client projects. You'll help shape technical architecture, contribute directly to code and collaborate closely with Agile teams to deliver secure and maintainable software solutions. Our projects primarily utilise React and TypeScript for front-end development with varied back-end technologies including Python, Node.js, .NET and Ruby. You'll benefit from robust DevOps support, established delivery processes and the autonomy … as the role matures, including conducting 1:1s, providing performance feedback and supporting career development. Essential Skills/Experience Strong JavaScript/TypeScript skills, including front-end development with React and back-end experience with Node.js or similar frameworks Working knowledge of Python with a willingness to engage across varied tech stacks Experience with Azure and cloud-native development practices More ❯
proprietary workflow engine built around a Scheme-based workflow notation. Our frontend systems include our clean, simple web portal for client order capture and reporting, built in TypeScript and React; with server-side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language …/ECS, RDS, S3 Experience using DataDog or similar observability tools Knowledge of containerisation: Docker, Kubernetes, AWS Fargate etc Any experience of front-end or fullstack development using TypeScript & React Experience building software for financial services and/or investment management organisations We don’t expect candidates to have knowledge of all of the above, but we hope you’re More ❯
City of London, London, United Kingdom Hybrid / WFH Options
TreasurySpring
proprietary workflow engine built around a Scheme-based workflow notation. Our frontend systems include our clean, simple web portal for client order capture and reporting, built in TypeScript and React; with server-side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language …/ECS, RDS, S3 Experience using DataDog or similar observability tools Knowledge of containerisation: Docker, Kubernetes, AWS Fargate etc Any experience of front-end or fullstack development using TypeScript & React Experience building software for financial services and/or investment management organisations We don’t expect candidates to have knowledge of all of the above, but we hope you’re More ❯
london, south east england, united kingdom Hybrid / WFH Options
TreasurySpring
proprietary workflow engine built around a Scheme-based workflow notation. Our frontend systems include our clean, simple web portal for client order capture and reporting, built in TypeScript and React; with server-side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language …/ECS, RDS, S3 Experience using DataDog or similar observability tools Knowledge of containerisation: Docker, Kubernetes, AWS Fargate etc Any experience of front-end or fullstack development using TypeScript & React Experience building software for financial services and/or investment management organisations We don’t expect candidates to have knowledge of all of the above, but we hope you’re More ❯
slough, south east england, united kingdom Hybrid / WFH Options
TreasurySpring
proprietary workflow engine built around a Scheme-based workflow notation. Our frontend systems include our clean, simple web portal for client order capture and reporting, built in TypeScript and React; with server-side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language …/ECS, RDS, S3 Experience using DataDog or similar observability tools Knowledge of containerisation: Docker, Kubernetes, AWS Fargate etc Any experience of front-end or fullstack development using TypeScript & React Experience building software for financial services and/or investment management organisations We don’t expect candidates to have knowledge of all of the above, but we hope you’re More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
TreasurySpring
proprietary workflow engine built around a Scheme-based workflow notation. Our frontend systems include our clean, simple web portal for client order capture and reporting, built in TypeScript and React; with server-side REST and GraphQL APIs written in Python3. What we’re looking for... Essential skills and experience: 5+ years experience of developing complex applications using an OO language …/ECS, RDS, S3 Experience using DataDog or similar observability tools Knowledge of containerisation: Docker, Kubernetes, AWS Fargate etc Any experience of front-end or fullstack development using TypeScript & React Experience building software for financial services and/or investment management organisations We don’t expect candidates to have knowledge of all of the above, but we hope you’re More ❯
City of London, London, United Kingdom Hybrid / WFH Options
ClearWatt
role in designing, building, and optimising services that power our EV testing, reporting, and data-sharing products. This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL … end-to-end ownership. Passion for clean architecture, performance, and testable code. Interest in the EV, sustainability, or data analytics space is a plus. Nice to Have Experience with React/Next.js/React Native or TypeScript . Experience integrating third-party APIs (OEM, OBD, or telematics data). Familiarity with data pipelines and event-driven design. Understanding of CI More ❯
role in designing, building, and optimising services that power our EV testing, reporting, and data-sharing products. This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL … end-to-end ownership. Passion for clean architecture, performance, and testable code. Interest in the EV, sustainability, or data analytics space is a plus. Nice to Have Experience with React/Next.js/React Native or TypeScript . Experience integrating third-party APIs (OEM, OBD, or telematics data). Familiarity with data pipelines and event-driven design. Understanding of CI More ❯
london, south east england, united kingdom Hybrid / WFH Options
ClearWatt
role in designing, building, and optimising services that power our EV testing, reporting, and data-sharing products. This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL … end-to-end ownership. Passion for clean architecture, performance, and testable code. Interest in the EV, sustainability, or data analytics space is a plus. Nice to Have Experience with React/Next.js/React Native or TypeScript . Experience integrating third-party APIs (OEM, OBD, or telematics data). Familiarity with data pipelines and event-driven design. Understanding of CI More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
