151 to 175 of 475 Kotlin Jobs in England

Android Developer — Scale In-Store Tech

Location
Greater London, England, United Kingdom
efficiently. The candidate will develop high-quality code and support production systems while collaborating with a friendly engineering team. The role requires expertise in Kotlin and/or Java, alongside a background in Android development. This is a great opportunity to contribute to an innovative project in over ...

QA Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £75,000 per annum
Skills & Experience Strong QA automation engineering experience Expertise in API and UI testing Experience with Playwright, Selenium, or similar tools Knowledge of Java or Kotlin Strong understanding of HTML, CSS, JavaScript, and SQL Experience with CI/CD pipelines and Agile environments Comfortable using AI tools within an engineering ...

Android Developer

Location
Greater London, England, United Kingdom
drive value Working efficiently with partners across the organisation to communicate and translate business needs into improvements in the product Qualifications Experience with Kotlin and/or Java Experience working in a collaborative team A background in Android development (ideally) #J-18808-Ljbffr ...

Director of Engineering

Location
Greater London, England, United Kingdom
Architecture, turning design intent into shipped, resilient, high-volume systems. What you'll actually need (non-negotiable) Hands-on depth in Java/Kotlin, Spring Boot, and event-driven systems on AWS — enough to earn trust in a code review, not just a 1:1. Proven experience scaling ...

QA Automation Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 per annum
/CD processes and quality best practices Collaborating closely with product and engineering teams Your Skills & Experience Strong commercial experience with Java or Kotlin Experience with API testing using tools such as Rest Assured or Postman UI automation experience using Selenium, Playwright, or similar Strong understanding of JSON ...

Production Software Engineer

Location
Greater London, England, United Kingdom
improvements Qualified Candidates Strong background in software engineering, ideally in distributed, real‐time systems Experience in at least one typed language, such as Java, Kotlin, C#, C++ or Rust Experience with containerisation and orchestration technologies, such as Kubernetes, in production environments A passion for developing robust, maintainable software that ...

application security engineer in insurance

Location
Greater London, England, United Kingdom
engineering; Provide feedback on Ki's architecture and lead technical security discussions. Требования Strong ability to write and review code, preferably in Python, TypeScript, Kotlin, and Terraform, with a background in software development, SRE, DevOps, or practical security engineering; In-depth understanding of securing AI/LLM applications, agentic ...

Software Engineer - Trade Technology

Location
Greater London, England, United Kingdom
skills and experience: Strong background in software engineering, ideally in distributed, real‐time systems Experience in at least one typed language, such as Java, Kotlin, C#, C++ or Rust Experience with containerisation and orchestration technologies, such as Kubernetes, in production environments A passion for developing robust, maintainable software, that ...

Staff Software Engineer, Labs Science

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
discovery. Minimum qualifications: Bachelors degree or equivalent practical experience. 8 years of experience in full-stack software development using languages such as C++, Java, Kotlin, and Typescript. 3 years of experience with front-end frameworks, full-stack development, or API development. 1 year of experience with software design, architecture ...

Staff Software Engineer, Labs Science

Location
Greater London, England, United Kingdom
discovery. Minimum qualifications: Bachelors degree or equivalent practical experience. 8 years of experience in full-stack software development using languages such as C++, Java, Kotlin, and Typescript. 3 years of experience with front-end frameworks, full-stack development, or API development. 1 year of experience with software design, architecture ...

Senior Software Engineer – Backend (AI)

Location
Greater London, England, United Kingdom
features into their own product areas What We're Looking For Strong experience as a backend engineer in production environments Solid skills in Kotlin, Java, or a similar JVM language, and comfort picking up a new stack Experience designing and scaling APIs and distributed systems where reliability and correctness ...

Summer Intern Operational Cyber Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent
including desktop, mobile and embedded systems and a range of languages including: Microsoft C, C#, C++, .NET Mobile iOS (Swift, Objective-C), Android (Java, Kotlin, C++) Vulnerability Research & Reverse Engineering (IDA/Ghidra/Binary Ninja, Frida) Web HTML, JavaScript, Web Sockets, Web Assembly, REST O/S Linux ...

Software Development Engineer II - Full Stack

Location
Greater London, England, United Kingdom
Approximately 2–3 years of software development experience. Experience with full-stack development across frontend and backend systems. Experience developing with React. Experience with Kotlin backend development; strong Java and or Scala experience may be considered as an alternative. Experience developing and integrating APIs. Understanding of API design considerations ...

