MVVM and MVP Significant experience leading teams of people or technical decisions Postman or similar tools Charles/Proxyman or similar tools Bitrise/Gitlab CI Swift/iOS GraphQL Microservice Architectures Docker, Kubernetes, and cloud platforms such as AWS, GCP or Azure Understanding of UX principles HTML, CSS, and related web technologies Experience with modern JavaScript libraries and tooling More ❯
Central London, London, England, United Kingdom Hybrid / WFH Options
Provide
Kanban environment. Requirements Proficiency in React, React Native, and Next.js is a strongly required. Proficiency in Frontend technology i.e. Javascript, Typescript, HTML, and CSS. Familiar with RESTful APIs and GraphQL Experience with Backend such as Python and mySQL or similar. Experience architecting web applications and supporting underlying CI/CD platforms. Consider the reusability of code, components, and module development More ❯
Excellent communication and stakeholder management skills. Desirable skills/knowledge/experience Experience with asynchronous programming (e.g., asyncio, Celery). Exposure to message brokers like RabbitMQ, Kafka. Understanding of GraphQL, gRPC, or WebSockets. Previous experience in architecting data-intensive or AI/ML-based systems. Certifications in cloud technologies or architecture (AWS/Azure Architect, TOGAF, etc.). Opportunities & Application More ❯
GitHub). Strong communication skills with an ownership mindset and a focus on delivering high-quality outcomes. Desirable Experience (Nice to have): Experience with AWS, Tailwind CSS, PostgreSQL, Express, GraphQL, Terraform, .NET Core, or C#. Familiarity with multi-tenanted architecture and accessibility standards. Knowledge of mobile application development. Enthusiasm for using AI development tools (such as AI-powered IDEs) and More ❯
City of London, London, England, United Kingdom Hybrid / WFH Options
Xpertise Recruitment Ltd
engineers Sharing insights and innovations across the wider tech community Tech You'll Work With: AWS (SDK, CDK, Lambda, Step Functions) Node.js Java (Spring Boot) Terraform/CloudFormation SQL, GraphQL Postgres, DynamoDB (nice to have) Kubernetes, GitHub Actions, Quarkus (nice to have) What You'll Bring: Proven experience building distributed systems and serverless applications Strong grasp of clean code principles More ❯
platform is being built out using Kotlin in a micro service based architecture and is deployed within Kubernetes/OpenShift containers. Kafka is used as the core messaging layer. GraphQL server. Best practices around DevOps techniques are expected to be utilised with real-time monitoring and metrics part of the key deliverables/best practice. The team also push for More ❯
and management. Strong expertise in Kong API Gateway, IBM DataPower, and IBM CloudPak for Integration. Hands-on experience with API design, development, and lifecycle management. Proficiency in RESTful and GraphQL API design and development. Experience with containerization (Docker, Kubernetes) and cloud platforms (AWS, Azure, GCP). Strong knowledge of API security standards, including OAuth, OpenID Connect, and API Gateway security. More ❯
agile practices (e.g. Kanban, Scrum, etc.) Collaborating in cross-functional teams It'd be amazing if you can also: Make use of modern UI data layer technologies (i.e. Relay, GraphQL, Apollo, etc.) Design, build, debug and help contribute to evolving cloud based architectures following Everything-as-Code principles Design an agile release engineering strategy that delivers value incrementally and continuously More ❯
While a strong desire to learn is essential, expertise in front-end development is not required initially, as we can teach on the job. Our web stack includes Java, GraphQL, Kubernetes, SQL, NoSQL, and AWS. Proficiency in Java is essential, and you will be coding in Java during interviews. Perks of Working at Viator Competitive compensation packages , including salary and More ❯
security, usability and reliability SQL - Strong experience with SQL based databasing Commercial experience with the use of DevOps toolsets for CI/CD automation Unit Testing Commercial experience with GraphQL and gRPC Expert in RESTful principles including JWT , JSON , Integration, yaml language and Open API Specification Standard. Strong experience in OAuth2 implementations using identity/SSO tools Knowledge of virtualised More ❯
East London, London, England, United Kingdom Hybrid / WFH Options
Avanti
Deliver new backend functionality in modern .NET (C#/.NET 8) Help integrate and validate React UIs Contribute to ongoing rebuild and refactor of legacy systems Work with REST & GraphQL APIs for third-party platform integrations Collaborate closely with a small, experienced team in a flat structure Remote-first – work from anywhere in the UK Tech Stack Backend: .NET More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Salt Search
and implement scalable database schemas and API interfaces to support large-scale user-generated content with a focus on security, performance, and developer experience. Architect clean, performant RESTful APIs, GraphQL solutions, and AI-powered features integrating platforms such as Stripe, Shopify, Salesforce, and OpenAI. Build and integrate Customer Data Platforms (CDPs) and AI/ML capabilities (semantic search, RAG, vector More ❯
Skills A minimum of 4+ years of experience as a Golang Developer. Experience with AWS Cloud and/or developing Cloud applications. Experience with PostgreSQL. Experience working with Node.js, GraphQL, React Mobile projects, and Native technology. Ability to critically review feature requests and propose alternatives as needed. Strong software development skills. Implementation experience in Microservice Architecture. Excellent communication and interpersonal More ❯
Central London, London, United Kingdom Hybrid / WFH Options
Singular Recruitment
