Senior Java Software Engineer - Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Payments - London A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after by a global Fintech. This organisation specialises in providing high performance technology solutions to global financial … are looking for people from similar environments. To be successful, you will demonstrate: A strong background in hands-on Java engineering, currently working with Java 11+ Indepth knowledge of microservices architecture and usage of Spring/Spring Boot Experience developing distributed, real-time applications (with Akka AND/OR Kafka) with an appreciation of topics such as Concurrency and multithreading. More ❯
Bromley, Kent, England, United Kingdom Hybrid / WFH Options
Pontoon
working within Agile delivery teams. Responsibilities: * Design, develop and maintain Java-based applications using the Spring Boot framework* Build and maintain containerised solutions on OpenShift* Design and implement scalable microservices and APIs* Collaborate with internal teams and external vendors, including SaaS providers* Contribute to the design and implementation of security architecture, including integration with HSMs* Capture and analyse business requirements … stakeholders at all levels Skills & Responsibilities: * Strong proficiency in Java development, with experience spanning Java 11+ through to the latest versions (Java 24)* Solid experience with Spring Boot and microservices architecture* Hands-on experience with OpenShift or similar container orchestration platforms* Previous experience working in banking/financial services, with a focus on payments* Understanding of SaaS solutions and integration … development experience, preferably in the financial services domain* Proven experience working in agile delivery teams within complex enterprise environments* Demonstrated ability to design and implement secure, scalable solutions using microservices architecture* Solid understanding of payments systems and regulatory considerations in banking* Strong grasp of software development lifecycle (SDLC) and CI/CD practices* Certifications in cloud platforms (e.g. AWS Certified More ❯
Java Developer £560p/d Croydon - Hybrid ASAP Start Until end of Year Must hold SC and NPPV3 or be eligible for both What you'll bring: Experience of Java. Experience of Spring framework or equivalent. Knowledge of software design More ❯
Kingston Upon Thames, Surrey, South East, United Kingdom Hybrid / WFH Options
Daniel James Resourcing Ltd
Experience working within a regulated or data-sensitive environment is advantageous Technology Environment .NET Core, C# Azure services (Functions, Service Bus, AKS optional) Modular architecture REST APIs, message queues, microservices CI/CD with GitHub Actions or Azure DevOps React (frontend), modern Agile frameworks Secure, event-driven design principles Compensation & Benefits £125,000 basic salary 15% annual bonus Car allowance More ❯
helping them adopt modern architectures, cloud platforms (AWS, Azure), andAI-driven solutions. Technical Leadership: Provide hands-on leadership in system design, development, and deployment, particularly with cloud-based systems , Microservices , and AI integrations . Oversee LLM (Large Model) integration , leveraging models like GPT, and implement advanced AIarchitectures such as Retrieval-Augmented (RAG) and Reinforcement Learning with HumanFeedback (RLHF) . Lead … with hands-on experience buildingbackend systems and APIs with experience on React for front-end development. Deep knowledge of cloud technologies (AWS, Azure) and experience deploying cloud- applications and Microservices architectures . Strong background in AI integration , specifically LLM technologies , RAG , and RLHF architectures, and the ability to apply these in client-facing solutions. Solid understanding of system design principles More ❯
them adopt modern architectures, cloud platforms (AWS, Azure), and AI-driven solutions. Technical Leadership: Provide hands-on leadership in system design, development, and deployment, particularly with cloud-based systems, microservices, and AI integrations. Oversee LLM (Large Language Model) integration, leveraging models like GPT, and implement advanced AI architectures such as Retrieval-Augmented Generation (RAG) and Reinforcement Learning with Human Feedback … on experience building backend systems and APIs, and experience with React for front-end development. Deep knowledge of cloud technologies (AWS, Azure) and experience deploying cloud-native applications and microservices architectures. Strong background in AI integration, specifically LLM technologies, RAG, and RLHF architectures, and the ability to apply these in client-facing solutions. Solid understanding of system design principles, including More ❯
behavior. Experience with React Native and associated tools and frameworks (e.g., TypeScript), coupled with a deep understanding of software architecture and design patterns. Strong understanding of application architectures, including microservices, API-driven platforms, cloud infrastructure (AWS), and DevOps practices. Familiarity with single sign-on technologies (OAuth, SAML, OpenID Connect), identity management, and enterprise security practices. Expertise in managing operational app More ❯
technology teams in design, engineering, and architecture, preferably in data-intensive sectors Deep expertise in human-centered design and full product lifecycle delivery Strong knowledge of cloud-native platforms, microservices, APIs, and DevOps Experience in scaling prototypes to enterprise systems with standards compliance Background in consulting or advisory roles, with external insight and hands-on experience in scaling environments Certifications More ❯
Wandsworth, Greater London, UK Hybrid / WFH Options
La Fosse
development and innovation. Drive cultural change and implement a new level of engineering excellence across the UK engineering team. Some key projects will be the transformation of monolithic to microservices architecture, moving to AWS, and creating a new team structure (Spotify model), moving towards a Product-Tech mindset, becoming a technology first organisation Set clear performance goals, foster an inclusive … of off-the-shelf products. Experience driving culture within an engineering function of 30-50 engineers, ideally after mergers/acquisitions. Strong technical background in software engineering (Java, AWS, microservices architecture). Expertise in cloud environments and transitioning on-premise products to the cloud. Exceptional leadership and interpersonal skills with experience managing and developing diverse engineering teams. In-depth knowledge More ❯
Croydon, London, United Kingdom Hybrid / WFH Options
CBSbutler Holdings Limited trading as CBSbutler
and functionality to transform the way the Home Office (HO) manages immigration into the United Kingdom Experience required: Programming & Development * Python Development * Proficient in building backend systems, automation tools, microservices, and APIs. * Experienced with libraries such as boto3 (AWS), ldap3, hvac (Vault), jira, and kubernetes (via kubernetes-client). * Proficient with modern Python features (asyncio, type hints, context managers) AWS More ❯
Enterprise Technology Finance Senior Manager - FTC London, United Kingdom WPP is the creative transformation company. We use the power of creativity to build better futures for our people, planet, clients, and communities. Working at WPP means being part of a More ❯
Croydon, London, United Kingdom Hybrid / WFH Options
Solace Corporation
journey towards becoming real-time, data-driven organizations. Our cutting-edge technology intelligently, securely and reliably helps our customers by solving use cases like hybrid cloud integration, IoT connectivity, microservices, and big data distribution. The next time you drive a luxury vehicle, order new furniture online, fly in a plane, or do some online banking, your positive experience could be More ❯