Asynchronous Programming Jobs in London

24 of 24 Asynchronous Programming Jobs in London

Lead Java Developer

City of London, London, United Kingdom
ValueMomentum
Strong understanding of Java, Java Script, Spring Boot best practices, including exception/error handling best practices. Experience in Java and Java Script 8+ features, especially Lambda and Functional Programming Experience in Asynchronous programming in Java with completable future. Experience with database systems such as MySQL, PostgreSQL, or MongoDB. Experience with Spring data JPA with bidirectional One … To Many, Many To Many relationships. Familiarity with cloud platforms (e.g., AWS, Azure, or GCP). Experience in client-side programming language that lets web developers make Web Application Development smoother and dynamic. Experience in optimizing web and mobile applications, enhancing their scalability, operating speeds, and making them responsive on various formats. Experience in creating dynamic content for websites More ❯
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Lead Java Developer

London Area, United Kingdom
ValueMomentum
Strong understanding of Java, Java Script, Spring Boot best practices, including exception/error handling best practices. Experience in Java and Java Script 8+ features, especially Lambda and Functional Programming Experience in Asynchronous programming in Java with completable future. Experience with database systems such as MySQL, PostgreSQL, or MongoDB. Experience with Spring data JPA with bidirectional One … To Many, Many To Many relationships. Familiarity with cloud platforms (e.g., AWS, Azure, or GCP). Experience in client-side programming language that lets web developers make Web Application Development smoother and dynamic. Experience in optimizing web and mobile applications, enhancing their scalability, operating speeds, and making them responsive on various formats. Experience in creating dynamic content for websites More ❯
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Python Developer

City of London, London, United Kingdom
Hedge Fund
tools. Qualifications: 5+ years of professional experience in Python development, with a focus on building performant, scalable systems. Deep understanding of core Python, including its strengths in data manipulation, asynchronous programming, and performance optimization. Experience with distributed systems, parallel computing, and high-performance processing of large datasets. Strong experience in data pipelines, working with tools such as Pandas More ❯
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Python Developer

London Area, United Kingdom
Hedge Fund
tools. Qualifications: 5+ years of professional experience in Python development, with a focus on building performant, scalable systems. Deep understanding of core Python, including its strengths in data manipulation, asynchronous programming, and performance optimization. Experience with distributed systems, parallel computing, and high-performance processing of large datasets. Strong experience in data pipelines, working with tools such as Pandas More ❯
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AI Tech Lead – Agentic AI, LangGraph, ML, Python, CI/CD, LLM’s, Startup, UK Remote

City of London, London, United Kingdom
Hybrid / WFH Options
WMtech
in some or most of the following: Languages/Frameworks: Python, FastAPI, Pydantic, Streamlit (for internal tools) AI: AgenticFlows, GenAI, LLMs, and multimodal systems Architecture: Microservices, RESTful APIs, async programming Infrastructure: Docker, Terraform, GitHub Actions, GCP (preferred) Datastores: MongoDB, Redis Monitoring/Tooling: Prometheus, Grafana, Sentry The role is remote with occasional travel Ready to lead and build with More ❯
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AI Tech Lead – Agentic AI, LangGraph, ML, Python, CI/CD, LLM’s, Startup, UK Remote

East London, London, United Kingdom
Hybrid / WFH Options
WMtech
in some or most of the following: Languages/Frameworks: Python, FastAPI, Pydantic, Streamlit (for internal tools) AI: AgenticFlows, GenAI, LLMs, and multimodal systems Architecture: Microservices, RESTful APIs, async programming Infrastructure: Docker, Terraform, GitHub Actions, GCP (preferred) Datastores: MongoDB, Redis Monitoring/Tooling: Prometheus, Grafana, Sentry The role is remote with occasional travel Ready to lead and build with More ❯
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AI Tech Lead – Agentic AI, LangGraph, ML, Python, CI/CD, LLM’s, Startup, UK Remote

