301 to 325 of 433 Kotlin Jobs in England

what your day-to-day might look like:Drive technical execution by designing, building, and evolving the Android SDUI renderer — and the backend services (Kotlin, Golang, Protobuf) that feed it — to handle complex, real-time UI updates at scale.Lead architectural improvements and code reviews, ensuring the maintainability, visibility … expertise in some of these areas and curiosity to grow in others:5+ years building Android applications at scale, with a deep understanding of Kotlin and Jetpack Compose.Backend development experience, specifically with Golang, Kotlin, and Protobuf, and the comfort to move between client and server code ...

what your day-to-day might look like: Drive technical execution by designing, building, and evolving the Android SDUI renderer — and the backend services (Kotlin, Golang, Protobuf) that feed it — to handle complex, real-time UI updates at scale. Lead architectural improvements and code reviews, ensuring the maintainability, visibility … expertise in some of these areas and curiosity to grow in others: 5+ years building Android applications at scale , with a deep understanding of Kotlin and Jetpack Compose. Backend development experience , specifically with Golang, Kotlin, and Protobuf, and the comfort to move between client and server code ...

/.NETOwn the full SDLC - from feature inception through to production, monitoring, and continuous improvementContribute to mobile development across iOS and Android using Flutter, Kotlin, and/or SwiftCollaborate with Product, Design, and QA from early feature shaping through to deliveryWrite thorough unit and integration tests and uphold high … drive improvements across the teamWork cross-functionally, bridging technical decisions with business goalsWhat We're Looking ForMobile development experience in Flutter/Dart, Kotlin, or Swift - this is a firm requirementStrong back-end engineering experience, ideally in C#/.NETSolid testing practice across unit and integration testingExperience with ...

senior engineer, you\'ll collaborate closely with product, design, and engineers across Proton to build and ship high-quality Android experiences using Kotlin, Jetpack Compose, and an increasingly shared Rust core. You\'ll take end-to-end ownership of your work and help define what "great" looks like … privacy-focused consumer products at scale. Responsibilities Collaborate with product, design, and engineering teams to build and ship Android experiences using Kotlin, Jetpack Compose, and Rust Take end-to-end ownership of features from scoping and technical design through delivery and iteration Contribute to maintainable, scalable, and testable mobile ...

product further. You'll work across our data integration platform and our open-source schema language and ecosystem.What You'll Work On Mostly Kotlin backend, but everyone touches the full stack: the integration platform (streaming pipelines, query execution, API composition, schema resolution, running in production at real financial institutions … built on Spring AI (greenfield work orchestrating integrations autonomously); and the frontend (mainly Angular, some React, no specialism required).What We're Looking For Kotlin, or strong modern Java 17+ with a willingness to learn; reactive streams experience (Flux, Mono, coroutines, backpressure); schema/type thinking (OpenAPI, Avro, Protobuf ...

deliver seamless end-to-end features. Write robust, well-tested, and high-performance code, ensuring high quality and reliability across our platform.### Skills Required* Kotlin* C++* TypeScript* Dart* Angular* Java* APIs* SDKs* LLM APIs* Generative AI### Tags:UKLondonAngular DeveloperFlutter DeveloperShare Job:Application planning## What to evaluate before applying### Visa … opening.Google profile### Interview preparation* Experience signal: Mid level experience. Minimum 2 years of experience with full stack development, across back-end such as Kotlin, C++ codebases, and front-end experience including TypeScript or equivalent. 2 years of experience with software development in one or more programming languages ...

performant, reliable, and delightful to use.While the app today is built with React Native, we are expanding our native capabilities in Swift and Kotlin and are transforming the Android experience with a move toward a more fully native approach. This is an exciting opportunity to be part of that … engineers to design, build, and evolve the Android platform.Play a key role in migrating the app from React Native to native Android, building in Kotlin with strong architectural foundations and industry best practices.Partner with the wider mobile engineering community, including React Native developers, to define best practices for native ...

