301 to 325 of 459 Kotlin Jobs

Senior Engineer, Android - Instant Rips

Location
Greater London, England, United Kingdom
broader team and Android engineering environment. What You’ll Do Build Exceptional Android Experiences Design, develop, test, and maintain high‐quality Android applications using Kotlin and modern Android development practices. Own complex features and technical initiatives from design through implementation, launch, and ongoing operation. Partner closely with Product … stakeholders. What We’re Looking For 5+ years of professional software engineering experience, with significant experience building and shipping Android applications. Deep proficiency with Kotlin and the modern Android ecosystem. Strong knowledge of Android architecture, application lifecycle, concurrency, networking, persistence, and performance optimization. Experience with modern Android frameworks ...

Quality Engineer

Hiring Organisation
Just Eat Takeaway.com
Location
Enschede, Overijssel, Netherlands
Employment Type
Permanent
Salary
EUR Annual
defining test strategies, executing automation, and supporting production deployments. Test Automation & Frameworks: Design, build, and maintain scalable API and E2E automation frameworks using Java, Kotlin, RestAssured, and Spring Boot. Pipeline & CI/CD Integration: Integrate automated test suites into our CI/CD pipelines using GitHub Actions to enable …/GCP). Event-Driven Testing: Experience testing microservices architectures and messaging systems (e.g., Kafka, SQS). Our Tech stack Languages & Frameworks: Java, Kotlin, RestAssured, Spring Boot QA & Testing Tools: Postman, Zephyr Scale, Jira, Datadog CI/CD & DevOps: GitHub Actions, Sonic AI & Productivity: AI-assisted development & testing tools ...

Mobile Quality Engineer

Location
United Kingdom
most of our customers experience all of our products in one centralised space. It's written in React Native and TypeScript with a Kotlin backend, shipped to iOS and Android from a single codebase. We are now looking to level up the quality engineering so that we can raise … view on test data and environment strategy. Our tech stack Mobile: TypeScript, React Native, Expo, EAS, GraphQL, Relay, Jest, React Testing Library, Maestro. Backend: Kotlin, PHP 8 (Symfony), AWS, Postgres, RabbitMQ, Docker, Kubernetes. Tooling and observability: GitHub, GitHub Actions, Jira, Confluence, Datadog, Sentry, Grafana. Interview process Quick call with ...

Java Developer

Hiring Organisation
Global
Location
Greater London, United Kingdom
Employment Type
Full Time
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: 27 November 2026 ...

Java Developer

Hiring Organisation
Global
Location
London, UK
Employment Type
Full-time
Accepting applications until: 27 November 2026Job DescriptionYour Role: Java Developer Keeping our audiences entertained with their favourite podcasts, radio shows, video content and playlists, the Consumer Growth team builds best-in-class tech to help ...

Senior Kotlin Developer - Birmingham

Location
Birmingham, England, United Kingdom
Senior Kotlin Developer Birmingham (Hybrid - 2 Days Per Week Onsite) £57,500 - £72,000 + Excellent Benefits Harvey Nash are recruiting for experienced Senior Kotlin Developers to join a rapidly growing digital consultancy delivering large-scale, mission-critical software projects. This is an opportunity to work on complex … systems, modern cloud-native architectures and high-impact digital services within collaborative, agile teams. What You'll Be Doing Developing scalable backend applications using Kotlin Building secure, cloud-based solutions within AWS environments Working closely with architects, product teams and fellow engineers Writing clean, maintainable and well-tested code ...

Senior Java/Kotlin Engineer - Equity Derivatives Tech - VP

Hiring Organisation
Citigroup
Location
London, England, United Kingdom
specifications.Proactively identify, mitigate, and solve complex risks throughout the software development lifecycle.Improve system performance, scalability, reliability, observability.Skills RequiredStrong software engineering experience in Java/Kotlin, building enterprise-grade, cloud-hosted systems.Proven experience working directly with end users or ideally trading desks to deliver mission-critical capabilities from concept through ...

Senior Software Engineer (JVM, Kotlin)

Location
Greater London, England, United Kingdom
solutions. What we are looking for: A consultative approach to software development and software engineering. Core foundation in programming, especially in JVM languages (particularly Kotlin or Java). Experience designing and implementing data-driven APIs. Exposure to frontend development (particularly React.js, Tailwind, REDUX, Typescript) Past project experience with large ...

Senior Android Engineer

Location
Leeds, England, United Kingdom
build the app customers use to manage their money: accounts, cards, payments, savings, deposits, and onboarding/KYC. The Android codebase is modular and Kotlin-first, organised into independent core and feature modules. About the role We'rehiring a Senior Android Engineer to take a leading technical role … closely with product, design, and backend engineering to ship features that are secure, fast, and genuinely good to use.There'salso theoptionto contribute to our Kotlin backend-for-frontend (BFF), for engineers who want exposure across the stack. What you'll work on Design, build, and maintain features across ...

