76 to 87 of 87 Kotlin Jobs in the UK

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 ...

Title: Lead (Kotlin/Java) Location: Sheffield (3 days a week onsite is mandatory) Contract Job Description: Technologies we use in the role (Required): Kotlin, Java, Microservices, REST APIs, SQL/Databases, HTML/JavaScript, Asynchronous messaging/event-driven architectures (Kafka or similar) Proactive person who will ...

Title: Lead (Kotlin/Java) Location: Sheffield (3 days a week onsite is mandatory) Contract Job Description: Technologies we use in the role (Required): Kotlin, Java, Microservices, REST APIs, SQL/Databases, HTML/JavaScript, Asynchronous messaging/event-driven architectures (Kafka or similar) Proactive person who will ...

Backend Engineer (Java/Kotlin/Spring Boot) Must have Java, Kotlin, Spring Boot and startup experience. Unfortunately sponsorship is not available. London Hybrid (1 day per week in the office) We're partnering with a fast-growing, venture-backed SaaS company that is scaling its engineering team … building high-quality products with real ownership and impact. Essential Requirements To be considered, you must have: Commercial experience with Java Commercial experience with Kotlin Strong experience building applications with Spring Boot Previous experience working in a startup, scale-up, founding team or stealth startup environment These ...

Decide when to use hybrid vs fully native approaches Lead architecture, spikes, and proof-of-concepts Define integration patterns between React Native, Swift, and Kotlin Set standards for packaging, versioning, and native module bridging Partner with iOS/Android architects on cross-platform design decisions Drive experimentation with WebView … What You Bring Strong production experience with React Native at scale Excellent JavaScript/TypeScript and modern React knowledge Working knowledge of Swift and Kotlin Experience integrating React Native into native mobile apps Strong understanding of mobile performance and platform constraints Experience in complex, multi-team engineering environments Bonus ...

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 ...

Principal 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 ...

Senior Scala/Kotlin Engineer 6-12 months Hybrid - London (2-3 days per week on site) Paying up to £600 per day (Inside IR35) Overview We are supporting a global tier 1 bank on the hire of a Scala/Kotlin Engineer to join a high-performing … delivery of complex features end-to-end Core Requirements Strong experience as a senior backend engineer Proven hands-on experience with: o Scala OR Kotlin (either is acceptable) Strong understanding of: o Type systems o Concurrency o Functional and/or object-oriented programming Experience building distributed backend systems ...

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 ...

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 ...

Salt Digital Recruitment is seeking a Senior Kotlin Engineer in London/Hybrid to support and extend a cloud-hosted platform for Investment Banking. The role emphasizes collaboration in a high-caliber engineering team and follows Extreme Programming practices. The ideal candidate will have strong experience in Kotlin ...

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 ...