Java). Experience with DevOps practices, CI/CD pipelines, performance tuning, and monitoring tools. Solid database knowledge (SQL & NoSQL) and the judgment to choose the right tool for the job. More ❯

Scala and Java. Apply sound engineering principles such as test-driven development and modular design. Preferred Background Hands-on experience with Spark and Scala in commercial environments. Familiarity with Java and Python. Exposure to distributed data systems and cloud storage platforms. Experience designing data schemas and analytical databases. Use of AI tools to streamline development and debugging. Strong grasp of More ❯

throughput systems, and guiding development teams in containerizing their applications. Your expertise will be crucial in supporting systems across a hybrid cloud and on-premise infrastructure. Essential Skills & Experience Java : Proven hands-on experience building and supporting high-scale applications (e.g., FX trading systems). Authentication Systems : Direct experience with Ping Identity, with a preference for ForgeRock. Policy-as-Code More ❯

a project. The role will be working on migrating existing microsites into AEM, delivering scalable cloud native digital experiences. Role Requirements: Extensive experience in Adobe Experience Manager development. Strong Java, Sling, OSGI and slightly skills Strong front-end skills: Javascript, React, Angular and HTML5 Experience with CI/CD pipelines, Git, Jenkins and Cloud Manager Ability to translate Figma designs More ❯

support and troubleshooting for production issues. Required Skills and Experience: Strong development skills in Gosu for Guidewire (3-5 years of experience). Experience in programming languages such as Java or C#.Net Familiarity with insurance industry standards and protocols. Excellent problem-solving skills and attention to detail. Strong communication skills and ability to work collaboratively in a team environment. Benefits More ❯

enterprise architecture principles. Collaborate with business and technology stakeholders to define current/target states, transition plans, and roadmaps. Design enterprise-level web applications using technologies such as Angular, Java/C#, and Python. Leverage AWS cloud services and both SQL and NoSQL database implementations. Champion best practices, policies, and design principles. Analyze business requirements to identify flexible, pragmatic architecture More ❯

enterprise architecture principles. Collaborate with business and technology stakeholders to define current/target states, transition plans, and roadmaps. Design enterprise-level web applications using technologies such as Angular, Java/C#, and Python. Leverage AWS cloud services and both SQL and NoSQL database implementations. Champion best practices, policies, and design principles. Analyze business requirements to identify flexible, pragmatic architecture More ❯

Principal Software Engineer (Java) London – 1 day a week onsite 🚀 Join a FinTech Powering the Future of Payments Are you a seasoned individual contributor looking for a step up into a senior position within a high-performing team within the world of Banking/Payments? Are you passionate about high-throughput, real-time systems? This is your opportunity to help … secure transactions across the globe. 🔍 What You’ll Be Doing You’ll be the focal point of a high-performing engineering team building asynchronous, event-driven systems using modern Java technologies. Design and build scalable, high-availability systems processing millions of real-time transactions Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD … Kanban/Scrum) 🧠 What You Bring We’re looking for engineers who are pragmatic, performance-focused, and thrive on solving complex distributed systems problems. Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability More ❯

Principal Software Engineer (Java) London – 1 day a week onsite 🚀 Join a FinTech Powering the Future of Payments Are you a seasoned individual contributor looking for a step up into a senior position within a high-performing team within the world of Banking/Payments? Are you passionate about high-throughput, real-time systems? This is your opportunity to help … secure transactions across the globe. 🔍 What You’ll Be Doing You’ll be the focal point of a high-performing engineering team building asynchronous, event-driven systems using modern Java technologies. Design and build scalable, high-availability systems processing millions of real-time transactions Work with Java 17+, Spring WebFlux, AKKA, Kafka, and more Write clean, testable code using TDD … Kanban/Scrum) 🧠 What You Bring We’re looking for engineers who are pragmatic, performance-focused, and thrive on solving complex distributed systems problems. Strong hands-on experience with Java 11+ (ideally Java 17) Solid knowledge of Reactive Programming (e.g., Spring WebFlux, AKKA) Experience with event-driven architecture, real-time messaging systems (Kafka, JMS) Familiarity with asynchronous request handling, scalability More ❯

Location: Mainly Remote – Occasional office visits in London. Salary: up to £95,000 + competitive benefits, depending on experience. Requirements: Experience in Native Mobile Development in Android (Kotlin and Java) Postman CI/CD Rest API Development Agile development methods such as Scrum or Kanban Must have leadership experience. These roles offer the chance to work on a number of More ❯

salaries, our client offers an excellent working environment. Previous experience within the sports trading industry would be beneficial. Skills required: Proficient in several of the following: Python, C#, C++, Java Mathematical Modelling Mathematical skills, particularly a keen understanding of probabilities and statistics Analytic mindset Strong communication skills Accuracy and attention to detail Experience in data science (big data, deep learning More ❯

numerate field of study, such as Mathematics, Physics, Computer Science, or Engineering. Excellent coding ability in at least one language. Previous successful candidates are proficient users of Python, C++, Java, MATLAB, etc. Experience/knowledge of finance from academic studies, internships or professional work. Strong attention to detail, excellent problem-solving abilities, and the ability to work well in a More ❯

numerate field of study, such as Mathematics, Physics, Computer Science, or Engineering. Excellent coding ability in at least one language. Previous successful candidates are proficient users of Python, C++, Java, MATLAB, etc. Experience/knowledge of finance from academic studies, internships or professional work. Strong attention to detail, excellent problem-solving abilities, and the ability to work well in a More ❯

Java Development Team Leader London This is a new and exclusive opportunity for a Software Development Team Leader focused on Java Full stack, to join a thriving business as they grow their software development team Role details Title: Development team lead Technical stack: Java full stack- back end and front end, React, Azure Location: London City 1 day a week … in the office leading your team Focus of the role: leading your team of 7 developer 5 back end java developers, 2 front end java react developers Permanent role salary £70-90,000 plus bonus and benefits This is a really interesting role and a great chance to join a team as they are really investing in their software development … have recently spent £35million on an entirely new sales portal, and this investment is continuing This role is for a Software development team lead who will focus on leading Java software development from the front (approx. 50% of the role) and leading the work of the full stack java developers under you- 7 in total. We are looking for a More ❯

tiered enterprise applications, strong experience with SaaS applications Strong knowledge in Integrating in Third Party systems using REST/SOAP. Knowledge of AWS, Azure, GCP and VMware. Background in Java or any programming language. Must be adaptable to work in a varied, fast paced exciting, ever changing environment Ability to work on multiple assignments. Strong core knowledge of ITIL processes. More ❯

as part of a move from Calypso v17 to Calypso v18. What you'll need to succeed Recent Calypso experience (v16 onwards) Preferably experience working on upgrades Experienced in Java Devops experience (Ansible, Terraform, Git) What you'll get in return An exciting opportunity to join an international organisation working with a major financial services organisation. Furthermore, a competitive day More ❯