126 to 150 of 335 Java Jobs in the City of London

provide L2/L3 support. Respond to user queries (2–10 per day) via support channels. Support onboarding of new applications and development teams. Work with technologies including AWS, Java 17, Python 3, HDF5, Kubernetes, Kafka, and Argo. About the Team Supports systems handling low-latency market and order data across asset classes. Maintains tools for Surveillance and Regulatory Reporting More ❯

and direct engagement with end users A willingness to travel and work closely with customers to make an impact They’re open to all OOP backgrounds (Python, C++, or Java), with modern frameworks like React or Angular in play. 📍 London | Hybrid (4x days onsite + travel as needed) Interested? Apply now More ❯

in the pipeline, they are looking to grow their team with Senior Software Engineers who have experience in the following: Kotlin software development (They are also open to Core Java experience, as long as you are happy to work with Kotlin) AWS or other cloud experience Microservices architecture Have worked in modern, product-focused tech companies They are looking for More ❯

direction Compensation: Up to £150k (depending on exp.), equity, great perks (daily lunch, private health cover, 7% pension) 🚀 What they’re looking for Strong programming skills (Python, C++, Golang, Java, or Rust) A practical mindset - you enjoy solving tough, real-world problems Comfortable travelling and working hands-on with end users Their stack: Rust & Typescript (Happy to upskill) 📍 London | Hybrid More ❯

and analytical expertise in a performance-driven culture ✅ What You’ll Bring 🎓 Degree in Computer Science, Mathematics, Physics, Engineering , or another STEM discipline 💻 Strong programming skills in Python, C++, Java, C#, or KDB+/Q 🔍 Analytical mindset with a passion for tackling complex, data-driven challenges ⚡ Curiosity, drive, and the ability to thrive in fast-paced, intellectually demanding environments 🌟 Why More ❯

on being the worlds most accountable and sustainable cloud provider🌳 What they're looking for in a Lead Software Engineer: 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 in leading the definition and More ❯

an Agile environment. Collaborate with cross functional teams. What you will need Strong technical background. Front office experience. Willingness to be hands-on (60% coding) Experience with low latency Java Excellent communication skills. Strong background working in Banking, Brokerages or Trading firms. Willingness to learn new technologies. Find out more If you would like to have a confidential conversation and More ❯

fast-paced engineering organisation. Strong background in cloud platforms (AWS or GCP) and deep knowledge of Kubernetes — ideally including the ability to build operators. Strong coding skills in Golang, Java, or C#, with experience in distributed systems. Demonstrated leadership across multiple squads and technical roadmaps. Expertise in operational excellence: observability, reliability, automation. This is an outstanding opportunity for a Staff More ❯

asset intensive industries (Utilities, Transportation, Oil & Gas, Manufacturing etc.) Hands-on experience with databases (Oracle, SQL Server, DB2) and SQL scripting. Proficiency in at least one programming language (e.g., Java, Python, or Linux/Solaris). Excellent communication and problem-solving skills. More ❯

Needed: Hands-on Salesforce testing experience, ideally with Sales process knowledge. Strong grasp of QA tools and defect tracking systems like JIRA or Octane. Experience with test automation using Java, Selenium, TestNG, JUnit or similar. Solid understanding of SDLC and Agile delivery methods. Exposure to CI/CD environments. Analytical mindset and strong communication skills. Salesforce or QA certifications a More ❯

years) Front-end: Strong HTML, CSS, and JavaScript skills Experience with modern frameworks such as React or Vue.js Back-end: Experience with server-side tech such as Node.js , Python , Java , or PHP Databases: Comfortable working with both SQL and NoSQL environments APIs: Experience designing and developing APIs Cloud: Experience working with cloud platforms (any major provider) What’s on Offer More ❯

of experience in Windchill development Interest in coaching, sharing, and technical management Natural leadership and team spirit Comfortable with customer relations and ability to understand business challenges Mastery: Languages: Java , XML Databases: Oracle, SQL Server PTC solution: Windchill Would be an asset: Javascript, HTML, CSS Docker, Unix, Linux, Windows PTC Solution : Thingworx Remote working position, ideally based in Stevenage or More ❯

United States You are: 8+ years’ practical experience on a web-based application Proficient with English (both verbal and written) Proficient with any back-end programming languages (i.e. C#, Java, Python, C++, etc.) Outstanding knowledge of software and application design and architecture Highly analytical mindset, with an ability to see both big picture and the details Experience with the database More ❯

end: Proficiency in languages like HTML, CSS, and JavaScript, often including modern frameworks like React or Vue.js. Back-end: Experience with server-side languages and frameworks like Node.js, Python, Java, or PHP. Databases: Knowledge of both SQL and NoSQL databases. APIs: Experience with API design and development. Cloud platforms: Experience with cloud-based solutions is often required Benefits & Working Environment More ❯

able to understand client needs, challenge thinking, and shape strategic technology decisions. Comfortable working directly with CTOs and C-suite executives. Technically strong, with hands-on experience in Python, Java, or similar, and confident rolling up your sleeves when needed. Deep understanding of modern engineering practices—cloud, DevOps, microservices, data platforms, application modernisation. Exceptional communication skills with the ability to More ❯

when needed. Work across organisational boundaries and champion modern engineering trends. Stay ahead of the curve in Generative AI, ML infrastructure, and cloud-native tooling. Tech Stack Programming: Python (Java familiarity is a plus). AWS: S3, Kinesis, Glue, Lambda, Step Functions, SageMaker, and more. On-Prem: Managed Kubernetes Platform and Hadoop ecosystem. Why This Role is Dfferent Direct Impact More ❯

