51 to 75 of 208 Remote/Hybrid Kotlin Jobs

Senior Backend Engineer (London, Barcelona, Madrid)

Location
Greater London, England, United Kingdom
built and supported. High ownership tendencies Experience in a product-focused organisation, working cross-functionally. Comfortable across multiple languages. We mainly use Kotlin, Java, Python and TypeScript. Able to reason about trade-offs - throughput, latency, consistency, cost - and explain them. At home in system design and in low-level ...

Intermediate/Senior DevOps

Hiring Organisation
Global Relay
Location
London, UK
Employment Type
Full-time
deployment automation: Jenkins, SonarQube, Artifactory, Bitbucket, Maven, Xcode Build, HelmInstrumentation and monitoring: Loki, Prometheus, Grafana, Mimir, Tempo TracingLanguages and frameworks: Bash, Java or Kotlin, Groovy, Python, ReactJS, SwiftWhere you have knowledge gaps, training and mentoring will be provided. About you: You have an automation-first mindset. You enjoy sharing ...

Senior Backend Engineer

Location
Greater London, England, United Kingdom
fast and getting feedback to improve on later iterations Able to work and intervene on the whole life cycle of the software Tech Stack: Kotlin with Spring Boot & Python with FastAPI What to Expect from Our Hiring Process At Plum, we value a lot the time you devote ...

AI Engineer

Location
Greater London, England, United Kingdom
build industry leading products, we'd love to hear from you! Proficiency in at least one programming language. I.e Python, C#, JavaScript, Kotlin, Java, Go.. Experience with Gen AI tools (e.g LangGraph, CrewAI, Hugging Face, OpenAI APIs etc) Experience in building and optimising systems for performance, scalability, and reliability ...

Principal Engineer (Gen AI and MACH Architecture)

Location
Greater London, England, United Kingdom
hosting: GCP , Vercel , AWS, Azure, Netlify and related deployment models. Front‐end integration literacy: HTML, CSS, JavaScript and Next.js + React ; mobile technologies (SwiftUI, Kotlin, Flutter or React Native) advantageous. CMS, DXPs, MarTech and SaaS integration in complex enterprise landscapes; including headless CMS platforms such as Contentful , Sanity , ContentStack ...

Principal Engineer (Gen AI and MACH Architecture)

Hiring Organisation
Akqa
Location
London, UK
Employment Type
Full-time
hosting: GCP, Vercel, AWS, Azure, Netlify and related deployment models. Front-end integration literacy: HTML, CSS, JavaScript and Next.js + React; mobile technologies (SwiftUI, Kotlin, Flutter or React Native) advantageous. CMS, DXPs, MarTech and SaaS integration in complex enterprise landscapes; including headless CMS platforms such as Contentful, Sanity, ContentStack ...

Senior Android Engineer: Jetpack & Remote Compose

Location
Greater London, England, United Kingdom
help build and refine Android UI components and APIs for Jetpack Remote Compose across devices and surfaces. The role requires solid Android development experience, Kotlin proficiency, and collaboration skills; some roles may involve in-person interviews as part of the hiring process. English proficiency is required for global collaboration. ...

QA Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £75,000 per annum
Skills & Experience Strong QA automation engineering experience Expertise in API and UI testing Experience with Playwright, Selenium, or similar tools Knowledge of Java or Kotlin Strong understanding of HTML, CSS, JavaScript, and SQL Experience with CI/CD pipelines and Agile environments Comfortable using AI tools within an engineering ...

QA Automation Engineer

Location
City Of London, England, United Kingdom
/CD processes and quality best practices Collaborating closely with product and engineering teams Your Skills & Experience Strong commercial experience with Java or Kotlin Experience with API testing using tools such as Rest Assured or Postman UI automation experience using Selenium, Playwright, or similar Strong understanding of JSON ...

QA Automation Engineer

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 per annum
/CD processes and quality best practices Collaborating closely with product and engineering teams Your Skills & Experience Strong commercial experience with Java or Kotlin Experience with API testing using tools such as Rest Assured or Postman UI automation experience using Selenium, Playwright, or similar Strong understanding of JSON ...

Senior Software Engineer – Backend (AI)

Location
Greater London, England, United Kingdom
features into their own product areas What We're Looking For Strong experience as a backend engineer in production environments Solid skills in Kotlin, Java, or a similar JVM language, and comfort picking up a new stack Experience designing and scaling APIs and distributed systems where reliability and correctness ...

Senior Android Engineer

Location
Cambridge, England, United Kingdom
including:, Binder and HwBinder Experience working with Android HALs, AIDL and platform interfaces Strong programming skills in C/C++, Java and/or Kotlin Experience working with Git-based development environments and CI/CD pipelines Proven ability to work across multiple layers of the Android ecosystem Technical ...

Lead Cloud Platform Engineer (Kubernetes) - Remote

Location
United Kingdom
Kustomize Experience supporting managed data and messaging platforms such as RDS, Kafka, or equivalent services Knowledge of application runtimes and services built using Java, Kotlin, Python, or similar technologies Experience implementing cloud security controls, governance, and compliance requirements Exposure to site reliability engineering (SRE) practices and platform engineering frameworks ...

