London, England, United Kingdom Hybrid/Remote Options
Harnham
Development: Design, build, and maintain scalable backend services and APIs using Python (FastAPI needed). System Architecture: Make design decisions for our production systems, focusing on reliability and efficiency. AsynchronousProgramming: Implement and manage asynchronous workflows and concurrent processes. Containerization: Utilize Docker to containerize applications for deployment. Cloud Deployment & Operations: Deploy and troubleshoot applications on Google Cloud … rigorous. We evaluate Python and SQL skills on a pass/fail basis; full competency is required. We will also assess hands-on Docker skills and your understanding of asynchronousprogramming , concurrency, and software design. Communication: Candidates must be able to clearly articulate their technical contributions . We require context on what was done, why it was done More ❯
London, South East, England, United Kingdom Hybrid/Remote Options
Harnham - Data & Analytics Recruitment
Development: Design, build, and maintain scalable backend services and APIs using Python (FastAPI needed). System Architecture: Make design decisions for our production systems, focusing on reliability and efficiency. AsynchronousProgramming: Implement and manage asynchronous workflows and concurrent processes. Containerization: Utilize Docker to containerize applications for deployment. Cloud Deployment & Operations: Deploy and troubleshoot applications on Google Cloud … rigorous. We evaluate Python and SQL skills on a pass/fail basis; full competency is required. We will also assess hands-on Docker skills and your understanding of asynchronousprogramming , concurrency, and software design. Communication: Candidates must be able to clearly articulate their technical contributions . We require context on what was done, why it was done More ❯
Falls Church, Virginia, United States Hybrid/Remote Options
Creative Information Technology, Inc
platforms such as Microsoft Azure or AWS. Familiarity with API integrations for external data sources. Exposure to modular or microservices architectures. Knowledge of message-based systems (e.g., RabbitMQ) and asynchronousprogramming models. More ❯
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 asynchronousprogramming , 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 ❯
Cambridge, England, United Kingdom Hybrid/Remote Options
The ONE Group Ltd
REST APIs and version control (Git) Able to work independently and take full ownership of features Nice to Have: Experience with FastAPI, Flask, or Django Knowledge of asyncio or asynchronousprogramming Familiarity with CI/CD and cloud environments (AWS/GCP) Working Model: Hybrid role – regular attendance required at Cambridge office More ❯
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 asynchronousprogramming , 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 ❯
City of London, London, United Kingdom Hybrid/Remote Options
Experis
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 asynchronousprogramming , 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 ❯
Bradford, England, United Kingdom Hybrid/Remote Options
Tata Consultancy Services
deployment and monitoring. • Follow Agile methodologies (Scrum/Kanban) and participate in sprint planning. Your Profile Essential skills/knowledge/experience: • Experience with advanced Python concepts like concurrency, asynchronousprogramming, and metaclasses. • Knowledge of relational databases (MySQL, PostgreSQL) and NoSQL databases (MongoDB, Cassandra). • Strong knowledge of OOPs Concepts • Understanding of domain-related best practices. • Strong command More ❯
City of London, London, United Kingdom Hybrid/Remote Options
KPMG UK
need to do it? Minimum Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronousprogramming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise in API documentation and schema definition using OpenAPI/Swagger. Strong understanding of More ❯
need to do it? Minimum Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronousprogramming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise in API documentation and schema definition using OpenAPI/Swagger. Strong understanding of More ❯
City of London, London, United Kingdom Hybrid/Remote Options
Venture Up
the quantitative researchers and alongside other extremely talented and driven engineers to build and support systematic trading models. The successful fullstack python/typescript developer will write high-quality asynchronous Python code to interact with external websites and APIs, build responsive, data-rich frontend features using React and TypeScript, participate in architectural discussions and propose platform improvements, work in … a Linux environment using Docker and Kubernetes and follow Agile practices using Scrum, GitLab, and Jira. Essential Skills: 2+ years of Python experience in a commercial environment, with strong asynchronousprogramming skills 2+ years of frontend development experience with React and modern JavaScript/TypeScript Demonstrated ability to build and maintain polished, responsive user interfaces Experience with REST More ❯
the quantitative researchers and alongside other extremely talented and driven engineers to build and support systematic trading models. The successful fullstack python/typescript developer will write high-quality asynchronous Python code to interact with external websites and APIs, build responsive, data-rich frontend features using React and TypeScript, participate in architectural discussions and propose platform improvements, work in … a Linux environment using Docker and Kubernetes and follow Agile practices using Scrum, GitLab, and Jira. Essential Skills: 2+ years of Python experience in a commercial environment, with strong asynchronousprogramming skills 2+ years of frontend development experience with React and modern JavaScript/TypeScript Demonstrated ability to build and maintain polished, responsive user interfaces Experience with REST More ❯
