301 to 325 of 378 Kotlin Jobs in the UK

Full Stack Developer/Software Engineer (AWS Kotlin Spring Boot React) London/WFH to £120k Would you like to progress your career in an impactful, hands-on Full Stack Developer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly … with the CTO on the overall design and architecture of the products' tech stack, working on Greenfield applications. The tech stack is based on Kotlin, SpringBoot and AWS backend with TypeScript, React and Next.js on the front end. You'll be hands-on with architecture, design and coding, including … software engineering best practices, experience across the full development lifecycle and tech stack You have experience with most of the technology in the stack: Kotlin, SpringBoot, AWS, TypeScript, React, Next.js You're able to assess, recommend and make technical decisions with long-term product strategy in mind You have More ❯

Full Stack Developer/Software Engineer (AWS Kotlin Spring Boot React) London/WFH to £120k Would you like to progress your career in an impactful, hands-on Full Stack Developer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly … with the CTO on the overall design and architecture of the products' tech stack, working on Greenfield applications. The tech stack is based on Kotlin, SpringBoot and AWS backend with TypeScript, React and Next.js on the front end. You'll be hands-on with architecture, design and coding, including … software engineering best practices, experience across the full development lifecycle and tech stack You have experience with most of the technology in the stack: Kotlin, Spring Boot, AWS, TypeScript, React, Next.js You're able to assess, recommend and make technical decisions with long-term product strategy in mind You More ❯

Full Stack Developer/Software Engineer (AWS Kotlin Spring Boot React) London/WFH to £120k Would you like to progress your career in an impactful, hands-on Full Stack Developer role working on Tech for Good? You could be joining a HealthTech Start-up, founded by two highly … with the CTO on the overall design and architecture of the products' tech stack, working on Greenfield applications. The tech stack is based on Kotlin, SpringBoot and AWS backend with TypeScript, React and Next.js on the front end. You'll be hands-on with architecture, design and coding, including … software engineering best practices, experience across the full development lifecycle and tech stack You have experience with most of the technology in the stack: Kotlin, Spring Boot, AWS, TypeScript, React, Next.js You're able to assess, recommend and make technical decisions with long-term product strategy in mind You More ❯

be HYBRID (2 days a month) in their London Office They are looking for Engineers who come with a engineering background using: Java OR Kotlin (on the backend) - MUST HAVE + Spring Boot + Microservices TDD - MUST HAVE (THIS IS VERY IMPORTANT) TypeScript - MUST HAVE Vue OR React on More ❯

be HYBRID (2 days a month) in their London Office They are looking for Engineers who come with a engineering background using: Java OR Kotlin (on the backend) - MUST HAVE + Spring Boot + Microservices TDD - MUST HAVE (THIS IS VERY IMPORTANT) TypeScript - MUST HAVE Vue OR React on More ❯

they are helpful and optimised. Skills we'd love you to have: End-to-end delivery of fully-fledged commercial apps Good knowledge of Kotlin and Android SDK Experience with Kotlin Multiplatform Good understanding of design patterns & Object Oriented Programming Good knowledge of Android UI design principles, patterns More ❯

Senior/Principal Software Engineer - Kotlin £90,000-£150,000 basic salary Project at Tier One Investment Bank London - Hybrid working - flexible Are you a Senior/Principal Engineer with commercial Kotlin experience who is ready to make an impact in one of the world’s leading financial … institutions in the new year? We’re searching for a Senior/Principal Kotlin focused Engineer to join a critical project at a Tier 1 Investment Bank, working on mission-critical systems that power global investment strategies. This is a greenfield project where you'll have a lot of … time trading and risk management systems Ensure code quality through best practices, TDD, and strong testing methodologies. What we’re looking for: Expertise in Kotlin and experience building high-performance backend systems. A solid background in distributed systems. Experience with cloud technologies Familiarity with microservices architecture, CI/CD More ❯

Senior/Principal Software Engineer - Kotlin £90,000-£150,000 basic salary Project at Tier One Investment Bank London - Hybrid working - flexible Are you a Senior/Principal Engineer with commercial Kotlin experience who is ready to make an impact in one of the world’s leading financial … institutions in the new year? We’re searching for a Senior/Principal Kotlin focused Engineer to join a critical project at a Tier 1 Investment Bank, working on mission-critical systems that power global investment strategies. This is a greenfield project where you'll have a lot of … time trading and risk management systems Ensure code quality through best practices, TDD, and strong testing methodologies. What we’re looking for: Expertise in Kotlin and experience building high-performance backend systems. A solid background in distributed systems. Experience with cloud technologies Familiarity with microservices architecture, CI/CD More ❯

