1 to 25 of 83 Permanent CSS Jobs in the City of London

the flexibility of some remote work. Qualifications and Experience Back-End Web Development and Software Development skills (Python/Node.js/Typescript), Front-End Development (React/TypeScript/CSS proficiency essential) Experience in Full-Stack Development with Database SQL (Postgres) and hosting on AWS, Azure Bachelor's degree in Computer Science, Engineering, or related field We will consider min More ❯

the flexibility of some remote work. Qualifications and Experience Back-End Web Development and Software Development skills (Python/Node.js/Typescript), Front-End Development (React/TypeScript/CSS proficiency essential) Experience in Full-Stack Development with Database SQL (Postgres) and hosting on AWS, Azure Bachelor's degree in Computer Science, Engineering, or related field We will consider min More ❯

TDD), unit testing frameworks, mocking frameworks, and patterns for testability. Proficiency in relational database concepts, Microsoft SQL Server , and SQL . Familiarity with front-end technologies such as HTML , CSS , and JavaScript . Experience in Web API design and implementation. Desirable: Commercial experience with Typescript . Experience with containerization (e.g., Docker ) and container orchestration (e.g., Kubernetes ). Experience in SPAs More ❯

Develop supportable and maintainable code. Deliver quality technical documentation. Provide application support to our users. Ensure your code as unit test coverage. Essential Skills C#, .NET 6.0. ReactJS, HMTL, CSS, MaterialUI. Gitflow source code management. Event driven architecture – experience with one of SQS, Kafka, Azure Service Bus, Rabbit MQ. Microservice development. Cloud native development (AWS, Azure, GCP) CI/CD. More ❯

Develop supportable and maintainable code. Deliver quality technical documentation. Provide application support to our users. Ensure your code as unit test coverage. Essential Skills C#, .NET 6.0. ReactJS, HMTL, CSS, MaterialUI. Gitflow source code management. Event driven architecture – experience with one of SQS, Kafka, Azure Service Bus, Rabbit MQ. Microservice development. Cloud native development (AWS, Azure, GCP) CI/CD. More ❯

Logic Apps, Azure Functions WebApps, Storage, Networking, Security (RBAC, OAuth, SAML) Solid software development experience with: C# (.NET/.NET Core) REST APIs, SQL Server (T-SQL), HTML/CSS/JavaScript/React, Python Comfortable with tools like Azure Data Factory , Databricks , Power Automate , Power Platform , Copilot Studio . Strong knowledge of cloud security , automation , and DevOps principles. ?? Bonus More ❯

web-based single page applications, using React/Typescript or an equivalent • Knowledge of front-end development, able to build rich user interfaces following a responsive design • HTML/CSS experience, including concepts like layout, specificity, cross browser compatibility, and accessibility • Comfortable working with cloud infrastructure, infrastructure as code, familiar with standard logging and monitoring tools used to investigate issues More ❯

web-based single page applications, using React/Typescript or an equivalent • Knowledge of front-end development, able to build rich user interfaces following a responsive design • HTML/CSS experience, including concepts like layout, specificity, cross browser compatibility, and accessibility • Comfortable working with cloud infrastructure, infrastructure as code, familiar with standard logging and monitoring tools used to investigate issues More ❯

High level aptitude for technology Education to at least a BSc level or higher in Computer Science or Mathematics from a Russell Group University or equivalent. Desirable skills: HTML5, CSS, JavaScript Multi-threaded application development Understanding of Windows technologies If you feel you have the skills and experience required for this opportunity, please contact Oliver Wilson on (phone number removed More ❯

our mission to life Key skills and experience Coding experience in object-oriented languages such as Java, TypeScript or C# Familiarity with front-end web technologies such as HTML, CSS, and JavaScript frameworks like React Strong problem-solving skills and the ability to think critically Excellent communication and interpersonal skills A positive attitude and the ability to work well with More ❯

our mission to life Key skills and experience Coding experience in object-oriented languages such as Java, TypeScript or C# Familiarity with front-end web technologies such as HTML, CSS, and JavaScript frameworks like React Strong problem-solving skills and the ability to think critically Excellent communication and interpersonal skills A positive attitude and the ability to work well with More ❯

object-oriented programming and test-driven development (TDD, BDD). Familiarity with agile software engineering practices. Passion for continual learning and experimentation. Desirable Skills: Frontend technologies such as HTML, CSS, React. Experience with C# Experience with AWS or Azure cloud environments. Hands-on experience with Domain Driven Design Experience with git, CI/CD, and DevOps practices. Exposure to Actuarial More ❯

object-oriented programming and test-driven development (TDD, BDD). Familiarity with agile software engineering practices. Passion for continual learning and experimentation. Desirable Skills: Frontend technologies such as HTML, CSS, React. Experience with C# Experience with AWS or Azure cloud environments. Hands-on experience with Domain Driven Design Experience with git, CI/CD, and DevOps practices. Exposure to Actuarial More ❯