Senior Application Security Engineer (Remote)

Location
Greater London, England, United Kingdom
agentic workflows to automate tasks, build tools and improve productivity Collaborative mindset paired with strong written and verbal communication skills Bonus points Proficiency with Kotlin, gRPC, GraphQL, Kubernetes Previous experience as a software engineer Consultancy experience performing web application security reviews Experience with securing distributed systems ...

Mobile Security Engineer

Location
Greater London, England, United Kingdom
security (e.g., native APIs, file permissions, application sandboxing, and hardware security controls). Proficiency with relevant mobile development languages (e.g., Swift for iOS, Kotlin/Java for Android). Practical and theoretical knowledge of public cloud (IaaS) technologies. Strong reverse engineering capabilities for mobile applications. Practical working knowledge ...

Senior Software Engineer

Hiring Organisation
Hackajob Ltd
Location
London, United Kingdom
Employment Type
Permanent, Work From Home
funded client delivery: you will build mission-critical web applications and API backends for central MoD programmes, while contributing to low-level system integrations (Kotlin, Android ART, IPC/AIDL) on tactical edge and Situational Awareness (TAK) platforms. You will sit at the intersection of modern enterprise software engineering … microservices, and APIs (TypeScript, Node.js, React, or Python) for cloud and hybrid MoD landing zones. Edge & Tactical Systems Integration: Develop native Android background services (Kotlin on ART), IPC/AIDL interfaces, and Cursor-on-Target (CoT) data routers connecting front-end C2 displays (e.g., OmniTAK, ATAK) to backend services. ...

Senior Mobile App Engineer (iOS/Android) – Hybrid/Remote

Location
United Kingdom
balance performance, architecture and maintainability while collaborating with clients, product and design teams in a hybrid Stockholm-based role. You’ll work with Swift, Kotlin and modern tooling, drive technical decisions and mentor others, contributing to a cross-functional, globally distributed team. Fluency in Swedish and English is required. ...

Senior / Principal Go Engineer

Location
Greater London, England, United Kingdom
technologies Nice to have, but not essential Experience in Platform Engineering teams, running technical platforms at scale Knowledge of other languages such as Kotlin, Java, or Python Background in financial services or large-scale engineering environments Experience contributing to open-source or internal frameworks What we offer Work ...

Senior Frontend Engineer (Remote) - UK

Location
Greater London, England, United Kingdom
that will scale up to be the world's leading research platform. Ship working code: We primarily work with React on the frontend and Kotlin microservices with Postgres on the backend, with some older services written in Ruby on Rails. We’ve always got an eye open to assess ...

Senior Software Engineer (AppGlass)

Location
Greater London, England, United Kingdom
reliability, testing, performance, and security for production use. We’d like to have you on the team if you: Have extensive experience with Java, Kotlin, and JVM systems. Have worked on enterprise backend software, infrastructure, or developer tooling. Are comfortable with Kubernetes and cloud environments. Take ownership, communicate clearly ...

Staff/Lead Software Developer (AI Agents & Integrations)

Location
Greater London, England, United Kingdom
talk if you have: Significant software engineering experience as a Staff Engineer, Principal Engineer, Technical Lead, or similar senior technical role. Strong experience with Kotlin, Java, or other JVM technologies, or the ability to quickly become productive in a JVM-based codebase. Experience building AI-powered products, developer tools ...

Software Engineering Coach: Flexible (Domain-Driven Design, React Native + More)

Location
United Kingdom
still consider you as a coach, although it may be longer before you are allocated a group: Common languages/frameworks (e.g. Go, React, Kotlin, Java etc) Platforms, Tools and/or Databases (e.g. AWS, Docker, PostgreSQL) Test‐Driven Development REST API Design Leadership, Communication and Management ...

Technical Lead (AI & MACH)

Location
City Of London, England, United Kingdom
Middleware and RESTful or GraphQL APIs Microservices and MACH Architectures. HTML, CSS, Javascript frameworks such as React, or Mobile technologies such as SwiftUI, Kotlin, Flutter or React‐native CMS, DXPs and common MarTech SaaS products integration Atlassian, Azure DevOps, GitLab or similar workflow tools Understanding of Automation and Quality ...

Technical Lead, Lending & Savings

Hiring Organisation
Blockchain
Location
London, UK
Employment Type
Full-time
standards for quality and security. Champion continuous improvement across architecture, tooling, and engineering processes. WHAT YOU WILL NEEDTechnical ExperienceStrong experience building backend systems using Kotlin or Java. Experience designing distributed, event-driven systems using Kafka or similar messaging technologies. Strong knowledge of PostgreSQL and relational database design. Experience working ...

Senior Avaloq Consultant

Location
Greater London, England, United Kingdom
ability to connect functional requirements with technical implementation. Understanding of interfaces and integration concepts; experience with APIs and modern technologies such as Java, Kotlin, Kafka, cloud platforms or CI/CD is advantageous. Structured analytical thinking, careful attention to detail and a pragmatic approach to solving complex problems. Clear ...