376 to 400 of 488 Kotlin Jobs

Lead Software Engineer - Backend Engineering - Java/Kotlin

Hiring Organisation
JP Morgan Chase
Location
London, United Kingdom
Salary
£ 100 K
adherence to resiliency and security expectations; experience coaching engineers on safe, compliant adoption within delivery practicesTechnologies:We primarily use Jvm based languages (Java/Kotlin) but we also have parts of the platform that use other languages as needed.We look to use Open source when it makes sense ...

Full Stack Engineer

Hiring Organisation
Randstad
Location
London, United Kingdom
Salary
£ 60 K
global investment bank, designing and scaling cloud-native applications within the risk management space. You will drive end-to-end development using modern Java, Kotlin, React, and cloud technologies while working alongside cross-functional engineering teams.Mandatory SkillsCore Tech: Java, Kotlin, React, AWS Lambda, KubernetesKey ResponsibilitiesArchitecture & Development: Build performant … frontend and backend systems using Java, Kotlin, ReactJS, and modern state management tools (Redux/Context API).API & Event Integration: Design RESTful APIs, gRPC services, and event-driven architectures leveraging Kafka and Flink for real-time data processing.Cloud & DevOps: Deploy and maintain cloud-native applications on AWS and Kubernetes ...

Full Stack Engineer

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
global investment bank, designing and scaling cloud-native applications within the risk management space. You will drive end-to-end development using modern Java, Kotlin, React, and cloud technologies while working alongside cross-functional engineering teams. Mandatory Skills Core Tech: Java, Kotlin, React, AWS Lambda, Kubernetes Key Responsibilities … Architecture & Development: Build performant frontend and backend systems using Java, Kotlin, ReactJS, and modern state management tools (Redux/Context API). API & Event Integration: Design RESTful APIs, gRPC services, and event-driven architectures leveraging Kafka and Flink for real-time data processing. Cloud & DevOps: Deploy and maintain cloud ...

Java + CloudNative

Hiring Organisation
Randstad Technologies Recruitment
Location
London, United Kingdom
Employment Type
Permanent
Salary
£65000 - £70000/annum
global investment bank, designing and scaling cloud-native applications within the risk management space. You will drive end-to-end development using modern Java, Kotlin, React, and cloud technologies while working alongside cross-functional engineering teams. Mandatory Skills Core Tech: Java, Kotlin, React, AWS Lambda, Kubernetes Key Responsibilities … Architecture & Development: Build performant frontend and backend systems using Java, Kotlin, ReactJS, and modern state management tools (Redux/Context API). API & Event Integration: Design RESTful APIs, gRPC services, and event-driven architectures leveraging Kafka and Flink for real-time data processing. Cloud & DevOps: Deploy and maintain cloud ...

AI Engineer - London

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
revenue-critical infrastructure - on-call matters here. Tech stack We hire for ability, not a specific tech stack. Most of the team learned Kotlin here: Backend: Kotlin (modular monolith using Http4k, Spring Boot, Exposed, Result4k). Storage: Postgres, BigQuery. AI Platform: Vertex AI, Langsmith, more to come here. ...

Software Engineer (Mobile)

Hiring Organisation
Set2Recruit
Location
Devon, South West, United Kingdom
Employment Type
Permanent
Salary
£55,000
mobile side of the platform, working alongside the wider engineering team to design and build features used daily by customers across the UK. Kotlin is the core requirement, with scope to work across Android and, potentially, iOS as the product roadmap develops. What You'll Be Doing Design, build … maintain features within a live Kotlin-based mobile product Collaborate with product and engineering on roadmap and technical decisions Write clean, well-tested, maintainable code as part of a wider codebase Integrate the app with backend services and APIs Debug, optimise, and improve performance across releases Participate in code ...

Java Lead Engineer

Hiring Organisation
Teksystems
Location
Yorkshire, United Kingdom
Employment Type
Contract
Tier 1 Financial Services Company Development Lead (Kotlin/Java) Location: Sheffield (2 days per week in the office) Contract Type: Contract Working Pattern: Full Time About the Project The Developer Platforms, Standards and Controls team is building a platform that enables control owners and development teams to manage … view their compliance with a range of software development standards and controls. You will work across Kotlin and Java-based in-house web applications and APIs. We are hiring across 2-3 applications and proof-of-concepts, with allocation depending on experience and fit. The solutions include both microservice ...

