276 to 300 of 322 Kotlin Jobs

Solutions is seeking a Mobile Head in London to lead a small two-developer team. The role requires hands-on expertise in Swift and Kotlin and a track record of leadership in technical teams. You will define the mobile tech vision, implement best practices, and integrate AI tools ...

seeking a Mobile Head to lead a small technical team in London. This role requires a hands‐on developer with expertise in Swift and Kotlin, alongside leadership experience. The position involves defining the technical vision for mobile platforms, integrating agentic AI tools, and ensuring best practices across development. ...

up. The role offers a salary up to £120k and equity shares. You will collaborate with the CTO on the system's architecture using Kotlin, Java, SpringBoot, and AWS. Enjoy a hybrid work environment with remote work and occasional office visits. Ideal candidates have strong software engineering skills ...

customer facing products and approaching it using lean software development practices, we would love to hear from you. Responsibilities* Maintain and develop .Net and Kotlin applications* Contribute to System Architecture,* Aid colleagues to help coordinate our projects* Peer review codeThe Person* Strong working knowledge of C# or Kotlin ...

engineering excellence. The role is based in London and the team is international. What you will do Design, build, and operate backend services in Kotlin and Python that power our trading products, from core trading workflows to client-facing APIs. Develop and improve services for order management, market data … technical decisions, writing clean, maintainable code and sharing knowledge across the team. What you will need Professional experience building backend services, ideally in Kotlin and/or Python. Solid experience designing and building backend services and REST APIs; experience with WebSockets or other real-time streaming protocols such ...

from backend services to user‐facing tools used by merchants and internal teams. Design and implement scalable backend services, working with technologies such as Kotlin, Python, and Go. Develop high‐quality web applications using React , focused on usability and performance. Take ownership of large, cross‐team initiatives , driving them … Core requirements Strong full‐stack engineering experience , with a solid backend foundation. Strong experience with React and building product‐facing web applications. Experience with Kotlin, Python, and Go in production environments is strongly preferred. Proven ability to take ownership in ambiguous environments , driving initiatives from idea to delivery. Experience ...

Lendable Ltd in London is seeking a Senior Kotlin/JVM Engineer to help scale our backend platform. You will contribute to design and code with Kotlin, Java, and cloud services, delivering robust APIs and data models for a rapidly growing FinTech stack. We value strong SQL skills ...

Title Android Platform Engineer (AOSP Kotlin C++ Java) Overview We are seeking an experienced Android Platform Engineer to develop, debug, and enhance Android platform functionality across the full Android software stack. This role focuses on diagnosing and resolving complex platform stability issues, contributing to Android framework development, and improving … resolving complex Android platform stability issues. Experience working across the Android software stack, including framework, native services, and vendor layers. Strong programming experience with Kotlin, Java, and C++. Experience modifying and debugging Android framework components and native Android services. Experience designing or working with AIDL/Binder interfaces. Preferred ...

Salt Digital Recruitment is seeking a Senior Kotlin Software Engineer for an investment banking client in London. This hybrid role involves developing backend services in a fast-paced environment, focusing on high-quality engineering and collaboration. The ideal candidate will have strong Kotlin development experience, skilled ...

Spotify in London is seeking a mobile engineer to develop Android and iOS components in Kotlin, contributing to data-heavy royalty reporting and personalization. You will collaborate with Android, iOS, backend and data teams to deliver end-to-end solutions, while improving architecture and system reliability. The role emphasizes ...

leading software company in London is seeking a Backend Software Engineer/Developer proficient in Java and Kotlin to join their team. This role offers a hybrid work-from-home flexibility and the opportunity to work with emerging technologies. Candidates should have strong experience in server-side development ...