Clearance* You will play a crucial role in designing, developing, and implementing identity and access management solutions using the ForgeRock Identity Platform Job Responsibilities/Objectives Working experience in Java, J2EE, OpenAM, OpenDJ and OpenIDM - Forgerock IAM skills. Experience in Groovy Scripting. Hands-on experience in development/integration background in ForgeRock tools such as Open AM, and Open IDM. More ❯

software delivery You’ve spent several years defining and implementing modern Quality Engineering concepts including automated testing You’re comfortable working in at least one Object Orientated programming language (Java, C#, Typescript, Python etc) You have hands-on experience with GenAI, or evidence of actively pursuing personal GenAI projects outside of work You are familiar with testing within cloud environments More ❯

scalable system design. Experienced in Infrastructure as Code—covering design, security, configuration, integration, deployment, and performance tuning. Working knowledge of one or more programming languages such as Python, PowerShell, Java, C#, PHP, or Ruby. Benefits for our U.K. teams include: The choice to work flexibly from home and the office, in line with our hybrid working principles Bonus linked to More ❯

Job Title: ICON Payment Framework (IPF) Java Developer Location: Manchester Duration : 31/12/2025 Rate: £500 per day INSIDE IR35 We are looking for a highly skilled ICON Payment Framework (IPF) Developer with strong Java expertise to join our Payments Technology team. The successful candidate will play a key role in designing, developing, and maintaining payment processing solutions … internal security, risk, and regulatory frameworks (e.g., PSD2, ISO 20022). • Maintain technical documentation and contribute to knowledge sharing across teams. Required Skills & Experience: • 5+ years of experience in Java development within financial services. • 2+ years of hands-on experience with Finastra ICON Payment Framework (IPF). • Strong understanding of payment processing systems, messaging standards (SWIFT, ISO 20022, SEPA, CHAPS More ❯

creativity, and the opportunity to help shape a company from the ground up - this is the role for you. Key Responsibilities Design, develop, and maintain full-stack applications using Java Spring Boot and React Build microservice-based systems with a strong focus on scalability and resilience Work with modern technologies including Kubernetes , AWS , and Azure Contribute to workflow and orchestration … outcomes and share expertise Help grow the engineering culture: mentor others, contribute ideas, and lead by example in a collaborative, low-ego environment Essential Skills & Experience Strong experience with Java (Spring Boot) and React Familiarity with containerisation and orchestration (Docker, Kubernetes) Understanding of microservice architecture and domain-driven design Experience with SQL and NoSQL databases (PostgreSQL, MongoDB) Knowledge of cloud More ❯

x 3 Software Engineers – Fullstack Java – Fully Remote with offices based in Bristol/Bath/Gloucestershire and Manchester 🌳🌳🌳 I am urgently seeking x 3 Software Engineers for one of the most exciting START UPs in the UK! They are now rapidly expanding their tech/development function and looking for the most talented Software Engineers to join them. … k (depending on experience) Fully remote Benefits package 🌳Key requirements:🌳 · Over 4 years experience working with Java, React, Javascript, Python · Experience using Cloud-based architecture, AWS or Azure · DevOps Automated Tools, Jenkins, Docker, OpenShift or Kubernetes · Experience using SQL, MongoDB or Elasticsearch · Experience using Testing technologies, Cypress, Selenium or Cucumber I have interview slots already pre-booked so suitable candidates More ❯

Senior Java Engineer London Salary: £70,000 - 80,000 Bonus: TBC This is a hybrid role that requires 3 days a week office attendance About the Company An exciting opportunity has arisen for a Senior Java Engineer to be part of a highly innovative forward thinking online challenger bank start-up funded by a major fund. You will be based … building up the functionality of a bespoke best-of-breed banking technology, a single platform delivering loan issue, card issue and recovery. We’re looking for an exceptional Senior Java Engineer who will work closely with the Java Team Lead & CTO as we scale up and modernise our business processes and tech stack. The role includes hands-on development, mentoring … well as working with the CTO to define the technical architecture and integration requirements for the solution. This is a great opportunity for a leading edge, innovative, high-class Java developer to enter the company at a time when you can make your mark on the development of the company and contribute to the quality work that has already been More ❯

Do you have 3-5 years experience and are looking for your next challenge? Have you been developing with Core Java without the use of frameworks? Mid Java Developer – Leading FinTech Location – hybrid in London 3 days a week Salary – up to £90k + bonus We are working with our long-term partners on the hunt for numerous Mid-level … Java Developers as they continue to expand various teams. They began their journey as a market-leading FinTech disruptor and after many years at the forefront of their field, have recently been acquired by a prominent capital market. This is an excellent opportunity for someone looking for their 2nd or 3rd job in software development as they are looking for … someone with 3-5 years prior experience, with the potential to rapidly progress into a senior position. Experience they are looking for in Mid Java Developers: Core Java Developing software from scratch WITHOUT the use of frameworks e.g. Spring Multithreading TDD, CI/CD, Paired-programming environment Data structures, algorithms, threads Working in a modern FinTech environment e.g. startup is More ❯

Job Description: Scala/Spark • Good Big Data resource with the below Skillset: Java Big data technologies. • Linux Based Hadoop Ecosystem (HDFS, Impala, Hive, HBase, etc.) • Experience in Big data technologies, real time data processing platform (Spark Streaming) experience would be an advantage. • Consistently demonstrates clear and concise written and verbal communication • A history of delivering against agreed objectives • Ability More ❯