Science or related subject Fluent in English with excellent communication skills Detail-oriented, with a drive to deliver high-quality solutions Nice to have (but not essential): ASP.NET, HTML5, CSS, JSP Multi-threaded application development TCP/UDP network programming Git, PlasticSCM, or other distributed version control Solid knowledge of Windows technologies Key Responsibilities Develop and maintain high-performance trading More ❯

Science or related subject Fluent in English with excellent communication skills Detail-oriented, with a drive to deliver high-quality solutions Nice to have (but not essential): ASP.NET, HTML5, CSS, JSP Multi-threaded application development TCP/UDP network programming Git, PlasticSCM, or other distributed version control Solid knowledge of Windows technologies Key Responsibilities Develop and maintain high-performance trading More ❯

version control systems (e.g., Git), automated testing at various levels (unit, integration, system). Experience with test libraries like Pytest or Google Test. Exposure to front-end stacks—HTML, CSS, JavaScript, TypeScript, Node.js—is a plus. Experience with AI-assisted development tools is advantageous. Additional Skills That Would Be Beneficial: Experience using Behavior-Driven Development (BDD) tools such as Cucumber More ❯

version control systems (e.g., Git), automated testing at various levels (unit, integration, system). Experience with test libraries like Pytest or Google Test. Exposure to front-end stacks—HTML, CSS, JavaScript, TypeScript, Node.js—is a plus. Experience with AI-assisted development tools is advantageous. Additional Skills That Would Be Beneficial: Experience using Behavior-Driven Development (BDD) tools such as Cucumber More ❯

how to ensure these interfaces are easy to navigate, linkable, responsive and accessible. • Practical experience of test-driven development and constant refactoring in continuous integration environment. • Experience with HTML, CSS, Web Service (REST), Junit (or Selenium). • Working knowledge of OpenShift/Kubernetes, Docker & sHelm preferable. • Practical experience with build tools, source code control (preferably Git), and continuous integration. More ❯

how to ensure these interfaces are easy to navigate, linkable, responsive and accessible. • Practical experience of test-driven development and constant refactoring in continuous integration environment. • Experience with HTML, CSS, Web Service (REST), Junit (or Selenium). • Working knowledge of OpenShift/Kubernetes, Docker & sHelm preferable. • Practical experience with build tools, source code control (preferably Git), and continuous integration. More ❯

product stability. Stay ahead of industry trends in frontend engineering and UX. What We’re Looking For 5+ years of frontend development experience. Strong background in TypeScript, React, modern CSS (Tailwind is a bonus). Experience working with REST APIs. Strong problem-solving and collaboration skills. Exposure to UI automated testing and CI/CD pipelines. Bonus: familiarity with shadcn More ❯

product stability. Stay ahead of industry trends in frontend engineering and UX. What We’re Looking For 5+ years of frontend development experience. Strong background in TypeScript, React, modern CSS (Tailwind is a bonus). Experience working with REST APIs. Strong problem-solving and collaboration skills. Exposure to UI automated testing and CI/CD pipelines. Bonus: familiarity with shadcn More ❯

into functional frontend code Contribute to API and broader system design & documentation Essential Qualifications: Strong understanding of UX principles and web design fundamentals Expert in Javascript, Typescript, HTML, and CSS Extensive experience with modern web frameworks and patterns (eg. React, Next.js, Tailwind) Experience with real-time and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Built and deployed services More ❯

into functional frontend code Contribute to API and broader system design & documentation Essential Qualifications: Strong understanding of UX principles and web design fundamentals Expert in Javascript, Typescript, HTML, and CSS Extensive experience with modern web frameworks and patterns (eg. React, Next.js, Tailwind) Experience with real-time and bi-directional communication protocols and patterns (eg. WebSockets, SSE) Built and deployed services More ❯

Java & Spring/Spring Boot : 8+ years of extensive experience in building and deploying back-end services. Front-End Technologies: 8+ years of experience in React.js, Node.js, Next.js, HTML, CSS, and Styled Components. 8+ years of experience in full stack development. MongoDB & JPA: Proficient in database design, management, and optimization. GitLab: Strong knowledge of version control systems and CI/ More ❯

Java & Spring/Spring Boot : 8+ years of extensive experience in building and deploying back-end services. Front-End Technologies: 8+ years of experience in React.js, Node.js, Next.js, HTML, CSS, and Styled Components. 8+ years of experience in full stack development. MongoDB & JPA: Proficient in database design, management, and optimization. GitLab: Strong knowledge of version control systems and CI/ More ❯