Zühlke Engineering Ltd is seeking a Senior Fullstack Developer to join a high-performing engineering squad. You will work on backend-led services using Kotlin or Java 17+, and contribute to modern web interfaces with React and TypeScript. You’ll operate within an AI-augmented engineering environment, focusing ...

seeking a Senior Fullstack Developer to join a high-performing engineering squad in London or Manchester. You will work on backend-led services using Kotlin or Java 17+, building APIs and event-driven flows, and contribute to modern web interfaces with React and TypeScript. The role emphasizes AI-augmented ...

seeking a Senior Fullstack Developer to join a high-performing engineering squad in London or Manchester. You will work on backend-led services using Kotlin or Java 17+, building APIs and event-driven flows, and contribute to modern web interfaces with React and TypeScript. The role emphasizes AI-augmented ...

join the Reach Extension team in Edinburgh, Scotland. The role focuses on front-end work with React and TypeScript and back-end services with Kotlin and AWS, building scalable systems for global advertisers. You will own design, implementation, and operational support across the product lifecycle, collaborating with UX designers ...

platforms, focusing on scalable APIs and reliable systems. You will collaborate with product teams, optimize performance, and ship cloud functions and backend services using Kotlin, contributing to a fast-growing, remote-first environment. #J-18808-Ljbffr ...

Taptap Send is seeking a Senior Backend Engineer in London to scale our Kotlin/Java services and data pipelines, supporting remittances across countries. You will own backend integrations, design scalable architectures, and collaborate with Product, Ops, and Support to deliver reliable features on AWS. As an early team … member, you’ll influence culture and processes, working across stack from Kotlin services to PostgreSQL databases, with Terraform/Ansible managed infrastructure and data-driven #J-18808-Ljbffr ...

Equity Derivatives front office. You’ll lead and inspire a high‐performing, globally distributed engineering team, while staying hands‐on with solution design and Kotlin development. You’ll set the standard by leading from the front, bringing proven experience building, deploying and supporting large‐scale EQD pre‐trade platforms … high‐performing, globally distributed engineering team, with a strong focus on mentoring and coaching. Stay hands‐on with architecture and design, and contribute through Kotlin coding and code reviews where it adds most value. Drive transformation and modernisation across the pre‐trade platform, improving scalability, resilience and time ...

management role for a builder-leader. You will lead a team of strong staff and senior engineers through a critical transition: evolving from a Kotlin-first SDK to a hybrid architecture that makes Python a first-class citizen for agentic development. You will own delivery of the platform roadmap … drive decisions. Own the team's cost and resourcing decisions: LLM spend, infrastructure costs, headcount. For more context, our tech stack currently includes AWS, Kotlin, Python, Kubernetes. LiteLLM, BrainTrust, Temporal, LLM APIs and more. You do not need to be an expert across all of these, but need enough ...

United States Digital Space LLC in the United Kingdom is seeking a Senior Software Engineer to join our Core Experiences Team. This role focuses on building foundational services and SDKs that power our product experiences ...

Fairygodboss is looking for a Senior Lead Software Engineer (Platform) to set technical direction across squads, ensuring the implementation of robust engineering standards and best practices. The role involves developing secure, high-quality code and ...

A tech startup in Greater London seeks a Forward Deployed Software Engineer. This role involves working closely with customers to develop high-impact software solutions rapidly. Ideal candidates have experience in full stack development, particularly ...

experienced Kotlin developer looking to work on impactful, user-centred digital solutions? Join a leading digital consultancy delivering innovative projects across the public sector, helping transform through cutting-edge technology, data and design. As a Senior Full Stack Kotlin Developer, you'll play a key role in designing ...

experienced Kotlin developer looking to work on impactful, user-centred digital solutions? Join a leading digital consultancy delivering innovative projects across the public sector, helping transform through cutting-edge technology, data and design. As a Senior Full Stack Kotlin Developer, you'll play a key role in designing ...

Senior Kotlin Engineer (XP, GCP) – Investment Banking – London/Hybrid Daily rate: £600 - £800 (inside IR35) Duration: 6 months Start: ASAP My client is looking for an experienced Senior Kotlin engineer to support and extend a cloud-hosted platform used for bookbuilding issuances within Investment Banking Capital Markets. … platform in production, using incidents and defects as opportunities to improve system design and resilience Qualifications Strong commercial experience building backend services using Kotlin Experience with event‐sourced and event‐driven architectures Deep familiarity with XP practices, including mob programming as a primary way of working, test‐driven development ...