1 to 25 of 30 Permanent WebSockets Jobs in the Thames Valley

Proficiency in modern JavaScript/TypeScript frameworks (React, Next.js, Vue.js) and backend development (Node.js, Python, or Go). Solid understanding of RESTful APIs, GraphQL, WebSockets, and authentication mechanisms (OAuth, JWT). Experience with relational and NoSQL databases (e.g., PostgreSQL, MongoDB, Redis). Familiarity with cloud platforms (AWS, GCP, or Azure More ❯

level proficiency in JavaScript/TypeScript and modern front-end frameworks (e.g., React, Vue, or Angular). Strong understanding of web technologies (HTML5, CSS3, WebSockets) and browser APIs. Proficient in responsive design and cross-browser compatibility techniques. Knowledge of RESTful APIs and experience integrating front-end with back-end services. More ❯

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 ❯

starter and work in an environment that fosters entrepreneurial minds. The FS role should have everything from BE plus: Experience: React, Webpack, SCSS etc, WebSockets, Federated Modules Good to have: Rspack, Micro-frontends We are using HackerRank for the pair programming Tooling: JIRA, Splunk, Slack More ❯

Azure, AWS, or GCP) Open to working with Python and React Desirable: Finance/trading experience React (Redux), Python, Docker, Azure DevOps, FIX protocol Websockets/SignalR, SQL optimisation Benefits: 25 days holiday, 7% pension, private health insurance £80/month gym benefit, life assurance Season ticket loan Senior .NET More ❯

adaptive applications. Have first-hand understanding of Agile development methodologies. The FS role should have everything from BE plus: Experience: React, Webpack, SCSS etc, WebSockets, Federated Modules Good to have: Rspack, Micro-frontends We are using HackerRank for the pair programming Tooling: JIRA, Splunk, Slack More ❯

adaptive applications. Have first-hand understanding of Agile development methodologies. The FS role should have everything from BE plus: Experience: React, Webpack, SCSS etc, WebSockets, Federated Modules Good to have: Rspack, Micro-frontends We are using HackerRank for the pair programming Tooling: JIRA, Splunk, Slack More ❯

adaptive applications. Have first-hand understanding of Agile development methodologies. The FS role should have everything from BE plus: Experience: React, Webpack, SCSS etc, WebSockets, Federated Modules Good to have: Rspack, Micro-frontends We are using HackerRank for the pair programming Tooling: JIRA, Splunk, Slack More ❯

adaptive applications. Have first-hand understanding of Agile development methodologies. The FS role should have everything from BE plus: Experience: React, Webpack, SCSS etc, WebSockets, Federated Modules Good to have: Rspack, Micro-frontends We are using HackerRank for the pair programming Tooling: JIRA, Splunk, Slack More ❯

adaptive applications. Have first-hand understanding of Agile development methodologies. The FS role should have everything from BE plus: Experience: React, Webpack, SCSS etc, WebSockets, Federated Modules Good to have: Rspack, Micro-frontends We are using HackerRank for the pair programming Tooling: JIRA, Splunk, Slack More ❯

Requirements Commercial experience 2+ years JS, ES6+, Typescript OOP and SOLID principles; Reactjs, Angular, Webpack based web-applications; Familiarity with functional programming REST API, Websockets Reactive Programming (RXJS); Experience of using Test Frameworks (JEST) SCSS/BEM Performance Testing Experience with DevTools and Performance Improvements CI/CD GIT Cross More ❯

Stack & Skills: Python & Django (APIs, data pipelines) Front-end experience (React/Node.js) Azure cloud & large-scale data systems CI/CD, REST APIs, WebSockets Bonus: Financial product knowledge, Docker/Kubernetes Key Responsibilities Build and maintain full-stack applications with a focus on high-performance back-end systems Design 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 ❯

following experience: 10+ commercial experience as a Frontend Developer Architecting and developing desktop and mobile interfaces React, React Native, Redux, React Hooks CSS, Typescript, Websockets, REST APIs Leading cross-functional teams to drive product launches and realise end-to-end solutions Bonus points : understanding of trading interfaces, financial experience, blockchain More ❯

and accuracy. Core Tech Stack Languages: Python (Python 3.10+), JavaScript and TypeScript for frontend Tools: RabbitMQ and ZeroMQ for messaging; PostgreSQL for data storage; Websockets for frontend communication Environment: Linux servers Observability: Prometheus, Grafana, Zabbix Benefits: Working alongside other extremely talented and driven engineers Extremely lucrative salary, bonus upto More ❯

Familiarity with container orchestration or microservices architecture is a plus. Experience in SaaS/cloud implementations and with software networking protocols (e.g., ZeroMQ, RabbitMQ, Websockets) as well as continuous integration tools would be advantageous. A proactive mindset and a desire for continuous improvement—helping yourself and your team grow. In More ❯

Familiarity with container orchestration or microservices architecture is a plus. Experience in SaaS/cloud implementations and with software networking protocols (e.g., ZeroMQ, RabbitMQ, Websockets) as well as continuous integration tools would be advantageous. A proactive mindset and a desire for continuous improvement—helping yourself and your team grow. In More ❯

Familiarity with container orchestration or microservices architecture is a plus. Experience in SaaS/cloud implementations and with software networking protocols (e.g., ZeroMQ, RabbitMQ, Websockets) as well as continuous integration tools would be advantageous. A proactive mindset and a desire for continuous improvement—helping yourself and your team grow. In More ❯

Familiarity with container orchestration or microservices architecture is a plus. Experience in SaaS/cloud implementations and with software networking protocols (e.g., ZeroMQ, RabbitMQ, Websockets) as well as continuous integration tools would be advantageous. A proactive mindset and a desire for continuous improvement—helping yourself and your team grow. In More ❯

Familiarity with container orchestration or microservices architecture is a plus. Experience in SaaS/cloud implementations and with software networking protocols (e.g., ZeroMQ, RabbitMQ, Websockets) as well as continuous integration tools would be advantageous. A proactive mindset and a desire for continuous improvement—helping yourself and your team grow. In More ❯

Nixor are looking for a Senior C# Developer to work for an Energy Financial Trading company with a focus on building advanced solutions for our cutting-edge automated algorithmic trading system. This is a chance to contribute to shaping the More ❯

Software Developer - Data Infrastructure Global hedge fund Department: Data Development Location: London (relocation bonus provided) MPA has been retained by a global investment management firm to recruit a Software Developer for their Data Infrastructure team. This technology driven firm develops More ❯

Developer – Energy Trading, Markets We’re seeking a proactive Trading Developer to architect and enhance the data and process backbone of our trading environment. You’ll design and implement backend APIs, real-time data pipelines, and monitoring frameworks—ensuring reliable More ❯

Developer – Energy Trading, Markets We’re seeking a proactive Trading Developer to architect and enhance the data and process backbone of our trading environment. You’ll design and implement backend APIs, real-time data pipelines, and monitoring frameworks—ensuring reliable More ❯

Developer – Energy Trading, Markets We’re seeking a proactive Trading Developer to architect and enhance the data and process backbone of our trading environment. You’ll design and implement backend APIs, real-time data pipelines, and monitoring frameworks—ensuring reliable More ❯