Strong experience building complex SPAs with React (and ideally Next.js) . Proficient in Python for backend integration — experience with FastAPI or Flask a plus. Strong understanding of RESTful APIs , asynchronousprogramming, and frontend performance optimisation. Comfortable working across the stack, contributing to both UI and backend logic. Experience with cloud-hosted environments (Azure, GCP, or AWS). Familiarity More ❯
team culture. What you will bring to the table: 5+ years of professional experience with .NET Core, delivering production ready code at scale. Strong expertise in multi threading and asynchronousprogramming (C#). Proven experience building and maintaining multi tenant SaaS applications on Azure. Hands on experience with containerized applications running in Kubernetes clusters. Background in enterprise applications More ❯
Bristol, Avon, England, United Kingdom Hybrid/Remote Options
Health Hero
Champion HealthHero values and contribute to the continued success of the organisation What you will bring: Solid understanding of core C# language features, including OOP, collections, exception handling, and asynchronousprogramming - we are using .NET 8 & 9 Cloud – We use Azure, but if you have experience in another major cloud we are happy to help you transfer your … developing front end applications with React Exposure to and knowledge of automated testing strategies Excellent communication and documentation skills Ability to collaborate well with others, such as with pair-programming Sharp analytical and problem-solving skills Ability to work with cross-functional teams to deliver on a common goal Essential Skills: A self-driven individual who cares about the More ❯
City, London, United Kingdom Hybrid/Remote Options
Red - The Global SAP Solutions Provider
experience leading Android teams and mentoring developers. Deep expertise in Kotlin , Java , RxJava , and Jetpack Compose . Strong understanding of Android architecture patterns (including VIPER , MVVM, and Clean Architecture), asynchronousprogramming, and UI/UX best practices. Hands-on experience with CI/CD , automated testing ( JUnit , Espresso ), and DevOps workflows. Familiarity with Google Play Console , crash analytics More ❯
fixes. What we’re looking for Strong background in performance engineering across browser, server, and database layers. Hands-on expertise with: JavaScript profiling and browser internals. .NET (C#), async programming, concurrency, and memory management. SQL Server query tuning and indexing. Familiarity with modern observability and testing tools (e.g. K6, Playwright, AppInsights, Azure DevOps). Good knowledge of CI/ More ❯
Greater London, England, United Kingdom Hybrid/Remote Options
Hunter Bond
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 ❯
Adaptation: Implement platform-specific code and conditional rendering where necessary to ensure design and functionality consistency across platforms. Collaboration & Integration API Integration: Integrate mobile applications with RESTful APIs, handling asynchronous calls and managing state effectively (e.g., using Redux or Context API). Collaboration: Work closely with UI/UX designers, backend developers, and Product Managers to define requirements and More ❯
architecture, scalable design, and mentoring teams. Proven experience leading Android teams and mentoring developers. Deep expertise in Kotlin, Java, RxJava, and Jetpack Compose. Strong understanding of Android architecture patterns, asynchronousprogramming, and UI/UX best practices. Hands-on experience with CI/CD, automated testing (JUnit, Espresso), and DevOps workflows. Familiarity with Google Play Console, crash analytics More ❯
City of London, London, United Kingdom Hybrid/Remote Options
RED Global
architecture, scalable design, and mentoring teams. Proven experience leading Android teams and mentoring developers. Deep expertise in Kotlin, Java, RxJava, and Jetpack Compose. Strong understanding of Android architecture patterns, asynchronousprogramming, and UI/UX best practices. Hands-on experience with CI/CD, automated testing (JUnit, Espresso), and DevOps workflows. Familiarity with Google Play Console, crash analytics More ❯
City of London, London, United Kingdom Hybrid/Remote Options
RED Global
experience leading Android teams and mentoring developers. Deep expertise in Kotlin , Java , RxJava , and Jetpack Compose . Strong understanding of Android architecture patterns (including VIPER , MVVM, and Clean Architecture), asynchronousprogramming, and UI/UX best practices. Hands-on experience with CI/CD , automated testing ( JUnit , Espresso ), and DevOps workflows. Familiarity with Google Play Console , crash analytics More ❯
experience leading Android teams and mentoring developers. Deep expertise in Kotlin , Java , RxJava , and Jetpack Compose . Strong understanding of Android architecture patterns (including VIPER , MVVM, and Clean Architecture), asynchronousprogramming, and UI/UX best practices. Hands-on experience with CI/CD , automated testing ( JUnit , Espresso ), and DevOps workflows. Familiarity with Google Play Console , crash analytics More ❯
continuous learning and technical excellence. Knowledge, Skills & Experience Extensive professional experience in video game development using C#. Deep proficiency in C# is essential, including memory management, garbage collection, async programming, and performance. A strong experience and understanding of Unity. Experience with Unity's UI Toolkit is beneficial but not essential. Experience developing Unity editor tooling and systems that support More ❯