capabilities. Experience with AI/ML integrations or recommendation systems. Expertise in Matrix/Synapse integration for real-time messaging and communication. Knowledge of WebSockets, real-time messaging, and event-driven architectures. Background in platform monetisation and payment integration. Strong familiarity with access control, authentication (OAuth, JWT), and data privacy More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Evermore
capabilities. Experience with AI/ML integrations or recommendation systems. Expertise in Matrix/Synapse integration for real-time messaging and communication. Knowledge of WebSockets, real-time messaging, and event-driven architectures. Background in platform monetisation and payment integration. Strong familiarity with access control, authentication (OAuth, JWT), and data privacy More ❯
Portsmouth, Hampshire, South East, United Kingdom Hybrid / WFH Options
Birchwell Associates Ltd
to performance and security. Comfortable working in agile, fast-paced environments. Leadership experience with a passion for mentoring others. Nice to Have: Experience with WebSockets, GraphQL, or real-time data streaming. Understanding of microservices or serverless architecture. Exposure to data analytics platforms or AI/ML integrations. Familiarity with event More ❯
frontend developer and very good knowledge of development with Svelte, Vue.js, React or another comparable framework. Bonus: Experience with the AWS Cloud, REST, Node.js, Websockets and your own UI components (HTML/CSS). You're eager to take on responsibility within the team-As a collaborative team player , you More ❯
of best practices in software development, including testing, CI/CD, and DevOps. Hands-on experience with Docker and containerized environments. Familiarity with gRPC, WebSockets, or microservices architecture. Experience with cloud platforms and service configurations within AWS or Digital Ocean. Understanding of blockchain technology fundamentals. Experience with testing frameworks such More ❯
including state management libraries like Redux or Context API. TypeScript: Proficient in building robust, type-safe applications using TypeScript. Real-Time Communication: Experience with WebSockets to implement real-time data updates. UI/UX Design: Ability to build responsive and visually appealing interfaces. Development Practices: Familiarity with version control (Git More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Source Technology
including state management libraries like Redux or Context API. TypeScript: Proficient in building robust, type-safe applications using TypeScript. Real-Time Communication: Experience with WebSockets to implement real-time data updates. UI/UX Design: Ability to build responsive and visually appealing interfaces. Development Practices: Familiarity with version control (Git More ❯
months , you will be able to: Maintain and further improve the API used by our interfaces and numerous customers; written in Java (Spring, ORM, Websockets) Maintain and further improve our backoffice; written in Java. Help our customers in the integration of our products in their platforms Be part of the More ❯
component-based frameworks. Experience building or maintaining back-end APIs (ideally in PHP or a similar backend stack). Good understanding of asynchronous communication (WebSockets, REST, etc.). Comfortable in fast-paced, agile environments with high autonomy. Strong communication and problem-solving skills. Bonus Points For: Experience with graphics, animation More ❯
London, England, United Kingdom Hybrid / WFH Options
Source Technology
experience (Oracle preferred) Comfort with Unix/shell scripting Agile mindset (Scrum, TDD, pair programming) Passionate problem solver & team player? Frontend experience: React, HTML5, Websockets Knowledge of Structured Products (Notes, Warrants, etc.) Location: Hybrid Be part of a team where your code actually matters . Ready to make an impact More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Source Technology
experience (Oracle preferred) Comfort with Unix/shell scripting Agile mindset (Scrum, TDD, pair programming) Passionate problem solver & team player? Frontend experience: React, HTML5, Websockets Knowledge of Structured Products (Notes, Warrants, etc.) Location: Hybrid Be part of a team where your code actually matters. Ready to make an impact? Apply More ❯
/CD, and Agile/Scrum experience Nice to Have: Exposure to cross-asset trading environments (FX, Equities, Fixed Income, etc.) Experience with Node.js, WebSockets, or API gateway patterns Testing frameworks (Jasmine, Karma, Cypress) Contract Details: Inside IR35 6 months rolling contract Up to £800 per day Hybrid More ❯
london, south east england, United Kingdom Hybrid / WFH Options
VirtueTech Recruitment Group
/CD, and Agile/Scrum experience Nice to Have: Exposure to cross-asset trading environments (FX, Equities, Fixed Income, etc.) Experience with Node.js, WebSockets, or API gateway patterns Testing frameworks (Jasmine, Karma, Cypress) Contract Details: Inside IR35 6 months rolling contract Up to £800 per day Hybrid More ❯
real time trading systems/market data. Experience in working in a regulated financial firm. Experienced in working with multinational global teams. Knowledge about Websockets Archax is an equal opportunities employer and places a high value on diversity and inclusion. We do not discriminate based on any attribute. More ❯
real time trading systems/market data. Experience in working in a regulated financial firm. Experienced in working with multinational global teams. Knowledge about Websockets Archax is an equal opportunities employer and places a high value on diversity and inclusion. We do not discriminate based on any attribute More ❯
of experience in web development Experience with both frontend (React) and backend development, including API design (REST, GraphQL) Familiarity with real-time communication protocols (WebSockets, gRPC) and complex state management solutions Strong understanding of design principles and accessibility guidelines (WCAG) Excellent problem-solving skills and a proactive approach to addressing More ❯
San Diego, California, United States Hybrid / WFH Options
Northrop Grumman
application performance and ensure smooth operation on Windows and Linux. Work with databases (SQLite, PostgreSQL, MySQL) and query data efficiently. Integrate with RESTful APIs, WebSockets, or third-party services. Write clean, maintainable, and modular code following best practices. Debug, test, and maintain applications to ensure reliability and stability. Collaborate with More ❯
Should Include: Knowledge of HTML, CSS, JavaScript Familiarity with Angular or other front-end frameworks Understanding of web fundamentals like HTTP, REST, Ajax, and WebSockets Exposure to version control tools like Git and package managers like npm or Yarn Interest in scalable systems and modern build tools What We Offer More ❯
strong interest in learning frameworks for building AI applications (i.e Langchain, Langgraph, Autogen, VertexAI, etc) Understanding of modern web communication protocols, including REST APIs, WebSockets, and webhooks Understanding of Git and GitHub for version control Decent understanding of databases (SQL or NoSQL) and cloud services (GCP) Ability to work in More ❯
london, south east england, United Kingdom Hybrid / WFH Options
Alix
strong interest in learning frameworks for building AI applications (i.e Langchain, Langgraph, Autogen, VertexAI, etc) Understanding of modern web communication protocols, including REST APIs, WebSockets, and webhooks Understanding of Git and GitHub for version control Decent understanding of databases (SQL or NoSQL) and cloud services (GCP) Ability to work in More ❯
