london, south east england, united kingdom Hybrid / WFH Options
Opus Recruitment Solutions
teams to understand project requirements and translate them into technical specifications. Implement best practices for software development, ensuring code quality, maintainability, and performance. Utilize Kotlin and Spring frameworks to enhance existing applications and create new features. Work with AWS services to deploy, monitor, and scale applications in a cloud … continuous improvement. Qualifications: Bachelor's degree in Computer Science, Engineering, or related field. 3+ years of professional experience in Java development. Solid understanding of Kotlin and experience in using it for building robust applications. Proficiency in the Spring framework, including Spring Boot. Hands-on experience with AWS services (e.g. More ❯
Tadcaster, North Yorkshire, Yorkshire, United Kingdom Hybrid / WFH Options
Innserve Limited
experience that meets the evolving needs of our business and users. Collaborating closely with the development team, you'll leverage your expertise in Java, Kotlin, Jetpack Compose, MVVM architecture, and the HILT Library to build and optimize the application for robustness, scalability, and performance. Your daily responsibilities will include … with our mission to 'Keep Britain Pouring' through exceptional service and technology. You'll already have: Degree level education (or equivalent) ideally. Proficiency in Kotlin programming language. Proficiency in Java programming language. Strong understanding of Android app development principles and practices. Familiarity with Jetpack Compose for UI development. Knowledge More ❯
secure, high-performance systems, lead a cross-functional development team, and foster a culture of technical excellence and continuous improvement. With expertise in Java, Kotlin, the Spring ecosystem, and cloud-native tooling, you'll ensure that the platform is resilient, secure, and ready to support millions of users across … fault-tolerant payment platform that integrates with providers like Braintree, PayPal, Adyen, Nuvei, and Chase Provide technical guidance and hands-on support in Java, Kotlin, and Spring Boot (including Batch, Web Flow, and Cloud Gateway) Advocate for JVM tuning, performance optimization, and debugging best practices Champion AWS-native architectures … effective communication across global teams and disciplines What You Need to Know Proven years of backend development experience, with a strong foundation in Java, Kotlin, and Spring Deep understanding of microservice design, concurrency, multithreading, and scalable APIs Hands-on experience with AWS, Docker, Kubernetes, and infrastructure as code Familiarity More ❯
is an opportunity to join one of our agile product teams working as a Back-End Software Engineer. You will be using your excellent Kotlin or Java skills to build and support new features adding value for Our Business. As a Back-End Engineer, you will also use your … have a track record of working in teams delivering complex, performant, high quality software. What you'll already have: Expertise in either server side Kotlin or a modern version of Java. A structured approach to systems analysis and development. A good understanding of Microservice Architectures. Experience with application frameworks More ❯
an opportunity to join one of our agile product teams working as a Senior Back-End Software Engineer. You will be using your excellent Kotlin or Java skills to build and support new features adding value for Our Business As a Senior Engineer, you will also use your knowledge … Product Engineer (L6). Essential skills/experience youll need Extensive experience leading, coaching and mentoring individuals/teams Expertise in either server side Kotlin or a modern version of Java. A structured approach to systems analysis and development. A good understanding of Microservice Architectures. Experience with application frameworks More ❯
Requirements for Mobile App Developer iOS & Android Strong commercial experience in both iOS and Android mobile app development Experience with Swift/Java or Kotlin Confident to be the in-house 'expert' for everything mobile-app-related Must have strong experience with push notifications - vital! Exprience working within an …/Cross-Platform Mobile Developer/Senior Mobile App Developer/App Developer/Mobile Solutions Architect/Mobile Software Engineer/Swift/Kotlin/Java/React/Angular ********************************************************************************* RedTech Recruitment Ltd focus on finding roles for people leaving STEM academia and entering industry. Even if the More ❯
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
derby, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
birmingham, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
worcester, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
northampton, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
nottingham, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
newport, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
lincoln, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
leicester, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
coventry, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
wolverhampton, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
chesterfield, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
west midlands, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
shrewsbury, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
belfast, antrim, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
telford, midlands, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
edinburgh, central scotland, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯
cambridge, east anglia, united kingdom Hybrid / WFH Options
Ocho
Senior Java/Kotlin Developer - Hybrid role - 2 days in the office - £65-71k + market leading package. About the Company: Our client is building a greenfield Vendor Management System (VMS) designed to transform how contingent workforces are managed. This is a rare opportunity to join a product … an early stage, with full autonomy to influence the platform's technical direction. You'll work in a modern, containerized microservices architecture built using Kotlin, Spring Boot, MongoDB, and GCP. The Role: We're looking for a Senior Java/Kotlin Developer with a strong backend focus and … work with cross-functional teams to prototype, build, and launch scalable services in a distributed environment. Key Responsibilities: * Design and build backend services using Kotlin, Spring Boot, and MongoDB on GCP * Collaborate with Product, Design, and Engineering teams to bring features from concept to production * Provide technical mentorship through More ❯