151 to 175 of 281 Java Jobs in London

such as Scrum or Kanban.Experience in data visualisation and communicating insights from complex datasets to non-technical stakeholders.Proficiency in programming languages such as Python, Java, or C#. To apply for this role please submit your CV or contact Dillon Blackburn on or at . Tenth Revolution Group ...

field; or equivalent related professional experience. 2+ years of relevant professional experience building and shipping native Android applications. Proficient in Kotlin (and familiar with Java), with a solid grasp of Android fundamentals and app lifecycle. Comfortable working with REST/GraphQL APIs, client/server patterns, and modern Android tooling ...

logs, reproducing issues, and communicating findings clearly to engineering. Working knowledge of and past exposure to programming in Android/iOS, Python, C++, Go, Java, and/or C# (deep programming experience not required). The ability to manage multiple competing priorities in a fast-paced startup environment with ease ...

Machine Learning, including agent-based AI, RAG (Retrieval Augmented Generation), multi-agent systems and conversational agents. Strong programming skills in Python, Java or .NET. Experience with GenAI and LLMs (e.g. ChatGPT, Claude, Llama, OpenAI), including prompt engineering, fine tuning and advanced search. Familiarity with AI agent frameworks (e.g. Autogen ...

Role: Senior Backend Developer Type:Fixed Term Employment (1year) Location: UK (Remote) Client:Tavant Technologies Mandatory Skills - Java, Spring Boot Experience 8+ years Job Description We are looking for a Senior Backend Developer with strong experience in Java, Spring Boot, microservices architectures to design, build, and scale backend systems … deliver high-quality services, collaborate across teams, and contribute to architectural and design decisions. Roles & Responsibilities Design, develop, and maintain scalable backend services using Java and Spring Boot Build and support microservices-based architectures with high availability and performance Develop and consume RESTful APIs and event-driven services Collaborate with ...

Full Stack Developer (GCP/Java/Python) – Contract – Hybrid Location - London Hybrid working – 2–3 days per week onsite Employment Type - Contract Role Overview We are seeking a high-calibre, hands-on Full Stack Developer to join a platform engineering team delivering modern, secure cloud-native solutions. This role … business analysts, and product stakeholders. Contribute to continuous improvement of engineering practices and platform capabilities. Required Technical Expertise Strong hands-on development experience with: Java Python Node.js JSON Experience designing and building APIs and microservices architectures . Experience working within cloud environments , particularly: Google Cloud Platform (GCP) Strong understanding ...

Senior Java Developer Location: London (Hybrid - 3 days in office) Role Overview We are seeking a highly skilled Senior Java Developer to join the eFX Algo IT team as a Subject Matter Expert (SME) in low latency trading systems. This is a hands-on development role focused on building … fast-paced, front-office environment, collaborating closely with developers, business analysts, project managers, and QA teams. This role demands deep technical expertise in Java , particularly in low latency environments , and a strong understanding of FX trading systems . You'll be expected to contribute to all phases of the software ...

Java Software Engineer – Data Engineering Up to £70,000 + bonus and benefits 4:1 hybrid in office – City of London Quant Capital is hiring for a small, high-performing market maker in London. This is a junior-to-mid role focused primarily on Java development, with a secondary responsibility … PostgreSQL. This is a growing team focused on data ingestion and building tooling for the wider firm. What you’ll do: Build and enhance Java backend services (APIs, batch jobs, integrations) used across the business Write clean, testable code with solid engineering discipline (testing, code review, debugging, production support) Maintain ...

Java Software Engineer – Data Engineering Up to £100,000 + bonus and benefits 4:1 hybrid in office – City of London Quant Capital is hiring for a small, high-performing market maker in London. This is a junior-to-mid role focused primarily on Java development, with a secondary responsibility … PostgreSQL. This is a growing team focused on data ingestion and building tooling for the wider firm. What you’ll do: Build and enhance Java backend services (APIs, batch jobs, integrations) used across the business Write clean, testable code with solid engineering discipline (testing, code review, debugging, production support) Maintain ...

Java Developer Hybrid - 2 Days/Week in London (Victoria) | £50,000-£60,000 + Benefits | Permanent We're seeking a talented Java Developer with strong Spring Framework experience to join a high-performing team delivering large-scale, enterprise-grade applications. Key Focus Areas: Design, develop, and maintain Java-based … Collaborate with cross-functional teams to deliver high-quality software Contribute to solution design, performance tuning, and code reviews Requirements: Proven experience as a Java Developer (Spring Boot/Spring Framework) Degree in IT or a business-related discipline (essential) Experience within financial services or public sector environments (beneficial) Details ...

