276 to 300 of 345 Permanent WebSockets Jobs

or Sell-Side) Previously designed client-facing APIs Golang expertise or other structured languages (C#, C++, Rust) Worked in cloud and containerised environments. Proficient in building and using REST, WebSockets, and/or FIX-based APIs Strong knowledge of data structures and algorithms Excellent software design and debugging skills Bachelor's degree or relevant work experience in Computer Science, Mathematics More ❯

and Kafka Demonstrated ability to scale production systems in cloud-native environments, familiarity with Kubernetes, NGINX, and container orchestration Experience building and maintaining real-time applications, including working with WebSockets and event-driven architectures Understands that solving problems means working across the stack from API development to frontend UIs and infrastructure-as-code Have built real-world systems that expose More ❯

SaaS products or solutions. Experience in integrating with or contributing to design system patterns. Experience in the trading/fintech industry. Prior work on real-time systems such as WebSockets, stock tickers, or videogames. We're looking for: A customer-first mindset with a passion for delivering value through technology. The ability to work independently, take your own initiative, and More ❯

LangChain, Hugging Face, OpenAI APIs, etc.) - Demonstrated ability to build working AI applications - Understanding of agent architectures and multi-agent systems - Experience with API development and integration (REST, GraphQL, WebSockets) - Strong debugging skills and ability to troubleshoot complex AI behavior - Familiarity with prompt engineering and model fine-tuning concepts - Git proficiency and understanding of collaborative development workflows - Self-directed learning More ❯

GENERAL DUTIES: Collaborate with stakeholders to define user requirements and translate them into engineering requirements. Develop and implement user interfaces for web applications, ensuring a seamless and engaging user experience. Ensure that new components and features adhere to our design More ❯

CTO for global App: Architect TT's backend system end-to-end Design highly scalable, global, secure platform Supervise global hybrid team (India backend, Vietnam frontend, SEA QA, etc.) Choose & build technical stack Manage technical debt prevention Build core APIs More ❯

Solutions Architect, Enterprise Services - Financial Solutions Location London Business Area Sales and Client Service Ref # 10044341 Description & Requirements In capital markets, buy-side and sell-side professionals strive to achieve automation across multiple asset classes by building strong and More ❯

Blockchain Integration Specialist (Fully Remote, Worldwide) Bitfinex is a digital asset trading platform offering state-of-the-art services for digital currency traders and global liquidity providers. Founded in 2012, Bitfinex was one of the first professional platforms set up More ❯

We are building the fastest, most powerful customer support platform for the next generation of B2B companies. Some of the world's most forward-thinking companies, like Stytch, Sanity, and Fly.io, rely on Plain to consolidate all the channels where More ❯

Social network you want to login/join with: We’re hiring a Senior Data Analyst to support the growth of a global data and index provider in the digital assets space - delivering trusted, high-impact insights for clients, partners More ❯

Social network you want to login/join with: A Senior Golang Developer is required to join the team powering one of the most respected names in crypto media, data, and events. As a key part of our growing engineering More ❯

Social network you want to login/join with: Senior Network Security Engineer, slough col-narrow-left Client: Location: slough, United Kingdom Job Category: Other - EU work permit required: Yes col-narrow-right Job Views: 2 Posted: 31.05.2025 Expiry Date More ❯

Social network you want to login/join with: We’re hiring a Senior Data Analyst to support the growth of a global data and index provider in the digital assets space - delivering trusted, high-impact insights for clients, partners More ❯

About Noon Noon's mission is to radically change the way people learn, with a primary focus on the Middle East, where the company has its roots and where the need and urgency to improve education are highest. We have More ❯

Who are we? We’re Kato – a fast-growing PropTech startup with a big mission – to revolutionise commercial property. Backed by top-tier VCs, investors, and industry experts, we’re transforming the way the world thinks about commercial real estate More ❯

Join to apply for the Senior Network Security Engineer role at OpticoreIT 3 days ago Be among the first 25 applicants Join to apply for the Senior Network Security Engineer role at OpticoreIT Get AI-powered advice on this job More ❯

Opticore IT is a specialist Network Engineer and Project Management consultancy offering a wide variety of opportunities to work within fast-paced, challenging environments across our client base spanning multiple sectors including Finance, Broadcast Media, Telecommunications, and more. Opticore IT More ❯

Luminex Network Intelligence is seeking a dedicated Embedded Software Engineer to join our innovative Firmware team. You will play a key role in developing, testing, and maintaining firmware for our cutting-edge network solutions that power some of the world More ❯

About the company Our client develops solutions for athletes, organizations, and events to support them in creating the best sports experiences. With offices all around the globe, they gather performance data and turn this into useful insights and fun using More ❯

Do you Want to build the app that powers a €100B+ fintech platform? No legacy. No gimmicks. Just clean code, real impact, and a product people actually use. A high-growth European fintech is scaling fast - and mobile is their More ❯

The objective of this position is to look for talents that can apply their front-end knowledge to help optimize the workflow of our Cloud 3D Print software and develop new functionalities. Duties and Responsibilities Manage the front-end experience More ❯

Opticore IT is a specialist Network Engineer and Project Management consultancy offering a wide variety of opportunities to work within fast-paced, challenging environments across our client base spanning multiple sectors including Finance, Broadcast Media, Telecommunications, and more. Opticore IT More ❯

Integration Solutions Architect, Enterprise Services - Financial Solutions Location: London Business Area: Sales and Client Service Ref #: Description & Requirements Financial firms rely on dozens of critical systems to develop and execute strategies, evaluate risk, track P&L, lead sales and More ❯

Solutions Engineer - Smart Metering & IoT Location: UK based (frequent travel across UK, occasional Europe) Salary: Competitive + Car Allowance + Benefits Contract: Permanent, Full-time About the Role Join a leading technology company at the forefront of smart metering and More ❯

About the company Our client develops solutions for athletes, organizations, and events to support them in creating the best sports experiences. With offices all around the globe, they gather performance data and turn this into useful insights and fun using More ❯