Central London / West End, London, United Kingdom
Hybrid / WFH Options
WMtech
in some or most of the following: Languages/Frameworks: Python, FastAPI, Pydantic, Streamlit (for internal tools) AI: AgenticFlows, GenAI, LLMs, and multimodal systems Architecture: Microservices, RESTful APIs, async programming Infrastructure: Docker, Terraform, GitHub Actions, GCP (preferred) Datastores: MongoDB, Redis Monitoring/Tooling: Prometheus, Grafana, Sentry The role is remote with occasional travel Ready to lead and build with More ❯
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.NET Developer (Senior Software Engineer)

London, UK
Hybrid / WFH Options
Hatch Talent
modern engineering practices. Key Skills & Experience of the Software Engineer (.NET Developer): .NET 8/9 and C# – strong grasp of modern .NET tooling and language features Object-Oriented Programming – well-structured, maintainable code is a must Asynchronous Programming – proven experience writing performant async code in .NET TDD – confident with writing tests and working in a test More ❯
Employment Type: Full-time
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.NET Developer (Senior Software Engineer)

City of London, Greater London, UK
Hybrid / WFH Options
Hatch Talent
modern engineering practices. Key Skills & Experience of the Software Engineer (.NET Developer): .NET 8/9 and C# – strong grasp of modern .NET tooling and language features Object-Oriented Programming – well-structured, maintainable code is a must Asynchronous Programming – proven experience writing performant async code in .NET TDD – confident with writing tests and working in a test More ❯
Employment Type: Full-time
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Full Stack Developer (Node.JS, Hashi Vault)

City of London, London, United Kingdom
Vallum Associates
optimize code for performance and scalability. Participate in code reviews, technical design discussions, and agile ceremonies. Required Skills & Experience: Strong hands-on experience in Node.js with deep understanding of asynchronous programming and event-driven architecture. Good command of Python for scripting and backend automation tasks. Solid knowledge of Jenkins for CI/CD pipeline design and management. Experience More ❯
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Full Stack Developer (Node.JS, Hashi Vault)

London Area, United Kingdom
Vallum Associates
optimize code for performance and scalability. Participate in code reviews, technical design discussions, and agile ceremonies. Required Skills & Experience: Strong hands-on experience in Node.js with deep understanding of asynchronous programming and event-driven architecture. Good command of Python for scripting and backend automation tasks. Solid knowledge of Jenkins for CI/CD pipeline design and management. Experience More ❯
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Senior Software Engineer (Storage)

London, United Kingdom
Hybrid / WFH Options
Bunny
and low latency You're a self-starter who loves a challenge but never forgets the power of teamwork What will make us extra happy? You're comfortable with asynchronous programming paradigms in C#/Java (CompletableFutures, reactive streams, etc.) Familiarity with S3 interface, CLI, and API would be a huge plus when building a compatible storage platform More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Principal Front End (React) Engineer

City of London, London, United Kingdom
FairPlay Sports Media
s rendering lifecycle, server-side rendering (SSR), hydration processes, and optimisation strategies. Proven expertise in Node.js, particularly in creating scalable and performant backend services, with a thorough understanding of asynchronous programming patterns, event-loop mechanics, and Node.js internals. Demonstrable hands-on experience using modern front-end build tools and bundlers (Webpack, Rollup, Vite). Comprehensive experience with modern More ❯
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Principal Front End (React) Engineer

London Area, United Kingdom
FairPlay Sports Media
s rendering lifecycle, server-side rendering (SSR), hydration processes, and optimisation strategies. Proven expertise in Node.js, particularly in creating scalable and performant backend services, with a thorough understanding of asynchronous programming patterns, event-loop mechanics, and Node.js internals. Demonstrable hands-on experience using modern front-end build tools and bundlers (Webpack, Rollup, Vite). Comprehensive experience with modern More ❯
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Software engineer, AI retrieval

London, United Kingdom
writer.com
managers and logging best practices : Proficient in using context managers and implementing logging best practices to maintain code clarity and traceability. Inheritance and method overriding : Experienced with object-oriented programming concepts, including inheritance and method overriding. Magic methods: Familiar with Python's magic methods to enhance the functionality of custom classes. Code formatting : Adheres to code formatting standards using … and maintaining changelogs to track changes and updates. Data structures : Proficient in using stack, queue, and priority queue data structures (via collections) to manage and process data efficiently. Functional programming : Experienced in functional programming concepts such as map, filter, reduce, generators, and decorators. Async programming : Skilled in asynchronous programming using asyncio, aiohttp, async generators, and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Node.Js Engineer

