Write clean, maintainable, and efficient code. Implement responsive design principles to ensure applications work on various devices and screen sizes. Develop and integrate REST, GraphQL and RPC APIs. Conduct thorough testing of applications, including unit testing, integration testing, and end-to-end testing. Debug and resolve technical issues and bugs. More ❯
Experience with headless CMS platforms such as Contentful. Experience of modern tooling such as Vite, Vitest. Familiarity with microservices architecture and API development (REST, GraphQL). Working with NoSQL MongoDB or SQL databases such as Postgres. Experience with mobile app development using React Native. Knowledge of UI component libraries like More ❯
app development using React Native. Knowledge of UI component libraries like Material UI, Figma, and Storybook. Experience with microservices architecture and API development (REST, GraphQL). Experience working with NoSQL or SQL databases (MongoDB, Postgres). What We're Offering: Opportunities for professional development with access to training resources and More ❯
City of London, London, United Kingdom Hybrid / WFH Options
83zero Ltd
app development using React Native. Knowledge of UI component libraries like Material UI, Figma, and Storybook. Experience with microservices architecture and API development (REST, GraphQL). Experience working with NoSQL or SQL databases (MongoDB, Postgres). What We're Offering: Opportunities for professional development with access to training resources and More ❯
Employment Type: Permanent
Salary: £70000 - £80000/annum Perks, Healthcare Options and Bens
City of London, London, Farringdon, United Kingdom Hybrid / WFH Options
83zero Ltd
app development using React Native. Knowledge of UI component libraries like Material UI, Figma, and Storybook. Experience with microservices architecture and API development (REST, GraphQL). Experience working with NoSQL or SQL databases (MongoDB, Postgres). What We're Offering: Opportunities for professional development with access to training resources and More ❯
Employment Type: Permanent
Salary: £60000 - £80000/annum benefits, perks, and healthcare opti
Birmingham, West Midlands, United Kingdom Hybrid / WFH Options
83zero Limited
app development using React Native. Knowledge of UI component libraries like Material UI, Figma, and Storybook. Experience with microservices architecture and API development (REST, GraphQL). Experience working with NoSQL or SQL databases (MongoDB, Postgres). What We're Offering: Opportunities for professional development with access to training resources and More ❯
management using SQL (PostgreSQL, MySQL) and NoSQL. Experience with Linux, Virtualisation and cloud platforms such as AWS or Azure. Strong knowledge of RESTful APIs, GraphQL and microservices architecture. Proficiency with DevOps tools and CI/CD pipelines (Docker, Kubernetes, Jenkins, Bitbucket Pipelines). Experience in data processing (Kafka, Redis streams More ❯
management using SQL (PostgreSQL, MySQL) and NoSQL. •Experience with Linux, Virtualisation and cloud platforms such as AWS or Azure. •Strong knowledge of RESTful APIs, GraphQL and microservices architecture. •Proficiency with DevOps tools and CI/CD pipelines (Docker, Kubernetes, Jenkins, Bitbucket Pipelines). •Experience in data processing (Kafka, Redis streams More ❯
management using SQL (PostgreSQL, MySQL) and NoSQL. Experience with Linux, Virtualisation and cloud platforms such as AWS or Azure. Strong knowledge of RESTful APIs, GraphQL, and microservices architecture. Proficiency with DevOps tools and CI/CD pipelines (Docker, Kubernetes, Jenkins, Bitbucket Pipelines). Experience in data processing (Kafka, Redis streams More ❯
management software. Frameworks: Test automation scripting - Selenium/Cypress, basic knowledge of JavaScript/Typescript. API Testing: API Testing strategies, standards & tooling - REST/GraphQL/gRPC, Open API v3, cURL, PostMan. Version Control: Good understanding of Version control - Git. Agile Tooling: JIRA, Confluence. Development Tools: VS Code, Basic Scripting More ❯
and technical development of the Junior Developer. Technical Skills & Experience Frontend: js; TypeScript; Tailwind CSS Backend: Python (Django/FastAPI) and Node.js with Express; GraphQL & async preferred Database: PostgreSQL/MySQL and applied understanding of NoSQL databases e.g. MongoDB/DynamoDB Cloud: AWS (Lambda, RDS, S3) or Azure (Functions, Cosmos More ❯