performant, reliable, and delightful to use. While the app today is built with React Native, we are expanding our native capabilities in Swift and Kotlin and are transforming the Android experience with a move toward a more fully native approach. This is an exciting opportunity to be part … design, build, and evolve the Android platform. Play a key role in migrating the app from React Native to native Android, building in Kotlin with strong architectural foundations and industry best practices. Partner with the wider mobile engineering community, including React Native developers, to define best practices for native ...

related technical field; or equivalent related professional experience.5+ years of relevant professional experience.Strong software engineering fundamentals—data structures, and algorithms in Java or Kotlin, with familiarity across the JVM stack, system design, and distributed systems—and can understand highly complex systems, design moderately complex services, and guide integrations across … teams within the business unit.Building and operating high‐performance, highly available backend services in public/hybrid cloud environments (Kotlin strongly preferred).Demonstrated experience leading engineering efforts for services operating at scale in a cloud environment (preferably AWS), including deploying and operating services using platform tooling and/ ...

Services to drive our core platform ecosystem. In this role, you will drive technical excellence across dual-stack (Node.js/TypeScript and Java/Kotlin) distributed systems. Job Role Own and operate platform services that include customer and developer portals and centralised document management plus other cross-cutting services … developer portal and internal tooling Required experience 10+ years backend engineering with distributed systems at scale Strong in Node.js/TypeScript and Java/Kotlin Kafka and event-driven architecture AWS, Kubernetes, Docker in production Postgres, Elasticsearch; observability tooling (Datadog, Elastic APM) Financial services or other regulated/high ...

Software Development Engineer II Location – London, UK Type : Onsite – 5 days per week Duration : 12 Months Start Date : ASAP Requirements: Top Must-Haves: Java, Kotlin and TypeScript Job Description: We are hiring an L5 Software Development Engineer (contractor) in London to join the Prime Video Edge Platform team. … Efficiency and maintaining availability and security Participate in on-call rotations and operational excellence practices Basic Qualifications Professional software development experience Proficiency with Java, Kotlin and TypeScript Experience designing and building distributed systems or backend services Experience with cloud infrastructure (AWS — e.g., Ec2, NLB, ElastiCache, Lambda, DynamoDB) Experience with ...

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 ...

intelligent rate‐limiting, and solving complex concurrency challenges (e.g., database locks and connection starvation). Deliver thought leadership and coding excellence across Java/Kotlin, ensuring seamless integration between backend microservices and UI components (including resolving complex CORS and distributed edge proxy requirements). Mentor and elevate engineers across … agentic programming patterns and LLM‐assisted workflows—to accelerate platform engineering and developer velocity. Deep expertise in backend JVM languages (Java and/or Kotlin) with a strong understanding of distributed systems internals. Proven track record of delivering API‐first infrastructures, API Gateways (e.g., Traefik), and edge routing solutions ...

backend architecture. You’ll tackle our most complex technical challenges and set the standards for how we solve them. Our services run on Kotlin with Spring Boot, and you’ll have significant influence over architectural patterns and how we approach infrastructure problems. Build for the next phase of growth. … collaborate and build. Tech stack We hire for ability, not a specific tech stack. Most of the team learned our stack here: Backend: Kotlin (modular monolith using Http4k, Spring Boot, Exposed, Result4k) Storage: Postgres, BigQuery Async messaging: Google Cloud Pub/Sub Infrastructure: Google Cloud, Terraform Frontend: TypeScript, React ...

mortem leadership. Work as a core member of the software engineering team, participating in daily standups and design discussions.Contribute directly to the codebase (Java, Kotlin, Python) to implement reliability improvements, performance optimisations, bug fixes, and automation.Lead the design and rollout of modern SRE patterns across trading systems, including automated … implementing observability frameworks for mission critical systems.Proven ability to lead incident response and drive long term remediation.Solid programming skills in Python, Java, or Kotlin, with the ability to contribute production grade code. Experience with microservices, distributed systems, and event driven architectures.Strong understanding of CI/CD pipelines, automated testing ...

