76 to 100 of 127 Kotlin Jobs in the UK

plus if you have Experience in retail , e‐commerce , or marketplace platforms Expertise in one or more backend languages (e.g. Go, Kotlin ) Background working with data‐intensive systems , experimentation, or analytics to inform and validate product and technical decisions for B2B/merchant use cases Our Commitment to Diversity ...

diagnosing issues in distributed or asynchronous systems. Experience with the Pragma platform or similar backend solutions would be beneficial. Experience developing backend services using Kotlin or other JVM-based languages would be a bonus. Console development experience and awareness of platform certification requirements is beneficial. Knowledge of relational databases ...

looking for a Senior Native Android Engineer based in Madrid. We are seeking a Senior Native Android Engineer to build advanced mobile solutions using Kotlin and Jetpack Compose . You will deliver concrete products - production apps and reusable, published SDKs - within the Grupo Santander platform ecosystem, applying solid software … platform documentation are written in English, and the SDK/platform is shared across international teams. (Required). Hard Skills Global: Mastery of Kotlin as a programming language. (Required). Strong knowledge of visibility and extensibility in Kotlin (internal boundaries, extension functions, API surface control). (Required). ...

standards and familiarity with AI-assisted development tools (e.g., GitHub Copilot) are highly desirable. Key Responsibilities Design, develop, and maintain native Android applications using Kotlin/Java and the Android SDK Integrate RESTful APIs and external services into mobile workflows Optimise application performance, including caching strategies, offline support … generated code prior to production use Use AI tools to support debugging, root cause analysis, and impact assessment Skills & Experience Essential: Strong experience with Kotlin (preferred) and/or Java, and the Android SDK Proven experience integrating REST APIs (or similar services) Hands-on knowledge of Google Play Console ...

Technology/National Security What You’ll Be Doing: Design, develop and maintain secure software solutions in highly regulated environments Build Android applications using Kotlin and Jetpack Compose Develop scalable backend services and APIs using Rust, Python or Go Collaborate closely with engineers, architects and delivery teams to solve … where requirements can evolve quickly Stay current with emerging technologies and recommend improvements where appropriate Main Skills Needed: Commercial experience developing Android applications with Kotlin Strong knowledge of Git and collaborative software development practices Experience building backend services using Rust, Python or Go Understanding of software engineering principles, including ...

identity flows across multiple geographies and regulatory environments. What You’ll Do Lead the design, build, and evolution of fullstack applications using React (TypeScript), Kotlin, Python, and Ruby Architect and develop scalable APIs and microservices deployed on AWS, Azure, or GCP Take ownership of complex features from design through … Qualifications 5+ years of professional experience in fullstack or software engineering Strong proficiency in React/TypeScript and at least one backend language (Python, Kotlin, or Ruby) Proven experience designing and building distributed systems and scalable architectures Experience building and operating APIs and microservices in cloud environments (AWS, Azure ...

join an established and evolving project team. This role is centred on the design, development, enhancement, and support of modern Android applications using Kotlin, while also contributing to broader engineering, deployment, and operational initiatives across the platform ecosystem. The successful candidate will bring strong expertise in native Android development … teams. The role offers the opportunity to contribute to architectural decisions, modern engineering practices, and the continuous improvement of mobile platforms and supporting systems. Kotlin remains a widely adopted language for Android engineering due to its safety features, interoperability, and modern development capabilities. Your future duties and responsibilities - Design ...

develop your technical expertise, contribute ideas, and work with the latest Android technologies and frameworks. Key responsibilities: •Design & Develop native Android applications using Kotlin and/or Java •Collaborate & Deliver responsive, user-focused mobile interfaces with UI/UX teams •Integrate & Optimise RESTful APIs and third-party services •Write … skills, and the ability to collaborate effectively within cross-functional teams. Essential qualifications and experience: •Commercial experience developing native Android applications •Strong proficiency in Kotlin and/or Java •Experience integrating RESTful APIs and third-party libraries/services •Understanding of Android UI/UX principles and responsive mobile ...