to make a lasting impact and shape the future of our SDK. Key Responsibilities: ● Maintain and Enhance SDK Code: Work with Swift on iOS, Kotlin and Java on Android and C in our core positioning engine to optimize the performance of sensors, data processing, and network communication across mobile … demos/admin usage etc Nice to haves: ● Android Experience: Strong iOS experience is required; openness to learning Android development is a definite plus. ● Kotlin Multiplatform - we’re not using it yet, but we’re watching Kotlin multiplatform closely, and it may become part of our stack. ● Experience More ❯

layers in Android apps to support real-time data, command, and control for autonomous systems Implement and optimise low-level communications Write high-quality Kotlin and Java code What We're Looking For: 5+ years of Android development experience using Kotlin and Java Proven expertise in low-level More ❯

layers in Android apps to support real-time data, command, and control for autonomous systems Implement and optimise low-level communications Write high-quality Kotlin and Java code What We're Looking For: 5+ years of Android development experience using Kotlin and Java Proven expertise in low-level More ❯

Android Developer (Kotlin) – Immediate Start | Hybrid (2 days onsite) | Outside IR35 Chapman Tate Associates is seeking a highly experienced contract Android Developer (Kotlin) to join our client on a critical short-term project. This is an exciting opportunity to apply your expertise in Android architecture and development to … of the app. 🔧 What You’ll Need: Extensive experience as a Senior Android Developer, working on large-scale, user-centric apps. Proven skills in Kotlin and the modern Android development stack. Strong grasp of Android application architecture, lifecycle management, and UI/UX design best practices. Confidence to critically More ❯

Android Developer (Kotlin) – Immediate Start | Hybrid (2 days onsite) | Outside IR35 Chapman Tate Associates is seeking a highly experienced contract Android Developer (Kotlin) to join our client on a critical short-term project. This is an exciting opportunity to apply your expertise in Android architecture and development to … of the app. 🔧 What You’ll Need: Extensive experience as a Senior Android Developer, working on large-scale, user-centric apps. Proven skills in Kotlin and the modern Android development stack. Strong grasp of Android application architecture, lifecycle management, and UI/UX design best practices. Confidence to critically More ❯

Job Title: Staff Backend Engineer (Kotlin) Location: Remote (UK-based candidates only) Salary: £100,000 - £130,000 Reports To: CTO Industry: Healthcare About the Company: I’ve partnered with an exciting HealthTech start-up on a mission to revolutionise healthcare through technology. Following investment, they are now looking for … the product and systems. Stay up to date with emerging technologies and apply them to build future-proof, efficient systems. Tech Stack: Primary language: Kotlin (experience with Java, Go, or similar multithreaded backend languages is welcome) Database: PostgreSQL Cloud Platforms: AWS or GCP Containers & Orchestration: Docker, Kubernetes CI/… for continuous integration and deployment What We’re Looking For: 7+ years of backend engineering experience, with a strong background in multithreaded backend languages (Kotlin, Java, Go, Rust, etc.). Experience working in the HealthTech space Strong experience with PostgreSQL or similar relational databases. Proficient in system design, API More ❯

build and ship end-to-end features. You’ll move fast, take ownership, and contribute across the stack -front-end (React/TypeScript), backend (Kotlin/Java/Python), and infrastructure (AWS, Docker). This is a hands-on role where code you write on Monday might be in … the hands of users by Friday. Requirements: 2+ years of experience as a software engineer Skill in React/TypeScript AND any OOP (Java, Kotlin, Scala, Python, C++.) Experience delivering product-focused software Interest in AI If this may be of interest, don't hesitate to apply More ❯

build and ship end-to-end features. You’ll move fast, take ownership, and contribute across the stack -front-end (React/TypeScript), backend (Kotlin/Java/Python), and infrastructure (AWS, Docker). This is a hands-on role where code you write on Monday might be in … the hands of users by Friday. Requirements: 2+ years of experience as a software engineer Skill in React/TypeScript AND any OOP (Java, Kotlin, Scala, Python, C++.) Experience delivering product-focused software Interest in AI If this may be of interest, don't hesitate to apply More ❯

s not, and you'll have the space to suggest improvements and shape best practices across the Android codebase. The tech setup is modern - Kotlin, Hilt, MVVM, clean architecture - with continuous deployment and strong observability. But what really sets this contract apart is the sense of ownership you'll … have, and the speed at which good ideas make it into production. Senior Android Engineer - Key Skills: Advanced Kotlin skills and deep knowledge of Android SDK Proven experience shipping mobile features at scale Strong understanding of modern Android architecture and design patterns Experience in performance optimisation and scalable UI More ❯

s not, and you'll have the space to suggest improvements and shape best practices across the Android codebase. The tech setup is modern - Kotlin, Hilt, MVVM, clean architecture - with continuous deployment and strong observability. But what really sets this contract apart is the sense of ownership you'll … have, and the speed at which good ideas make it into production. Senior Android Engineer - Key Skills: Advanced Kotlin skills and deep knowledge of Android SDK Proven experience shipping mobile features at scale Strong understanding of modern Android architecture and design patterns Experience in performance optimisation and scalable UI More ❯