to write clean, efficient, and scalable code Familiarity with CI/CD pipelines and DevOps practices is a plus Experience with TypeScript Familiarity with GraphQL or other modern data-fetching technologies Experience in integrating message brokers (e.g., RabbitMQ, Kafka) Familiarity with cloud platforms like AWS, Azure, or Google Cloud Knowledge More ❯
the customer experience and efficiency of engineering teams. Some of the tech we are using at scale: ES6, React, React Native, Redux, Node, Typescript, GraphQL, Styled-components, Webpack, Cypress, Docker, EKS, AWS services. Key Responsibilities Use your in-depth knowledge of JavaScript, React, Node and the tool ecosystem to develop More ❯
tools like pytest , unit tests, and debugging skills to quickly resolve issues. API Design: Strong knowledge of RESTful API design and implementation; knowledge of GraphQL is a plus. Security Best Practices: Awareness of security best practices in software development. Team Collaboration: Strong communication skills and the ability to collaborate effectively More ❯
tools like pytest , unit tests, and debugging skills to quickly resolve issues. API Design : Strong knowledge of RESTful API design and implementation; knowledge of GraphQL is a plus. Security Best Practices : Awareness of security best practices in software development. Team Collaboration : Strong communication skills and the ability to collaborate effectively More ❯
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 More ❯
IT/tech based degree with a minimum 2:1 grade Strong expertise in Node.js, Express.js, and JavaScript/TypeScript. Experience with RESTful APIs, GraphQL, and WebSockets. Proficiency in database management (SQL & NoSQL - eg, PostgreSQL, MongoDB). Familiarity with cloud platforms (AWS, Azure, or GCP) and containerisation (Docker, Kubernetes). More ❯
IT/tech based degree with a minimum 2:1 grade Strong expertise in Node.js, Express.js, and JavaScript/TypeScript. Experience with RESTful APIs, GraphQL, and WebSockets. Proficiency in database management (SQL & NoSQL e.g., PostgreSQL, MongoDB). Familiarity with cloud platforms (AWS, Azure, or GCP) and containerisation (Docker, Kubernetes). More ❯
IT/tech based degree with a minimum 2:1 grade Strong expertise in Node.js, Express.js, and JavaScript/TypeScript. Experience with RESTful APIs, GraphQL, and WebSockets. Proficiency in database management (SQL & NoSQL - eg, PostgreSQL, MongoDB). Familiarity with cloud platforms (AWS, Azure, or GCP) and containerisation (Docker, Kubernetes). More ❯
practices. Strong understanding of CI/CD pipelines, automation, and DevOps practices (e.g., Jenkins, GitLab CI). Proficient in designing and developing RESTful and GraphQL APIs, integrating third-party services, and handling API versioning. Expertise in event-driven architecture using message brokers such as Apache Kafka or AWS SNS/ More ❯
practices. You have worked with microservices communicating over a range of interfaces. You understand how the web works, REST APIs, OpenAPI spec/Swagger, GraphQL, and the difference between REST and RPCs. You understand TDD, BDD, unit testing, integration testing and when to use them. You are familiar with trunk More ❯
Java (Java 11-21) or Python, and proficiency in backend technologies such as Databases (SQL/No-SQL), Elastic Search, MongoDB, Spring framework, REST, GraphQL, Hibernate, etc. Experience with front-end development with React, Redux, Vue, Typescript, and/or similar frameworks. Demonstrated experience operating in a fast-paced Agile More ❯
Core, SQL. Experience with AWS, S3, Lambda, SNS, SQS, or equivalents on other cloud platforms. Experience in designing and implementing APIs, understanding RESTful and GraphQL principles, and integrating applications with various external services and APIs. Familiarity with DevOps principles, CI/CD pipelines, containerization (Docker, Kubernetes), and infrastructure as code More ❯
and microservice teams, as such any experience in the following areas may also be helpful, but is not required or expected: 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 More ❯
to diagnose system performance bottlenecks and improve system efficiency. API Design & Microservices: Extensive experience with designing RESTful APIs and building microservices architectures. Knowledge of GraphQL is a plus. Leadership & Mentorship: Strong leadership skills with the ability to lead technical initiatives, mentor team members, and drive architectural decisions. Proven ability to More ❯