We are a small London startup with the ambition to change education with ML-powered tutoring. Our flagship product is a mobile application for teaching English to intermediate and advanced learners. We’re on the ...

they have on offer.. What you’ll be doing Building high-quality, user-facing features using React and TypeScript Contributing to backend services in Kotlin/Java Working closely with Product and Design to shape and deliver impactful features Owning problems end-to-end, from discovery through to production ...

equally comfortable thinking about schema evolution as they are about frontend state management. Backend Mastery: Strong production experience building high-scale services using Java, Kotlin, or Go . Modern Frontend Skills: Hands-on experience building clean, intuitive internal tooling using React and TypeScript . System Design & Integrity: Deep understanding ...

Nice-to-have, not required: Strong TypeScript/Node.js experience (it's our primary stack, but we'll happily hire someone excellent in Go, Kotlin, Python or similar) Experience scaling systems to high user volumes Exposure to ML/AI systems in production Healthcare or regulated-industry experience ...

Android Software Engineer (Kotlin) Cheltenham/Hybrid My client is looking for an experienced Android Software Engineer with strong Kotlin expertise to join a growing UK technology business delivering secure mobile solutions into the national defence sector. This is an opportunity to work across live programmes, next-generation … peer-sharing culture Career progression The role and responsibilities Designing, developing, testing, and maintaining high-quality Android applications Building secure, robust mobile applications in Kotlin Applying modern Android architecture patterns such as MVVM, MVI, and Clean Architecture Writing clean, maintainable code using modern Android practices including coroutines, Flow ...

Kotlin Developer (SC Cleared) Outside IR35 We are seeking experienced Kotlin Developers to join a high-profile national digital programme, building secure, scalable, and user-focused Android applications that support a major government digital transformation initiative. This is an opportunity to work on modern mobile products with significant … scale. Due to the nature of the programme, active SC clearance is required . Key Responsibilities Design, develop, and maintain modern Android applications using Kotlin as the primary language. Build responsive and scalable user interfaces using Jetpack Compose . Architect robust, maintainable, and testable solutions following Android best practices ...

able to work on a vast variety of projects and get exposure to a variety of technology such as (but not exhaustively) NodeJS,, Kotlin, Spring boot framework, RESTful microservices, NoSQL databases. Our Full Stack Engineers sit within Digital Excellence, part of the Business Technology practice in Capgemini Invent, which … Consultants have access to a vast array for different training and certifications in a variety of areas: cloud technologies (AWS, Azure, GCP), programming (Java, Kotlin, NodeJS, Spring Boot), DevOps (Terraform, Kubernetes, Docker), Cybersecurity (CISSP, CISM) and Agile delivery (Scrum Master, Product Owner, Scaled Agile Framework). Capgemini Invent offers ...

This job is with Global, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Accepting applications until: 31 July 2026 ...

Senior Kotlin Software Engineer (Investment Banking) – London/hybrid Daily rate: £600 – £1000 Duration: 6 months Hybrid: 2 days on site Start: ASAP My banking client is looking for 2 experienced Senior Kotlin Software Engineers to join a cloud‐hosted platform team within an investment banking environment. This … opportunity to work closely with business stakeholders in a demanding and high‐impact environment. Key Responsibilities Design, develop, test, and maintain backend services using Kotlin Contribute across the full software lifecycle: development, integration, and production support Implement and support event‐driven architectures, including event sourcing and event streaming Work ...