ClearWatt
role in designing, building, and optimising services that power our EV testing, reporting, and data-sharing products. This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL … end-to-end ownership. Passion for clean architecture, performance, and testable code. Interest in the EV, sustainability, or data analytics space is a plus. Nice to Have Experience with React/Next.js/React Native or TypeScript . Experience integrating third-party APIs (OEM, OBD, or telematics data). Familiarity with data pipelines and event-driven design. Understanding of CI More ❯
slough, south east england, united kingdom Hybrid / WFH Options
ClearWatt
role in designing, building, and optimising services that power our EV testing, reporting, and data-sharing products. This role is primarily backend-focused, but familiarity with modern frontend frameworks (React/React Native/Next.js) is a bonus. Key Responsibilities Develop and maintain robust, high-performance .NET 8+ APIs and services. Work with Azure Functions , Blob Storage , Queues , and SQL … end-to-end ownership. Passion for clean architecture, performance, and testable code. Interest in the EV, sustainability, or data analytics space is a plus. Nice to Have Experience with React/Next.js/React Native or TypeScript . Experience integrating third-party APIs (OEM, OBD, or telematics data). Familiarity with data pipelines and event-driven design. Understanding of CI More ❯
maintaining both front-end and back-end components of web and mobile applications using JavaScript, Node.js, and modern frameworks and libraries, with strong Angular JS , and others such as React, or Vue.js. Collaborating with architects and other developers to design robust, scalable, and secure architectures for new projects and enhancements to existing systems. Participating in agile development processes, including sprint More ❯
Greater Bristol Area, United Kingdom Hybrid / WFH Options
Harnham
experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing scalable, cloud-based solutions — Azure preferred. Understanding of modern development best practices, including agile delivery, CI/CD, and automated testing. More ❯
newport, wales, united kingdom Hybrid / WFH Options
Harnham
experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing scalable, cloud-based solutions — Azure preferred. Understanding of modern development best practices, including agile delivery, CI/CD, and automated testing. More ❯
Bristol, Avon, England, United Kingdom Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing scalable, cloud-based solutions - Azure preferred. Understanding of modern development best practices, including agile delivery, CI/CD, and automated testing. More ❯
London, South East, England, United Kingdom Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing scalable, cloud-based solutions - Azure preferred. Understanding of modern development best practices, including agile delivery, CI/CD, and automated testing. More ❯
Cambridge, Cambridgeshire, England, United Kingdom Hybrid / WFH Options
Harnham - Data & Analytics Recruitment
experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing scalable, cloud-based solutions - Azure preferred. Understanding of modern development best practices, including agile delivery, CI/CD, and automated testing. More ❯
bath, south west england, united kingdom Hybrid / WFH Options
Harnham
experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing scalable, cloud-based solutions — Azure preferred. Understanding of modern development best practices, including agile delivery, CI/CD, and automated testing. More ❯
bradley stoke, south west england, united kingdom Hybrid / WFH Options
Harnham
experience building enterprise-grade applications. Strong backend skills in Python (FastAPI, Flask) with experience designing APIs and integrating databases (e.g. GraphDB, CosmosDB, SQL). Solid frontend development skills in React, TypeScript/JavaScript, HTML, and CSS . Experience developing scalable, cloud-based solutions — Azure preferred. Understanding of modern development best practices, including agile delivery, CI/CD, and automated testing. More ❯
a huge bonus. From a technical standpoint, it’s a true full stack role with your time being evenly split between FE/BE work. They use TypeScript throughout (React, React Native, Node.js, AWS etc) so strong experience across the stack is key. The package On top of a salary of up to £95,000 DOE, the company offers a More ❯
City of London, London, United Kingdom Hybrid / WFH Options
Amicus
a huge bonus. From a technical standpoint, it’s a true full stack role with your time being evenly split between FE/BE work. They use TypeScript throughout (React, React Native, Node.js, AWS etc) so strong experience across the stack is key. The package On top of a salary of up to £95,000 DOE, the company offers a More ❯
london, south east england, united kingdom Hybrid / WFH Options
Amicus
a huge bonus. From a technical standpoint, it’s a true full stack role with your time being evenly split between FE/BE work. They use TypeScript throughout (React, React Native, Node.js, AWS etc) so strong experience across the stack is key. The package On top of a salary of up to £95,000 DOE, the company offers a More ❯
slough, south east england, united kingdom Hybrid / WFH Options
Amicus
a huge bonus. From a technical standpoint, it’s a true full stack role with your time being evenly split between FE/BE work. They use TypeScript throughout (React, React Native, Node.js, AWS etc) so strong experience across the stack is key. The package On top of a salary of up to £95,000 DOE, the company offers a More ❯
london (city of london), south east england, united kingdom Hybrid / WFH Options
Amicus
a huge bonus. From a technical standpoint, it’s a true full stack role with your time being evenly split between FE/BE work. They use TypeScript throughout (React, React Native, Node.js, AWS etc) so strong experience across the stack is key. The package On top of a salary of up to £95,000 DOE, the company offers a More ❯
exposure to the below skill set and come from a financial background. Location - London📍 Salary - £95,000 💷 Hybrid Working - 3 days per week onsite 🏢 Strong proficiency in C# and React development, with experience in manual and automated testing. Ability to work on Greenfield projects, implementing new functionality and automation from the ground up. Familiarity with building test automation for newly More ❯