Senior Engineer, Finance Engineering

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
norms. Taptap Send is a cross‐platform mobile app developed with React Native and TypeScript, which talks to a backend service written in Kotlin and backed by a PostgreSQL database, all of which runs on AWS and is managed via Terraform. Our internal tools leverage these technologies in addition … solutions, and much more! Responsibilities Take ownership of development of internal tool solutions Build experiences across the stack using primarily Python, and on occasion Kotlin Write well‐tested, high quality code, with an eye towards generics and re‐use Work closely with design and product teams to regularly ship ...

Senior AI Engineer

Hiring Organisation
Berenberg
Location
London, United Kingdom
Salary
£ 80 K
will work directly with business departments to develop practical, value-adding AI solutions. From a technology perspective, we work with Python, Java/Kotlin, Angular, Git, Docker, and Kubernetes, as well as current AI models through Vertex AI and Azure AI Foundry.The role offers you significant creative freedom … Designing, developing, and optimizing high-quality, scalable services – from classic backend APIs to AI-powered applicationsImplementing full-stack solutions using Java/Kotlin, Angular, and Python – incorporating AI components and modern frameworksTaking a leading role in shaping our long-term AI and software architecture to ensure future-readiness ...

Application Developer

Hiring Organisation
Fuel Recruitment
Location
Cheltenham, England, United Kingdom
design, build and deliver secure digital solutions in highly secure environments. Responsibilities Work with the development team to design, develop and maintain software Use Kotlin Jetpack Compose for Android to develop applications Ensure efficient code management and collaboration using GIT for version control Deliver backend solutions using either Rust … pipelines Provide constructive feedback to team members through code reviews Required Skills Experience using GIT for version control and collaborative development. Experience using Android Kotlin for front-end development. A willingness to develop PoC applications where requirements may change rapidly and rework is common. Experience with backend development languages ...

Senior C# Software Engineer – London

Hiring Organisation
Zopa
Location
London, United Kingdom
Salary
£ 80 K
current opportunities in Current Accounts, Lending, Credit Cards and Product Enablement. We care deeply about great engineering, which is why our core stack is Kotlin, running on a modern platform with Kafka, Kubernetes, Docker and AWS Aurora Postgres. But great engineers aren’t defined by a single language which … fundamentals, and have an appetite for learning something new, we’ll invest in you, help you grow your skills and confidently step into our Kotlin ecosystem.Your impact:Owning complex initiatives end to end, from idea to measurable outcome Designing scalable backend systems that stand up to real-world scale ...

Senior Mobile Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
from customer-facing product to internal tools, including shipping consumer-facing AI features into production on mobile. You'll work in Swift and Kotlin across iOS and Android alongside a tight team of mobile and web engineers, on everything from expansion into new markets to the polish that makes … timely resolutions to ensure smooth user experiences Qualifications 5+ years of professional experience building mobile applications for iOS and Android Proficiency in Swift or Kotlin, with deep expertise in at least one platform and the range to work across both Strong grasp of mobile UI/UX principles ...

Senior Mobile Engineer

Hiring Organisation
Fuse Energy Supply
Location
London, United Kingdom
Salary
£ 80 K
from customer-facing product to internal tools, including shipping consumer-facing AI features into production on mobile. You'll work in Swift and Kotlin across iOS and Android alongside a tight team of mobile and web engineers, on everything from expansion into new markets to the polish that makes … issues and provide timely resolutions to ensure smooth user experiencesRequirements5+ years of professional experience building mobile applications for iOS and AndroidProficiency in Swift or Kotlin, with deep expertise in at least one platform and the range to work across bothStrong grasp of mobile UI/UX principles and best ...

Software Developer (Android)

Hiring Organisation
Innovative Technology
Location
Oldham, Greater Manchester, North West, United Kingdom
Employment Type
Permanent
Software Developer (Android): Design, develop, test and maintain Android applications Build robust, scalable and user-friendly mobile features Work with Android SDK, Kotlin and/or Java, Android Studio, Gradle, and modern Android development practices Collaborate with technical teams and stakeholders across the business Participate in code reviews … requirements, Play Integrity, Google APIs, Firebase services and Android compatibility standards Essential Skills & Experience: Minimum 3 years' commercial Android development experience Experience with Kotlin and/or Java Hands-on experience publishing and maintaining apps on the Google Play Store Strong debugging, problem-solving and communication skills Your Package ...