Senior Kotlin Software Engineer (Investment Banking) - London/hybrid Making sure you fit the guidelines as an applicant for this role is essential, please read the below carefully. Daily rate: £600 - £1000 Duration: 6 months Hybrid: 2 days on site Start: ASAP My banking client is looking … experienced Senior Kotlin Software Engineers to join a cloud-hosted platform team within an investment banking environment. This is a fast-paced, front-office-facing role with a strong emphasis on high-quality engineering, reliability, and collaborative working practices. The role offers exposure to modern engineering practices ...

currently based in Poland. About the Role: We are looking for a highly skilled and passionate Senior Android Developer with a strong command over Kotlin and a solid grasp of agile methodologies , and modern engineering practices such as Test-Driven Development (TDD) and Extreme Programming (XP) . … meet you. Required Skills & Qualifications: 10+ years of hands-on experience in Android development. Strong understanding and application of Spec-Driven Development Proficiency in Kotlin and Android SDK. Experience with CI/CD tools like Jenkins, GitHub Actions, Bitrise, or similar. Strong understanding and application of Test-Driven Development ...

months Location: Remote with occasional visits to London Clearance: BPSS Stages: 1 Stage Key Responsibilities Design, develop, and maintain native Android applications using Kotlin/Java and the Android SDK Integrate RESTful APIs and external services into mobile workflows Optimise application performance, including caching strategies, offline support … generated code prior to production use Use AI tools to support debugging, root cause analysis, and impact assessment Skills & Experience Essential: Strong experience with Kotlin (preferred) and/or Java, and the Android SDK Proven experience integrating REST APIs (or similar services) Hands-on knowledge of Google Play Console ...

standards and familiarity with AI-assisted development tools (eg, GitHub Copilot) are highly desirable. Key Responsibilities Design, develop, and maintain native Android applications using Kotlin/Java and the Android SDK Integrate RESTful APIs and external services into mobile workflows Optimise application performance, including caching strategies, offline support … generated code prior to production use Use AI tools to support debugging, root cause analysis, and impact assessment Skills & Experience Essential: Strong experience with Kotlin (preferred) and/or Java, and the Android SDK Proven experience integrating REST APIs (or similar services) Hands-on knowledge of Google Play Console ...

standards and familiarity with AI-assisted development tools (e.g., GitHub Copilot) are highly desirable. Key Responsibilities Design, develop, and maintain native Android applications using Kotlin/Java and the Android SDK Integrate RESTful APIs and external services into mobile workflows Optimise application performance, including caching strategies, offline support … generated code prior to production use Use AI tools to support debugging, root cause analysis, and impact assessment Skills & Experience Essential: Strong experience with Kotlin (preferred) and/or Java, and the Android SDK Proven experience integrating REST APIs (or similar services) Hands-on knowledge of Google Play Console ...

collaborative team tackling complex challenges. You don’t need to tick every box, but they’re particularly interested in people with strong Kotlin experience, secure development awareness, and the ability to adapt quickly as requirements evolve. Key Responsibilities: Collaborate with the development team to design, develop, and maintain software … solutions Develop reliable Android applications using Kotlin and Jetpack Compose Utilise Git for version control, ensuring efficient code management and collaboration Design and implement backend solutions using Rust, Python, or Go, ensuring robustness and scalability, including writing web APIs Utilise Docker for containerisation to streamline deployment processes and ensure ...

join a high-profile digital programme delivering secure, user-focused mobile services at scale. Key Responsibilities Design and develop modern Android applications using Kotlin and Jetpack Compose. Collaborate with cross-functional teams to define and deliver new mobile features. Integrate applications with RESTful APIs and external data sources. Support … through the adoption of new technologies and development approaches. Required Skills & Experience Active SC Clearance (essential). Strong commercial experience developing Android applications. Excellent Kotlin development skills. Hands-on experience with Jetpack Compose. Experience integrating RESTful APIs and working with JSON. Strong understanding of Git version control. Excellent communication ...

suited to strong software engineers/software developer with experience in one or more of the following: C++, Rust, C#, Java, TypeScript, Android/Kotlin, or other modern software engineering stacks. Benefits £60,000 - £90,000 basic salary depending on experience Bonus Hybrid working and flexibility (2 days … Engineer, Full Stack Engineer, Mobile Engineer, or similar Strong ability in one or more modern programming languages such as C++, Rust, C#, Java, TypeScript, Kotlin/Android, or similar Strong software engineering fundamentals including code quality, maintainability, and problem solving Experience building production software in commercial environments Ability ...