11,087 Kotlin jobs
Open roles that use Kotlin for Android and JVM backends.
Android Developer
Build Android features in Kotlin/Java; integrate APIs, storage and background tasks; implement authentication and permissions; optimize performance; test across devices; resolve crashes and support releases and…
Senior Full Stack Engineer (Java, Python, React)
N-iX is hiring a Senior Full Stack Engineer (Java + Python, React) for its client, an independent global shipping carrier. The role involves owning the full development cycle — design, architecture, development, and DevOps — building cloud/hybrid-based solutions while working in XP with remote pairing.
AI Enablement Lead (GenAI Value Lab)
This role in N-iX's GenAI Value Lab splits time between hands-on engineering and enablement: building agentic AI tooling (custom skills, subagents, hooks, MCP servers) around tools like Claude Code and Cursor, then coaching client engineering teams to adopt AI-driven workflows and demonstrating measurable productivity gains.
Senior Full Stack Mobile Developer
Senior engineer building customer-facing mobile products end-to-end for a fintech client: Kotlin mobile apps with shared logic via Kotlin Multiplatform, Java/Kotlin Spring Boot backend services and APIs, plus cloud, CI/CD and production support, using AI coding tools in a specification-driven workflow.
Full-stack Technical Lead (Java+React)
Technical lead for a full-stack team building applications for a shipping-carrier client at outsourcing firm N-iX. Day to day: writing Java/Spring and React code, owning architecture and the full dev cycle, mentoring engineers in XP practices, and driving TDD/BDD, CI/CD and DevOps with tools like Jenkins and Kubernetes.
Middle Mobile QA Engineer
N-iX is hiring a Middle Mobile QA Engineer in Ukraine to test mobile banking apps for a financial institution client, doing roughly 80% manual and 20% automated testing of iOS and Android apps. Core tools include Charles Proxy, Java, Kotlin, Appium, Selenide, and Rest Assured, working in Agile squads.
Middle General QA Engineer
N-iX is hiring a Middle QA Engineer in Ukraine to test mobile banking apps for a financial-institution client, doing roughly 70% manual and 30% automated testing across iOS, Android, and web. Core stack includes Java, Kotlin, Selenide, Postman, SQL/NoSQL, Kafka/RabbitMQ, Kibana/Grafana, and CI/CD tools.
Remote Fullstack Mobile Developer (Kotlin/Java Backend)
Fullstack mobile developer building digital financial products: working on mobile apps plus backend services, business logic and production systems using Kotlin, Java and Spring Boot, with CI/CD; cross-platform and AI-development-tooling skills are a plus.
Senior Guidewire Developer (PolicyCenter / BillingCenter)
Wynagrodzenie B2B: 1100 – 1300 PLN / dzień netto Senior Guidewire Developer (PolicyCenter / BillingCenter) Tryb pracy: zdalny Długość projektu: długoterminowa współpraca Stawka: 1100 - 1300 PLN netto/MD Technologie i…
IT Application Developer
Application Developer in West Jakarta owning the full SDLC for company applications — writing clean code, implementing Tech Lead-designed architecture, testing/debugging with QA, integrating APIs, and optimizing performance. Requires 2-3 years' experience with modern languages (Java, Python, C#, JS, etc.) and frameworks like Nest.js, Next.js, and React.
Lead Software Engineer (Level 5) | BackEnd (Gurugram based)
Lead backend engineering for a global travel platform, designing and scaling fault-tolerant systems in Scala, Go, Java, or Kotlin to serve millions of users daily.
DevSecOps Engineer
BlueSoft to innowacyjny Software House należący do Grupy Orange. Mamy wewnętrzną filozofię – tworzenie prostych i skutecznych rozwiązań dla skomplikowanych problemów. Powstaliśmy w 2002 roku i dziś współpracuje z nami…
FORMATEUR(TRICE) – ANDROID MOBILE APPS DEVELOPMENT
Part-time trainer (formateur) role teaching Android mobile app development to students in Paris over four days in November 2026 (28 hours total, up to €60/hour). Topics include app architecture, Android development, cross-platform, UI/UX, REST API integration, and testing, using Android Studio, Kotlin, and Jetpack.
Sr. Associate Director, Software Engineering
Some careers have more impact than others. If you’re looking for a career where you can make a real impression, join HSBC and discover how valued you’ll be. We are currently seeking an experienced professional to join…
DevOps Engineer Java/Kotlin Zahlungsverkehr (m/w/d)
DevOps engineer at Zürcher Kantonalbank developing and running the bank's in-house payment processing platform, which handles hundreds of thousands of payments daily across channels. The role covers the full software lifecycle: backend in Java/Kotlin, frontend in Angular/TypeScript, deployed on-premises and on Azure.
Senior DevOps Engineer - Java/Kotlin, Cloud & Payments
DevOps engineer at Zürcher Kantonalbank operating a high-performance payment application, working in a DevOps team alongside fullstack developers and business engineers across the full idea-to-production lifecycle. Core stack: Java/Kotlin, Angular/TypeScript, cloud and payments.
Application Security Engineer AppSec
BJAK is hiring an Application Security Engineer to secure its web applications, APIs, and backend services through security reviews, threat modeling, vulnerability remediation, and CI/CD security tooling (SAST, DAST, secrets scanning), while owning SC TRM and BNM RMiT compliance. Stack includes TypeScript/Node.js, Python, with familiarity in Swift, Kotlin, AWS, and GCP.