Drive best practices across our full stack, guiding the development of responsive frontend applications (React/TypeScript) and robust, scalable backend services (Python, Java, Kotlin, or Node.js). LLM Observability & Reliability: Establish robust LLM observability, evaluations, and caching, implementing latency optimisations and comprehensive monitoring (logging, usage tracking, agent behaviour … production environments. Full‐Stack Expertise: High proficiency in modern frontend frameworks (specifically React and TypeScript) and robust backend development languages (Python, Java/Kotlin, or Node.js). GenAI & MCP Knowledge: Deep understanding of LLM APIs, prompt engineering, agentic/multi‐agent architectures, and building/consuming Model Context Protocol ...

leadership. Work as a core member of the software engineering team, participating in daily standups and design discussions. Contribute directly to the codebase (Java, Kotlin, Python) to implement reliability improvements, performance optimisations, bug fixes, and automation. Lead the design and rollout of modern SRE patterns across trading systems, including … observability frameworks for mission critical systems. Proven ability to lead incident response and drive long term remediation. Solid programming skills in Python, Java, or Kotlin, with the ability to contribute production grade code. Experience with microservices, distributed systems, and event driven architectures. Strong understanding of CI/CD pipelines ...

Drive best practices across our full stack, guiding the development of responsive frontend applications (React/TypeScript) and robust, scalable backend services (Python, Java, Kotlin, or Node.js).LLM Observability & Reliability: Establish robust LLM observability, evaluations, and caching, implementing latency optimisations and comprehensive monitoring (logging, usage tracking, agent behaviour).Operational … features in production environments.Full-Stack Expertise: High proficiency in modern frontend frameworks (specifically React and TypeScript) and robust backend development languages (Python, Java/Kotlin, or Node.js).GenAI & MCP Knowledge: Deep understanding of LLM APIs, prompt engineering, agentic/multi-agent architectures, and building/consuming Model Context Protocol ...

secure coding patterns, and provide pragmatic remediation guidance.Advanced Code Auditing: Conduct deep-dive manual and automated code reviews on highly sensitive Java and Kotlin backend Pull Requests.Security Debt & Remediation Negotiation: Produce data-driven Security Debt packs and negotiate remediation into engineering roadmaps. You will negotiate remediation timelines with Product … GHAS, Snyk, or similar. You should be intimately familiar with the SARIF ecosystem and ASPM workflows.Expert-level ability to audit and propose fixes in Kotlin/Java, TypeScript/JS, Python, and familiarity with containerised deployments (Kubernetes).Strong threat modeling experience and pragmatic architecture guidance for high-stakes financial ...

## Sr. Software Engineer - Data Query Platform - (London, Hybrid)Applylocations: United Kingdom - Londontime type: Full timeposted on: Posted Todayjob requisition id: R26425As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that ...

As a global leader in cybersecurity, CrowdStrike protects the people, processes and technologies that drive modern organizations. Since 2011, our mission hasn’t changed — we’re here to stop breaches, and we’ve redefined modern ...

Backend Software Engineer/Developer (Java Kotlin AWS API) Hybrid WFH to 120kWould you like to progress your career in an impactful hands-on Backend Software Engineer role working on Tech for Good You could be joining a HealthTech Start-up, founded by two highly successful, Cambridge University educated … 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 complex ...

additional information, please review .**Full Stack Engineer (Kotlin and/or Python) – VP**Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ … aspirations.**Technology Skills Desired:*** **Backend Expertise** (Mandatory for Backend Role, Highly Desired for Full Stack): + Strong proficiency in modern backend languages such as Kotlin and/or Python. + Extensive experience with microservices architecture and developing scalable, resilient services. + Demonstrated experience deploying and managing applications within containerization ...

Technopride Ltd in London, United Kingdom, is seeking an experienced Android Developer with strong Kotlin expertise to deliver modern mobile solutions. The role requires 5+ years hands-on Android development, MVVM, SOLID, UI/UX guidelines, and a DevOps mindset with CI/CD experience. Eligibility for BPSS clearance ...

services end-to-end, from conception to production monitoringCollaborate directly with product, design and data experts to shape solutionsYour toolkit:You'll work with Kotlin, Kafka, Kubernetes, Docker, AWS Aurora Postgres, and other modern technologies. If you haven't worked with all of these, we value skilled engineers with ...