Feature Lead - Technology

Location
Greater London, England, United Kingdom
depth knowledge of Credit or Rates eTrading workflows and market structure Proficiency in debugging/profiling JDK based languages (Java/Scala/Kotlin/Clojure) Advanced work with JDK CI/CD and build toolchains including Maven, Gradle, SBT, Jenkins Experience with modern RPC microservices, specifically GraphQL ...

Senior Application Security Engineer (Remote)

Location
Greater London, England, United Kingdom
agentic workflows to automate tasks, build tools and improve productivity Collaborative mindset paired with strong written and verbal communication skills Bonus points Proficiency with Kotlin, gRPC, GraphQL, Kubernetes Previous experience as a software engineer Consultancy experience performing web application security reviews Experience with securing distributed systems ...

Staff Software Engineer, Labs Science

Location
City of Westminster, England, United Kingdom
domain. Bachelor’s degree or equivalent practical experience. 8 years of experience in full-stack software development using languages such as C++, Java, Kotlin, and Typescript. 3 years of experience with front-end frameworks, full-stack development, or API development. 1 year of experience with software design, architecture ...

Lead Android Developer

Location
Greater London, England, United Kingdom
concepts of continuous delivery pipelines and their implementation. Experienced with evaluating and integrating 3rd party libraries as per project requirements. Additional technologies include: Kotlin Retrofit + OkHttp MVVM ExoPlayer JUnit4 and Mockito Dagger + Hilt Firebase Coroutines and Flows Google Analytics AI: Familiarity with AI-assisted development workflow tooling ...

iOS Engineer

Location
Greater London, England, United Kingdom
make a meaningful difference for customers. Added Bonus (but Not Essential) Experience applying mobile security best practices. You have collaborated with Android engineers using Kotlin and/or React Native engineers. At Zopa we value flexible ways of working. We value face-to-face collaboration and a good work ...

Product Engineer

Location
Greater London, England, United Kingdom
whole business, ensuring our technology directly enables ethical financial outcomes.## **Requirements****Requirements*** Proven Technical Depth: Strong experience with JavaScript/TypeScript and Java/Kotlin, NestJS, React, and PostgreSQL or MongoDB.* A track record of shipping user-facing features where you played a role ...

AI Engineer

Location
Greater London, England, United Kingdom
build industry leading products, we'd love to hear from you! Proficiency in at least one programming language. I.e Python, C#, JavaScript, Kotlin, Java, Go.. Experience with Gen AI tools (e.g LangGraph, CrewAI, Hugging Face, OpenAI APIs etc) Experience in building and optimising systems for performance, scalability, and reliability ...

Software Engineer - Connectors

Location
Greater London, England, United Kingdom
developing production-level software You have experience designing multi-threaded systems and algorithms You have hands‐on experience with backend programming languages, such as Kotlin, Java, or Go You ideally have professional experience developing software systems, either in cloud or on-premises, involving either of the following; Distributed event ...

Senior Avaloq Consultant

Location
Greater London, England, United Kingdom
ability to connect functional requirements with technical implementation. Understanding of interfaces and integration concepts; experience with APIs and modern technologies such as Java, Kotlin, Kafka, cloud platforms or CI/CD is advantageous. Structured analytical thinking, careful attention to detail and a pragmatic approach to solving complex problems. Clear ...

Android Engineer

Location
Southampton, England, United Kingdom
Jetpack Compose with Material 3 for our UI, alongside a legacy of View/XML-based screens that we are progressively migrating. We use Kotlin Coroutines and Flow throughout the application stack for handling asynchronous operations, with RxJava retained in older parts of the codebase. We are transitioning from ...

Senior Android Developer

Hiring Organisation
Stott & May Professional Search Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£90,000
thrives on clean architecture, elegant code collaborative delivery whilst working as part of an Agile cross-functional team. Skills and Experience * Strong proficiency in Kotlin and Android SDKs, with a deep understanding of Jetpack libraries, Compose and modern Android architecture components. * Kotlin Multiplatform (KMM, KMP) * Experience with RESTful ...

Senior Software Engineer

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
funded client delivery: you will build mission-critical web applications and API backends for central MoD programmes, while contributing to low-level system integrations (Kotlin, Android ART, IPC/AIDL) on tactical edge and Situational Awareness (TAK) platforms. You will sit at the intersection of modern enterprise software engineering … microservices, and APIs (TypeScript, Node.js, React, or Python) for cloud and hybrid MoD landing zones. Edge & Tactical Systems Integration: Develop native Android background services (Kotlin on ART), IPC/AIDL interfaces, and Cursor-on-Target (CoT) data routers connecting front-end C2 displays (e.g., OmniTAK, ATAK) to backend services. ...