12 of 12 Remote Asynchronous Programming Jobs in London

the product and the company. What You'll Be Doing Architect, design, and build backend applications using Node.js (TypeScript) and NestJS . Develop microservices and event-driven systems with asynchronous communication patterns. Write clean, maintainable, and well-tested code (unit + integration). Design and optimise RESTful APIs with a strong focus on performance, reliability, and security. Model and … to design reviews, planning sessions, and team discussions. What We're Looking For 2+ years of professional backend development experience (preferably with Node.js + TypeScript ). Strong grasp of asynchronous programming , microservices , and event-driven architectures . Solid understanding of testing, CI/CD, and cloud deployment workflows. Practical experience with MongoDB or similar NoSQL databases. Problem-solver More ❯

drive best practice adoption Support testing, monitoring, and performance tuning to maintain high-availability services Essential Skills & Experience Strong software development background, ideally with cloud application delivery Proficiency in programming languages such as Python, React, or Go Experience working with Linux environments and cloud-native development Strong understanding of CI/CD pipelines , source control, and DevOps practices Excellent … Test Driven Development (TDD) or Behaviour Driven Development (BDD) API development and integration (Go preferred but not essential) Familiarity with JavaScript front-end frameworks , HTML5, and CSS3 Understanding of asynchronous programming models Knowledge of monitoring tools (ELK, Nagios, DataDog, Splunk, New Relic) Experience with Atlassian Toolset (Jira, Confluence, etc.) Understanding of databases and query languages Awareness of identity More ❯

of professional experience with C# and .NET Core . Experience building REST APIs or microservices at scale. Familiarity with cloud-native design and Azure services . Understanding of async programming, dependency injection, and distributed systems. Strong grasp of database design and query optimisation (SQL and/or NoSQL). Comfortable working in a small, fast-paced team where you More ❯

of professional experience with C# and .NET Core . Experience building REST APIs or microservices at scale. Familiarity with cloud-native design and Azure services . Understanding of async programming, dependency injection, and distributed systems. Strong grasp of database design and query optimisation (SQL and/or NoSQL). Comfortable working in a small, fast-paced team where you More ❯

of professional experience with C# and .NET Core . Experience building REST APIs or microservices at scale. Familiarity with cloud-native design and Azure services . Understanding of async programming, dependency injection, and distributed systems. Strong grasp of database design and query optimisation (SQL and/or NoSQL). Comfortable working in a small, fast-paced team where you More ❯

of professional experience with C# and .NET Core . Experience building REST APIs or microservices at scale. Familiarity with cloud-native design and Azure services . Understanding of async programming, dependency injection, and distributed systems. Strong grasp of database design and query optimisation (SQL and/or NoSQL). Comfortable working in a small, fast-paced team where you More ❯

of professional experience , ideally in FinTech, banking, or another high-performance domain. Experience in complex systems or mission-critical environments is a big plus. Solid understanding of multithreading , async programming, and system optimization is advantageous. Comfort working in a fast-paced, test-driven, agile development environment. 💰 Compensation & Perks Base Salary : Up to £120,000 Bonus : Exceptional performance-based bonuses More ❯

of professional experience , ideally in FinTech, banking, or another high-performance domain. Experience in complex systems or mission-critical environments is a big plus. Solid understanding of multithreading , async programming, and system optimization is advantageous. Comfort working in a fast-paced, test-driven, agile development environment. 💰 Compensation & Perks Base Salary : Up to £120,000 Bonus : Exceptional performance-based bonuses More ❯

competition. You're curious, humble, and eager to learn from others. You take pride in well-crafted code and thoughtful systems. You have solid experience with ES2016+, Typescript, and asynchronous programming concepts. You have strong familiarity React and modern front-end frameworks. You have knowledge of testing tools such as Jest, Jasmine, Sinon, or Selenium. You are experienced More ❯

React.js, Typescript Database: MySQL Cloud/Infra: AWS, ECS, K8s, Airflow, Kafka, Serverless Solid understanding of SaaS fundamentals: onboarding, authentication, SSO, granular authorisation, multi-tenancy Familiarity with workflow orchestration, asynchronous tasks, and event-driven architecture Ideally, exposure to cybersecurity platforms or large-scale security data systems Why join? ? Competitive compensation & benefits ? Key leadership role in a high-growth cybersecurity More ❯

React.js, Typescript Database: MySQL Cloud/Infra: AWS, ECS, K8s, Airflow, Kafka, Serverless Solid understanding of SaaS fundamentals: onboarding, authentication, SSO, granular authorisation, multi-tenancy Familiarity with workflow orchestration, asynchronous tasks, and event-driven architecture Ideally, exposure to cybersecurity platforms or large-scale security data systems Why join? ? Competitive compensation & benefits ? Key leadership role in a high-growth cybersecurity More ❯

culture Work closely with product & backend teams to deliver mobile-first features What we're looking for 5+ years in mobile dev, 3+ years with Flutter Strong Dart, async programming, and architecture patterns (BLoC, Clean, MVC) Experience with APIs, push notifications, Git, and app store release flows Great communicator and leader who can align tech with business goals What More ❯