Back End Developer/SRE (Java JVM) London/WFH to £110k Are you a Back End Developer/SRE with a strong knowledge of Java and JVM internals? You could be progressing your career in an impactful role at a global Fintech that has been consistently voted … advisor to influence system design, ensuring reliability standards and driving improvements across the platform. You'll have a broad scope including hands-on coding (Java) to build tools and automation, incident response, observability, performance optimisation and operational excellence, working with large scale Java JVM distribution systems and message brokers such ...

with skilled interim and temporary professionals, fostering workplaces where everyone can contribute and succeed. On behalf of Deutsche Bank, we are looking for a Java Developer (E-Trading) for a 6 Month contract based in London. The Role & Responsibilities: Deutsche Bank's Quantitative Fixed Income Engineering team, part of Group … reviewer) Collaborate closely with engineers, quants, and traders across regions Translate trading desk requirements into robust technical solutions Key Accountabilities, Skills & Experience: Expert-level Java (core Java, collections, multithreading, networking) Proven experience in low-latency and/or high-performance systems Background in electronic trading, pricing, or real-time trading ...

Understanding of the Software Development Lifecycle, especially testing and integration Experience testing Windows and PC-based software Knowledge of scripting or programming (Python, Bash, Java, etc.) Degree in Engineering, Computer Science, or related field ...

well as very competitive salaries, our client offers an excellent working environment. 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 ...

well as very competitive salaries, our client offers an excellent working environment. 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 ...

Responsibilities Gather and translate business requirements into functional and technical solutions Design and develop changes within T24 (TAFJ/jBASE/InfoBasic/Java) Configure modules including Payments and Arrangement Architecture (AA) Support integrations, interfaces, and system upgrades Provide production support and troubleshooting as required Key Requirements Strong hands ...

Generative AI models Strong ML fundamentals (training, evaluation, problem framing) Experience deploying AI systems into production environments Strong programming skills (Python, JS/TS, Java, C++, or similar) Apply now for more information ...

suppliers such as Cubic, Scheidt & Bachmann, or INIT is highly desirable. Back Office Architect: Focus on transaction processing and payment systems, including backend design (Java/.NET/Oracle) and integration with payment acquirers (Visa, Mastercard, Amex). Responsibilities: Develop and maintain end-to-end solution architectures and capability roadmaps. ...

hardware, network products, system software, and security measures. Qualifications - 5-10 years of experience in software development, with a strong background in Scala/Java 8 and ServiceNow - Proven experience with AWS (Amazon Cloud) and familiarity with DevOps tools. - Expert knowledge in transforming business problems into effective technical designs ...

part in shaping architecture, mentoring engineers, and driving best practices across the platform. They’re looking for people with experience in: Kotlin (or strong Java engineers willing to transition) AWS or other major cloud platforms Event-driven & microservices architectures Working in modern, product-driven tech environments Leading teams while remaining ...

suppliers such as Cubic, Scheidt & Bachmann, or INIT is highly desirable. Back Office Architect: Focus on transaction processing and payment systems, including backend design (Java/.NET/Oracle) and integration with payment acquirers (Visa, Mastercard, Amex). Responsibilities: Develop and maintain end-to-end solution architectures and capability roadmaps. ...

multi-dealer venues, single dealer platform, pricing and trader tools, and supports FX spot, forward, options and deposits. The services are implemented in C#, Java and KDB+. The FX business is looking to improve their electronic footprint by leveraging KDB+ to determine client toxicity, back-testing and parameterisation of trading ...

implementation projects, preferably utilising the Microsoft stack; - Ideally experienced in delivery of eCommerce projects, preferably utilising Magento and/or .Net or Java-based basket platforms; - Experience of delivery on online solutions such as eCommerce and/or customer portals with complex integration to line of business systems and payment ...

IDAM Back-end Java Developer - SC Cleared Rate: £500 - £535 a day IR35 : Inside IR35 Location: Remote within the UK Duration: Initially 6 months Clearance: Active SC Clearance required You will join a global IT consultancy who are delivering digital transformation to public sector body. They are looking … back-end Java Developer with proven IDAM (Identity and Access Management) experience. You will be part of a continuous improvement squad delivering enhancements and new features alongside BAU work (i.e. incidents and support maintenance activities). In addition, you will be involved in helping our client transform their IDAM service ...

ideal candidate will have strong expertise in modern web frameworks, Azure services, and secure application development practices. This role involves working on a Java/Spring-based platform hosted on AKS, ensuring scalability, security, and performance. Key Responsibilities: Design and develop responsive web applications using Angular , React , or Next.js with … Tailwind CSS . Implement secure authentication and authorization using Microsoft Azure AD B2C (OIDC/OAuth2, MFA). Integrate with backend services built on Java Spring Boot running on AKS . Work with Azure Database for PostgreSQL and implement RBAC + ABAC for data isolation and security. Configure and manage ...