Senior Android Engineer

Location
Greater London, England, United Kingdom
build the app customers use to manage their money: accounts, cards, payments, savings, deposits, and onboarding/KYC. The Android codebase is modular and Kotlin-first, organised into independent core and feature modules. About the role We'rehiring a Senior Android Engineer to take a leading technical role … closely with product, design, and backend engineering to ship features that are secure, fast, and genuinely good to use.There'salso theoptionto contribute to our Kotlin backend-for-frontend (BFF), for engineers who want exposure across the stack. What you'll work on Design, build, and maintain features across ...

Android Developer (Contract)

Location
Cheltenham, England, United Kingdom
will work is highly collaborative and supportive, allowing you to be the best you can be! Your work may include: Develop reliable applications in Kotlin Jetpack Compose for Android, with the potential to branch out into Kotlin Multi-Platform. These applications focus on a range of user experiences … particularly interested in people with skills/experience in: Bachelor's degree in Computer Science, Engineering, or related field. Proficiency in Android Kotlin front-end development. Happy to develop PoC applications where requirements may change rapidly and rework is common. Strong proficiency in GIT for version control and collaborative ...

Senior Android / Mobile App Developer

Location
Whiteley, England, United Kingdom
work on products used by real customers in a fast-moving Fintech environment. You’ll play a key role in developing Android applications using Kotlin , while also using AI tools and technologies to improve your development workflow, productivity and software delivery . The role You will: Develop and maintain … Android applications using Kotlin Build secure, scalable and high-quality mobile payment features Use AI tools and technologies within your software development workflow Work with Product, UX/UI and Backend teams to deliver new features Contribute to technical design and architectural decisions Write clean, maintainable and well-tested ...

Head of Engineering, POS Application Platform

Location
Greater London, England, United Kingdom
speed, reliability, and developer quality, flows from the engineering platform this role leads. We are building a dedicated POS Application Platform function: the foundational Kotlin-based engineering layer that sits beneath every POS product at Moniepoint. Think of it as the operating system for our POS engineering organisation … experience navigating payment certification processes such as PCI DSS and P2PE. Candidates without this will not be considered. Deep Android engineering expertise in Kotlin and Java. The POS application layer at Moniepoint is Android‐based and there are no exceptions to this requirement. Proven experience building internal engineering platforms ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
first engineering organization. The ideal candidate uses agentic AI tools as a force multiplier and is comfortable flexing to tackle backend tasks (Kotlin/Spring) when squad priorities shift. Core Responsibilities Feature Development: Build, test, and optimize highly scalable, user-oriented features for our client-facing web application. Full … Mindset: An independent, critical thinker who thrives in collaborative, small-team environments and values continuous feedback. Bonus Points Backend development experience in Java or Kotlin (ideally Spring Boot). Understanding of microservices, database concepts (RDBMS/PostgreSQL), and event-driven architectures (Kafka). Familiarity with containerization (Docker) or cloud ...

UI Engineer

Location
Greater London, England, United Kingdom
native mobile environments-working primarily with React/TypeScript for complex web dashboards and administrative consoles, alongside native mobile platforms using Swift (iOS) or Kotlin/Java (Android) to deliver responsive, zero-trust client applications for operators in the field. You will own front-end systems … professional engineering experience building production-grade web applications with modern React and TypeScript. Solid hands-on native mobile development experience with Swift (iOS) or Kotlin/Android (or proven experience bridging cross-platform architectures with native modules). Deep understanding of modern UI architecture, state management paradigms, and responsive ...

Lead Software Engineer - Full Stack Java, Kotlin

Location
Lower Blandford St Mary, England, United Kingdom
Lead Software Engineer - Full Stack Java, Kotlin BOURNEMOUTH, DORSET, United Kingdom Job Information Job Identification 210726816 Job Category Software Engineering Business Unit Commercial & Investment Bank Posting Date 03/27/2026, 10:42 AM Job Schedule Full time Job Shift Day About Us J.P. Morgan is a global … across the stack. Required qualifications, capabilities, and skills Professional experience building production-level software. Experience designing and building scalable server-side applications using Java, Kotlin, or other JVM-based languages. Experience building web services with the Spring framework. Proficiency with TypeScript and React, and experience building high-performance ...

Principal Software Engineer - React Native

Location
Greater London, England, United Kingdom
mobile build & release systems Strong grasp of architecture patterns Preferred qualifications, capabilities and skills Published React Native app(s) in public app stores Native Kotlin and/or Swift experience Kotlin Multiplatform exposure #ICBCareer #ICBEngineering #J-18808-Ljbffr ...