background. Strong proficiency in React.js , Next.js , and Tailwind CSS. Experience building dashboards or data-driven web applications. A solid understanding of cloud platforms. Familiarity with integrating REST APIs or GraphQL endpoints. Knowledge of performance tuning , accessibility standards , and responsive design best practices. Experience working in cross-functional teams ( design , backend , analytics ). Highly desirable skills include: Experience with data visualization More ❯
patterns: MVVM, VIPER, or Clean Architecture. Familiarity with dependency injection tools like Resolver, Swinject, or Needle. Experience working with CoreData, SPM, CocoaPods, and third-party SDKs. Integrate with RESTful & GraphQL APIs and backend services efficiently and securely Experience developing modular SDKs or reusable components. Deep understanding of iOS performance tools, debugging techniques, and testing frameworks (XCTest, XCUI). Experience with More ❯
North London, London, United Kingdom Hybrid / WFH Options
VERTECH GROUP (UK) LTD
backend development experience Hands-on experience building AI-powered features Experience using LLM APIs or open-source models Solid Node.js expertise Strong understanding of scalable backend design, REST/GraphQL APIs, and event-driven systems Able to work with AWS, Docker, and CI/CD pipelines Tremendous opportunity offering plenty of scope for career progression in a friendly, innovative environment More ❯
Native, with 2+ years in a technical lead role Experience with large-scale SaaS applications Deep knowledge of React and React Native Strong JavaScript skills, preferably with TypeScript and GraphQL Understanding of Android and iOS platforms Experience with frontend testing frameworks Familiarity with modern build pipelines and tooling Knowledge of mobile UI/UX principles Problem-solving, attention to detail More ❯
content modeling and API management Proficient web development skills in HTML, CSS, JavaScript, and modern frameworks (React, Next.js, or similar) Strong understanding of headless CMS architecture, REST APIs, and GraphQL Experience with website hosting, domain management, SSL certificates, and security protocols Knowledge of SEO optimisation, website analytics, and e-commerce integration Role Details This is a volunteer role with commitment More ❯
take part in the full process from design, to code, to test, to deployment and back again for further iteration. Our tech stack includes Kotlin, Coroutines, Jetpack Compose and GraphQL in a modular layout that follows the clean-architecture concept with MVVM. Would you like to build features end to end? Would you enjoy working with a large number of More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Opus Recruitment Solutions Ltd
management, and hands-on experience with enterprise-scale migrations.??? Tech Environment: STIBO STEP (PIM)? Java 17+ (Java 21 preferred) Micronaut/Spring Boot? JUnit/Mockito? Kafka/MongoDB? GraphQL Federation/REST APIs? Gradle? Terraform/OpenTelemetry/Dynatrace Key Responsibilities: Architect and lead the end-to-end migration of STIBO STEP to SaaS Collaborate with internal teams and More ❯
Do Define the roadmap : Own the engineering strategy, lead architecture decisions, and manage both internal teams and outsourced partners. Stay hands-on : Write production-quality code across Node.js, Express, GraphQL, TypeScript, React, and React Native . Deliver front-end excellence : Build fast, responsive web apps using Vite, React Query, Context API, and CSS frameworks . Integrate emerging tech : Incorporate AI More ❯
Isleworth, London, United Kingdom Hybrid / WFH Options
Staffworx Limited
Full Stack Software Engineer GraphQL | TypeScript | Cloud-Native Based West London, Hybrid working, 1-2 days week on site. Outside IR35. 6 months initial, likely extensions. Were looking for a Full Stack Software Engineer who loves building high-quality, scalable systems and isn't afraid to get deep into both the code and the infrastructure. If GraphQL APIs, TypeScript/… backends and cloud-native deployments make you feel right at home, this is your stage. What you ll be doing Design & build robust, scalable TypeScript/Node.js services and GraphQL APIs that power real-world applications. Write code that lasts clean, maintainable, well-tested, and resilient. Shape our infrastructure through modern DevOps practices: CI/CD pipelines (Jenkins, Concourse), containerisation … and inspire junior engineers, helping to grow a culture of technical excellence. What you bring to the table Proven production experience with TypeScript and Node.js . Strong understanding of GraphQL from schema design to integration and evolution. Hands-on with testing frameworks like Vitest and Playwright . Comfortable with Docker , Helm , Kubernetes , and modern CI/CD pipelines. Experience in More ❯
knowledge: Strong familiarity with data warehouses/lakehouses (Snowflake, Databricks, BigQuery), orchestration tools (Airflow, Prefect), streaming (Kafka, Flink), and transformation (dbt). Technical proficiency: Solid understanding of REST/GraphQL APIs, SDK development, authentication/authorization standards (OAuth, SSO), and best practices in developer experience. Customer empathy: Strong customer empathy for data engineers, architects, and technical buyers. Communication and collaboration More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Method Resourcing
looking for: Tech Stack Expertise - Skilled in TypeScript (Node.js mainly but also React, this role is more focussed on the backend) & Cloud technologies such as AWS. Familiarity of Kubernetes, GraphQL, Kafka, and Mongo would be desirable. Architecture & Problem-Solving - You have the ability to design systems that manage high traffic efficiently while integrating smoothly into complex environments. Tooling & Collaboration - Comfortable … workflows to streamline development. Mentorship - Actively mentors junior engineers, providing guidance, reviewing designs, and maintaining best practices. API's - Deep knowledge of building and scaling resilient APIs (REST and GraphQL) Benefits: Work abroad for up to 8 weeks per year 10% discretionary bonus 25 days holiday + increases with tenure 6% employer pension contribution Private medical insurance & dental insurance Life More ❯