1 to 25 of 47 Permanent Spring Boot Jobs in London

Senior Java Software Engineer – Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Reactive Programming, MongoDB Payments A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after … join the core engineering team working on the development of their real-time payments processing platform, using a primary tech stack of Java 17, Spring Boot and Akka. You will contribute from both a design and coding perspective, taking ownership of delivering new components and features ensuring high ...

. Senior Java Software Engineer – Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Reactive Programming, MongoDB Payments A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after … join the core engineering team working on the development of their real-time payments processing platform, using a primary tech stack of Java 17, Spring Boot and Akka. You will contribute from both a design and coding perspective, taking ownership of delivering new components and features ensuring high ...

Kotlin to join our development team in London. In this role, you will be responsible for designing and scaling robust Microservices using the Spring Boot ecosystem. The Role You will take full ownership of the software development lifecycle, from initial concept to deployment. You'll be tasked with … while collaborating with cross-functional teams to deliver high-performance features. Key Responsibilities Develop & Maintain: Build robust applications using Java and Kotlin within a Spring Boot environment. Architect: Design and implement scalable Microservices architectures. Collaborate: Work with Project Leads, BAs, and DevOps to translate requirements into technical solutions ...

Java Developers – AWS, Kafka & Spring Boot Contract: 12 Months | £775 per day | Inside IR35 We are looking for an experienced Java Developer to join a high-performing engineering team on a 12-month contract , working on modern, cloud-based systems. Key Responsibilities Design, develop, and maintain scalable Java … applications Build and enhance microservices using Spring Boot Strong knowledge of Kafka & Kubernetes Develop and deploy solutions on AWS Collaborate with product owners, architects, and other developers Write clean, testable, and well-documented code Participate in code reviews and contribute to best practices Required Skills & Experience Strong commercial ...

various in-house products such as Counterparty Manager, ISDA Amend, Outreach360, Request for Amendment, KYC, and Tax Utility. We leverage a mature Java/Spring Boot-based tech stack, supported by AWS infrastructure, along with the latest advancements in the industry to deliver this solution over a multi … data compliance. Design and architect solutions for complex business challenges in the client lifecycle management space, utilizing your extensive experience with the Java/Spring Boot/Angular/PostgreSQL tech stack and AWS infrastructure. Provide guidance and technical leadership to development teams on best practices, coding standards ...

engineers who enjoy hands-on development and working within established microservices environments. 💼 What You’ll Be Doing Building and enhancing backend services using Java & Spring Boot Developing and integrating RESTful APIs Working as part of a collaborative agile team to deliver features end-to-end Troubleshooting, debugging … supporting production deployments 🧩 What You’ll Bring Strong hands-on experience with Java (9+) Proven expertise in Spring Boot/Spring Framework Experience with REST APIs and microservices architectures Ability to work effectively within existing systems and standards ➕ Bonus Experience Previous banking/financial services background ...

while fostering innovative solutions. Key Skills & Experience: Proven senior-level Java experience (Java 11+) including modern language features and best practices Strong expertise in Spring Boot (RESTful APIs, security, configuration, testing) Banking or financial services background within a regulated environment Cloud-native experience (AWS/Azure/… product) Preferably experience in start-up or high-growth engineering environments Key Responsibilities: Design, develop, and maintain Java microservices and APIs using Spring Boot Own end-to-end delivery from requirements to deployment and support Enhance engineering practices, code quality, observability, and operational resilience Ensure compliance with regulatory ...

Senior Java Software Engineer - Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Reactive Programming, MongoDB Payments A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after ...

Senior Java Engineer - Permanent Salary: 55k-65k Working Arrangement: Fully Remote Tech Stack: Java, Spring Boot and Cloud Platforms(AWS, Azure and GCP) Desirable - Python and JavaScript I am currently working with a leading software software consultancy working with the government for a Senior Java Engineer. This role … practices in software development. Essential Proven experience in full-stack software development, including design, development, testing, and deployment. Significant hands on experience with Java, Spring Boot and Microservices. Strong understanding of Agile and DevOps practices, with a focus on continuous integration and delivery. Some proficiency ...

past 5 years) and prepared to go through UK SC Security Clearance E xperience in Java software engineering and object-oriented design Spring (Boot) experience Experience with REST APIs, and microservice architectures Knowledge of Docker and Kubernetes for containerisation and orchestration Proficiency in Git, CI/CD pipelines … unrestricted for at least the next 5 years. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems ...

past 5 years) and prepared to go through UK SC Security Clearance Strong experience in Java software engineering and object-oriented design Strong Spring (Boot) experience Experience with REST APIs, and microservice architectures Knowledge of Docker and Kubernetes for containerisation and orchestration Proficiency in Git, CI/… unrestricted for at least the next 5 years. Profile 29 recruitment keywords: Java software engineer object-oriented design OOD Camunda BPMN DMN Spring Boot REST API microservice architecture Docker Kubernetes containerisation orchestration Git CI/CD pipelines automated testing frameworks Kafka RabbitMQ Security authentication integration patterns enterprise systems ...

week Onsite is required) Type: Permanent SC Eligible Must have skills: Extensive server-side, hands-on Java 8+ development experience with strong Spring, Spring Boot & Hibernate Strong understanding of Microservice architecture Experience building web services and APIs on REST Strong understanding of unit & integration tests, following ...

Hybrid 2 Days Onsite is required) Type: Permanent SC Eligible Must have skills: Extensive server-side, hands-on Java 8+ development experience with strong Spring, Spring Boot & Hibernate Strong understanding of Microservice architecture Experience building web services and APIs on REST Strong understanding of unit & integration tests ...