Central London, London, United Kingdom
Halian Technology Limited
and well-tested code Key Skills & Experience Required: 36 years of professional software development experience Proficiency in Node.js and TypeScript Good understanding of software engineering principles, REST APIs, and asynchronous programming Experience with modern frontend development, ideally with React Familiarity with Git and CI/CD pipelines Nice to Have: Experience with NestJS Cloud experience with AWS services More ❯
Employment Type: Permanent
Posted:

Android Developer

London Area, United Kingdom
Other Media
and layout process • Experience with RESTful APIs to connect Android applications to back-end services. • Strong knowledge of Material design principles, patterns, and best practices. • Experience with offline storage, asynchronous programming, and performance tuning. • Ability to understand business requirements and translate them into technical requirements. • An obsessional enthusiasm for Android as a user and developer. • Proficient understanding of More ❯
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Android Developer

City of London, London, United Kingdom
Other Media
and layout process • Experience with RESTful APIs to connect Android applications to back-end services. • Strong knowledge of Material design principles, patterns, and best practices. • Experience with offline storage, asynchronous programming, and performance tuning. • Ability to understand business requirements and translate them into technical requirements. • An obsessional enthusiasm for Android as a user and developer. • Proficient understanding of More ❯
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Rust Developer

London Area, United Kingdom
Hybrid / WFH Options
Radley James
by enhancing infrastructure, connecting to new venues, and optimizing smart contract interactions and MEV strategies. What You'll Need: Strong Rust skills (professional or personal projects) Experience with async programming Solid CS fundamentals (algorithms, data structures) Interest in crypto markets Familiarity with Python and Linux CLI CS degree (Bachelor’s or Master’s) 📍 Location : London (hybrid) 🕒 Note : Some out More ❯
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Rust Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Radley James
by enhancing infrastructure, connecting to new venues, and optimizing smart contract interactions and MEV strategies. What You'll Need: Strong Rust skills (professional or personal projects) Experience with async programming Solid CS fundamentals (algorithms, data structures) Interest in crypto markets Familiarity with Python and Linux CLI CS degree (Bachelor’s or Master’s) 📍 Location : London (hybrid) 🕒 Note : Some out More ❯
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WPF Expert

London Area, United Kingdom
Solytics Partners
/UX teams to improve overall application performance. Utilize tools like Visual Studio Profiler, WPF Performance Suite, and memory profilers for diagnostics. Implement best practices in UI architecture and asynchronous programming. Contribute to code reviews and performance-related documentation. Required Skills & Experience: 10+ years of experience in software development, with extensive hands-on expertise in WPF and XAML. Deep More ❯
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WPF Expert

City of London, London, United Kingdom
Solytics Partners
/UX teams to improve overall application performance. Utilize tools like Visual Studio Profiler, WPF Performance Suite, and memory profilers for diagnostics. Implement best practices in UI architecture and asynchronous programming. Contribute to code reviews and performance-related documentation. Required Skills & Experience: 10+ years of experience in software development, with extensive hands-on expertise in WPF and XAML. Deep More ❯
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Node.JS Engineer

City of London, London, United Kingdom
Halian
maintainable, and well-tested code Key Skills & Experience Required: 3–5 years of professional software development experience Proficiency in Node.js. Good understanding of software engineering principles, REST APIs, and asynchronous programming Experience with modern frontend development, ideally with React Nice to Have: Experience with NestJS Cloud experience with AWS services (Lambda, API Gateway, S3, etc.) Exposure to payments More ❯
Posted:

Node.JS Engineer

London Area, United Kingdom
Halian
maintainable, and well-tested code Key Skills & Experience Required: 3–5 years of professional software development experience Proficiency in Node.js. Good understanding of software engineering principles, REST APIs, and asynchronous programming Experience with modern frontend development, ideally with React Nice to Have: Experience with NestJS Cloud experience with AWS services (Lambda, API Gateway, S3, etc.) Exposure to payments More ❯
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Asynchronous Programming
London
25th Percentile
£76,250
Median
£86,250
75th Percentile
£102,188
90th Percentile
£124,125