Senior Full Stack Engineer - London

Location
Greater London, England, United Kingdom
bounded context first. We’re partway through breaking our Ruby/Elixir monoliths into services. Our mobile apps are native, Swift on iOS and Kotlin on Android, and the APIs you write serve them too. You don’t need Swift or Kotlin on day one, but you will ...

Mobile App Developer (iOS & Android) Mobile Apps View role →

Location
Greater London, England, United Kingdom
about how fast and simple buying an eSIM feels. About the tech Apps React Native with TypeScript Native modules in Swift and Kotlin where needed One-tap eSIM installation on iOS and Android Laravel REST APIs for orders, wallet and referrals Stripe, Apple Pay and Google Pay Push notifications … What you’ll bring 3+ years of experience building and shipping consumer mobile apps Strong React Native and TypeScript skills, or native Swift/Kotlin experience Experience with REST APIs, authentication and in-app or card payments Good knowledge of App Store and Google Play review guidelines You care ...

Senior Android Developer (Contract, Outside IR35)

Location
United Kingdom
mobile security properly and want to use it, this contract will test it. What’s in it for you You’ll work in native Kotlin and Jetpack Compose on a live government app. You’ll see how features from several teams come together in one app, and help shape … through digital transformation. What you’ll be doing You’ll build and improve the common parts of the Android app, such as login, in Kotlin with Jetpack Compose. You’ll apply secure coding practices to authentication, data storage and network calls, in line with OWASP MASVS. You’ll work ...

Software Engineer - London

Location
City Of London, England, United Kingdom
Required Skills Kotlin TLS DNS unit testing AWS MCP AI Java TypeScript CDK AWS CDK Networking CI/CD Job Summary Backend Software Engineer – AWS CDK & Edge Platforms Location: London (Hybrid) Pay Rate: £400/day Inside IR35 Duration: 12 Months The Opportunity Looking to work on high-scale … latency client routing. Collaborating within an established engineering team to maintain operational standards. What We Are Looking For Solid software engineering background with Java, Kotlin, or TypeScript. Practical experience deploying and managing workloads on AWS using AWS CDK. Baseline knowledge of web networking (HTTP, TLS, DNS, load balancing). ...

Deliveroo Senior · Hybrid · London 31 de out. United Kingdom Senior Software Engineer (Fullstack) - Merchant EMEA grpc front-end back-end go +11

Location
Greater London, England, United Kingdom
with teammates, systems, and leaders across DoorDash and Wolt. Together, we’re unlocking new possibilities as one global team. Senior Fullstack Engineer (Go/Kotlin & React) About the Team Merchant EMEA Engineering builds the technology that helps merchants join, grow, and operate successfully across our markets. Our organization brings … Flexibility: We care more about solving the problem than strict frontend or backend boundaries. Our Tech Stack Our backend services primarily use Go and Kotlin, while our frontend applications use technologies such as TypeScript and React. We also work with technologies including Kafka, PostgreSQL, MongoDB, Redis, AWS, Kubernetes, Docker ...

Senior Software Engineering Manager (Active Savings)

Location
Bristol, England, United Kingdom
collaboration, and promote psychological safety to help teams navigate change. Hands-on knowledge of secure API design, authentication services, and mobile development (Swift/Kotlin, React Native). Knowledge and experience of modern DevOps tools and practices. Exposure to Figma and Vercel is a great plus. Experience leading engineering … reputable university is highly desirable. Tech Stack Java/Springboot/Gradle/HTML/GraphQL/Oracle/MyBatis/Swift/Kotlin Cucumber/Selenium/RestAssured/Jenkins Linux/Windows/AWS/Terraform IaC/Kubernetes Interview Process This will be a 3-stage ...

Senior Android Engineer

Location
Greater London, England, United Kingdom
join our Apps Experience team. Development of digital products is central to the Guardian. We create our award-winning Android app primarily in Kotlin and Java using Android Studio. We're focussed on providing a fast and stable experience to our users, and our Play Store rating of 4.7 … About the role Building and testing major new features, as well as improving and maintaining existing functionality for the app. Working 90%+ in Kotlin, but you may be required to work with Java too. You won't be coding in isolation - our culture is strongly collaborative, whether pair ...

Software Development Engineer III

Hiring Organisation
Expedia
Location
London, UK
Employment Type
Full-time
adhere to regulatory norms. The pricing platform supports millions of users every year in finding suitable travel products using technologies such as Java, Scala, Kotlin, Spring, MSSQL, DynamoDB, Redis, etc. We encourage experimentation with new technologies while maintaining a healthy balance between short- term and long-term goals. … Degree (4+ years post-degree experience)Hands-on experience in software development using Java or similar object-oriented programming languages, or Scala or Kotlin or similar functional languagesProven experience building and operating scalable distributed systems and services within AWS cloud infrastructure or similar technologies. You have experience formally mentoring ...