Provide deep hands-on expertise across Java, microservices, performance engineering, and distributed systems. Backend Engineering Build and optimize backend services using Java (Java 17+), Spring Boot/Micronaut Design RESTful APIs, asynchronous messaging systems, and microservices. Own performance, reliability, monitoring, and observability for critical services. Ensure high engineering … bring innovative solutions to business problems. Your Profile Essential skills/knowledge/experience: Experience in building large-scale backend systems. Expertise in Java , Spring Boot (or Micronaut/Quarkus), and JVM internals. Experience with distributed systems , concurrency, and high-performance architectures. Hands-on experience with message queues ...

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 … . 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 ...

resilience. Enable UI/UX modernization using Angular , React , and other front-end frameworks. Implement modernization approaches using Java , .NET , and modern frameworks (Spring Boot, .NET Core). Integrate DevSecOps pipelines , CI/CD automation , and container orchestration (Kubernetes, OpenShift). Advise on best practices for re-factoring … patterns , and agentic AI-based modernization approaches . Hands-on experience with containerization and orchestration platforms (Kubernetes, OpenShift). Familiarity with modern application frameworks (Spring Boot, Angular, React, Vue). Experience implementing event-driven microservices , API gateways , and serverless architectures . Strong understanding of modernization patterns such ...

deployment Familiarity with modern engineering practices: automated testing, infrastructure as code, monitoring, and observability Technology Stack Backend development across modern JVM frameworks including Spring , Spring Boot , and Micronaut , primarily using Java Cloud-native services deployed on Azure , with orchestration via Kubernetes and system monitoring/observability using ...

TypeScript web apps, desktop container integrations (OpenFin or similar), and Java services. Architect and implement scalable, event‐driven, and microservices‐based backend components (e.g., Spring Boot), including APIs, market data, order/risk workflows, and real‐time streaming. Build performant and accessible UIs with modular, reusable components; drive … implementation plans. Essential: Professional software engineering experience, with deep expertise in: Frontend: React, TypeScript, modern tooling (bundlers, linting, testing frameworks). Backend: Core Java, Spring Boot (or similar), multithreading/concurrency, performance tuning. Experience designing and operating distributed systems (microservices, event‐driven architectures, messaging/streaming). Strong ...

. Senior Java Software Engineer - Java 11+, Spring, Spring Boot, Microservices, Kafka, Akka, Docker/Kubernetes, Real-time, TDD/BDD, Reactive Programming, MongoDB Payments A Senior Java Engineer with a background in finance/payments and experience working on distributed real-time systems is sought after ...

hospitality platforms (booking systems, guest experience, integrations, etc.). Lead frontend development using React, Next.js, and Vercel . Build backend services using Java, Spring Boot, Microservices, and integration frameworks . Define system architecture, APIs, and integration strategies with hospitality systems (PMS, booking engines, third-party services) . Work … Provide technical leadership, code reviews, and engineering best practices. Required Skills: Strong experience in React, Next.js, modern frontend architecture . Backend expertise in Java, Spring Boot, Microservices, and API integrations . Experience designing scalable, cloud-based architectures . Exposure to hospitality domain systems (PMS, reservations, guest experience platforms ...

Hybrid 2 Days Onsite is required) Type: Permanent SC Eligible Must have skills: Extensive server-side, hands-on Java 8+ development experience with strong Spring, Spring Boot & Hibernate Strong understanding of Microservice architecture Experience building web services and APIs on REST Strong understanding of unit & integration tests ...

Backend Engineer - Fintech SaaS Location - Central London hybrid, 1 day a week in the office Tech stack - Java, Kotlin, Spring Boot Neulinx has partnered with a growing fintech SaaS startup that’s transforming accounting through automation and AI. They’re now looking to hire a Backend Engineer … improve core backend systems powering the platform. This is a hands-on backend role in a collaborative, product-led environment. Key skills Java Kotlin Spring Boot Additional desirable experience AWS MySQL OpenSearch Ruby on Rails Salary & Benefits • Up to £75k depending on experience • Share options from ...

server-side logic. UI Development: Construction of responsive interfaces and layouts using modern JavaScript frameworks. API & Microservices: Development of RESTful services utilizing the Java Spring Boot ecosystem. Data Management: Design and maintenance of SQL/NoSQL databases and ORM integration. Quality Control: Execution of unit testing, code reviews … performance optimization to ensure high standards. Essential Skills Core Languages: Advanced proficiency in Java, JavaScript, HTML, and CSS. Back-End: Extensive experience with Java, Spring, and Spring Boot. Front-End: Practical knowledge of React, Angular, or Vue. Data Systems: Competency in SQL (MySQL, PostgreSQL) and NoSQL environments. Tooling ...

server-side logic. UI Development: Construction of responsive interfaces and layouts using modern JavaScript frameworks. API & Microservices: Development of RESTful services utilizing the Java Spring Boot ecosystem. Data Management: Design and maintenance of SQL/NoSQL databases and ORM integration. Quality Control: Execution of unit testing, code reviews … performance optimization to ensure high standards. Essential Skills Core Languages: Advanced proficiency in Java, JavaScript, HTML, and CSS. Back-End: Extensive experience with Java, Spring, and Spring Boot. Front-End: Practical knowledge of React, Angular, or Vue. Data Systems: Competency in SQL (MySQL, PostgreSQL) and NoSQL environments. Tooling ...

technologies to ensure scalable, high-performance applications: Programming Languages: JavaScript/TypeScript, Java, C# Frameworks: Vue/Angular/React/Node/Next, Spring/Spring Boot, .NET/ASP.NET Cloud platforms: AWS, GCP, Azure CI/CD:Jenkins, GitHub Actions, Azure DevOps IaC: Terraform, CloudFormation ...