Senior Software Engineering Manager (Active Savings)

Hiring Organisation
Jobleads-UK
Location
West of England, 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 … 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 ProcessThis will be a 3-stage ...

Lead Site Reliability Engineer

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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 ...

Senior Software Engineer - Marketing Platform

Hiring Organisation
Wise
Location
London, United Kingdom
Salary
£ 80 K
ownership.Nice to haveHands-on experience with scraping technologies at scale and maintaining data quality/accuracy.Experience building backend systems with Java or Kotlin (or another JVM language).Experience with Spring (or similar JVM frameworks).Experience operating data-heavy systems with strong observability (monitoring, alerting, data quality checks).Experience with … Wise’s domain and engineering practices, and helped improve how the team works.QualificationsWhat does it take:5+ years of experience in Java or Kotlin (or other JVM based language)Strong experience with Spring framework, relational databases, distributed and concurrent systems (Kafka)Experience in scraping technologies at scale and maintaining ...

Software Development Engineer II

Hiring Organisation
Expedia
Location
London, United Kingdom
Salary
£ 80 K
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. We deeply … related technical field; or equivalent related professional experience.2+ years of relevant professional experience.Hands-on experience in backend software development using Java, Scala, Kotlin, or similar languages, and building scalable distributed systems and services.Practical knowledge of caching technologies (e.g., Redis, Couchbase, Memcached) and experience with relational and NoSQL databases ...

Software Development Engineer II

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
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. … related technical field; or equivalent related professional experience. 2+ years of relevant professional experience. Hands-on experience in backend software development using Java, Scala, Kotlin, or similar languages, and building scalable distributed systems and services. Practical knowledge of caching technologies (e.g., Redis, Couchbase, Memcached) and experience with relational ...

Payments Solutions Architect

Hiring Organisation
Endava
Location
London, United Kingdom
Salary
£ 100 K
capabilities.You will combine deep payments domain expertise with strong solution architecture skills, helping clients modernise and transform critical payment ecosystems built on Java/Kotlin, cloud-native and event-driven architectures.This role suits someone who thrives in complex environments and operates confidently at the intersection of business strategy, payment … payment ecosystems.Experience in one or more of the following payment value streams:Billing, Settlement & ReconciliationPayment ProcessingExperience designing solutions built on Java and/or Kotlin technology stacks.Strong understanding of microservices, distributed systems and event-driven architectures.Experience with messaging and streaming technologies such as Kafka.Experience designing and governing cloud-native ...

Senior Product Engineer, React Native

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Senior Product Engineer, React Native Location: Nine Elms, London. Full time, hybrid with at least 3 days a week on site. You’ll need the right to work in the UK and be based in ...

Backend Engineer, Payments Platform (Java/Kotlin)

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
Wise is seeking an engineer to design, develop, and maintain backend services in Java and Kotlin, built with Spring Boot and deployed on AWS. You will build RESTful APIs for web and mobile platforms, support a high-volume payments platform, and shape data models in PostgreSQL. You will also ...

Senior Android Engineer - Kotlin, Jetpack & AI Tools

Hiring Organisation
Jobleads-UK
Location
Manchester, England, United Kingdom
feature delivery across Android apps for MoneySavingExpert, Quidco and MoneySuperMarket, shaping architecture and driving best practices. You’ll work in cross-functional squads, write Kotlin with Jetpack Compose, and collaborate with product managers and designers to deliver high-quality, scalable apps. Hybrid work includes 2 days in the office ...

Freelance Senior Android Engineer (Kotlin/Jetpack) — Travel Covered

Hiring Organisation
Jobleads-UK
Location
Birmingham, England, United Kingdom
three months. Your Daily Business – No two days are alike Take full ownership of the development and technical implementation of our Android apps (Kotlin & Jetpack Compose) Build features that genuinely make users’ lives easier , taking them from idea to launch Work closely with the product and engineering team … cycle : from concept and testing to user feedback Your Skillset – What you bring to the table Several years of experience in Android development with Kotlin and Compose Good knowledge of Git , CI/CD processes , and testing A keen eye for intuitive and user-friendly interfaces Deep understanding ...

Android Software Engineer II — Remote-First Role

Hiring Organisation
Jobleads-UK
Location
Greater London, England, United Kingdom
optional in-person time in Oxford or London, within a 1–2 hour commute. We value learning on the job and offer a modular Kotlin/Jetpack Compose stack with MVVM, Kotlin coroutines, GraphQL. #J-18808-Ljbffr ...