of financial contracts and events. You will collaborate with domain experts, engineers, and product stakeholders to formalise financial workflows into code, using Java and Kotlin to build scalable, event-driven systems. Your work will drive consistency, transparency, and interoperability across our platform, enabling features such as post-trade automation … Engineering Design and implement services around the FINOS CDM, aligning closely with formal domain-driven principles. Build reactive, event-driven components using Java and Kotlin, ensuring scalability and resilience. Work with Kafka or similar messaging platforms to deliver asynchronous, high-throughput event processing. Domain Modelling & Domain Specific Languages Translate … and technical leadership to other engineers working on CDM-aligned services WHAT WE'RE LOOKING FOR Must-haves Strong commercial experience with Java and Kotlin in event driven data-intensive environments. Experience leading cross-functional technical initiatives from architecture to delivery. Deep understanding of domain-driven design (DDD) and More ❯

of financial contracts and events. You will collaborate with domain experts, engineers, and product stakeholders to formalise financial workflows into code, using Java and Kotlin to build scalable, event-driven systems. Your work will drive consistency, transparency, and interoperability across our platform, enabling features such as post-trade automation … Engineering Design and implement services around the FINOS CDM, aligning closely with formal domain-driven principles. Build reactive, event-driven components using Java and Kotlin, ensuring scalability and resilience. Work with Kafka or similar messaging platforms to deliver asynchronous, high-throughput event processing. Domain Modelling & Domain Specific Languages Translate … and technical leadership to other engineers working on CDM-aligned services WHAT WE'RE LOOKING FOR Must-haves Strong commercial experience with Java and Kotlin in event driven data-intensive environments. Experience leading cross-functional technical initiatives from architecture to delivery. Deep understanding of domain-driven design (DDD) and More ❯

of financial contracts and events. You will collaborate with domain experts, engineers, and product stakeholders to formalise financial workflows into code, using Java and Kotlin to build scalable, event-driven systems. Your work will drive consistency, transparency, and interoperability across our platform, enabling features such as post-trade automation … Engineering Design and implement services around the FINOS CDM, aligning closely with formal domain-driven principles. Build reactive, event-driven components using Java and Kotlin, ensuring scalability and resilience. Work with Kafka or similar messaging platforms to deliver asynchronous, high-throughput event processing. Domain Modelling & Domain Specific Languages Translate … and technical leadership to other engineers working on CDM-aligned services WHAT WE'RE LOOKING FOR Must-haves Strong commercial experience with Java and Kotlin in event driven data-intensive environments. Experience leading cross-functional technical initiatives from architecture to delivery. Deep understanding of domain-driven design (DDD) and More ❯

with experience in the development of iOS and Android apps to take our systems to the next level. Particularly with experience in Objective C, Kotlin and PHP (Laravel). You will be working with a team of people who are very passionate about their work and the delivery of … the professional and personal growth of our team. Key skills include A minimum of 2 years' experience working with and developing with Objective C, Kotlin and PHP (Laravel) in production environments, where best practice is followed Experience with the PHP Standard Recommendation (PSR) coding standard Good experience in Git More ❯

whilst acting as a leader and a mentor to other members of the team. You will be working with a large and ever expanding Kotlin codebase to enhance our Sports App. This will include feature development and enhancements, issue resolution and performance improvements, tooling production and automation. The day … is eligible for inclusion in the Company’s hybrid working from home policy. Preferred Skills, Qualifications and Experience Extensive experience in writing code using Kotlin in Android Studio. Genuine passion for Android development. Proven working experience with modern Android libraries and APIs. Familiarity with RESTful APIs to connect Android More ❯

What you'll be getting up to: Designing and implementing capabilities across the entire stack, both frontend (JavaScript, VueJS, HTML, CSS, Typescript) and backend (Kotlin) technologies. Championing quality software and practices across the company. Proactively seeking opportunities to improve the system as a whole; simplifying, refactoring and optimising. Collaborating … stack. Deep on at least one backend or frontend and proficient in the other. GitHub, Gradle, GCloud, bash, Regex, PostgreSQL, Json. BE: JVM language (Kotlin preferred). FE: JavaScript (frameworks React, Angular, Vue preferred). We believe this role will be a great fit if you: Have deep knowledge More ❯

to ensure everything works without downtime. Our systems are self-healing, responding gracefully to extreme loads or unexpected input. We use modern languages like Kotlin and Scala, Data technologies Kafka, Spark, MLflow, Kubeflow, VastStorage, StarRocks and agile development practices. Most importantly, we hire great people from around the world … the travel industry. What You'll Need to Succeed 5+ years of experience developing performance-critical applications in a production environment using Scala, Java, Kotlin, C#, Go or relevant modern programming languages. Strong RDBMS knowledge (SQL Server, Oracle, MySQL, or other). Ability to design and implement scalable architectures More ❯