26 to 50 of 78 Full-Stack Development Jobs in Hertfordshire

Full Stack Engineer

Hiring Organisation
Propel
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
Full-Stack Python Engineer (Backend-leaning, React exposure) EdTech - Outside IR35 I'm supporting an EdTech start-up doing some genuinely exciting work in the learning space, and they're looking for a Full-Stack Python Engineer to join … directly to core product features. It's mostly back-end-focused, but there will be some front-end React work initially, so full-stack experience is important. What they're looking for: A strong Python engineer (4–5 years) who's comfortable owning back-end services ...

Full Stack Engineer

Hiring Organisation
Propel
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Full-Stack Python Engineer (Backend-leaning, React exposure) EdTech - Outside IR35 I'm supporting an EdTech start-up doing some genuinely exciting work in the learning space, and they're looking for a Full-Stack Python Engineer to join … directly to core product features. It's mostly back-end-focused, but there will be some front-end React work initially, so full-stack experience is important. What they're looking for: A strong Python engineer (4–5 years) who's comfortable owning back-end services ...

Full Stack Engineer

Hiring Organisation
Propel
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
Full-Stack Python Engineer (Backend-leaning, React exposure) EdTech - Outside IR35 I'm supporting an EdTech start-up doing some genuinely exciting work in the learning space, and they're looking for a Full-Stack Python Engineer to join … directly to core product features. It's mostly back-end-focused, but there will be some front-end React work initially, so full-stack experience is important. What they're looking for: A strong Python engineer (4–5 years) who's comfortable owning back-end services ...

Full Stack Engineer C# .Net Core JavaScript

Hiring Organisation
Client Server
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
home per week in a hybrid model Your role: As a Full Stack Engineer you'll join an Agile development team to design and develop new features and enhancements to complex Payments and client systems within a microservices environment (300 services). … walk from local station, with the flexibility to work from home twice a week. About you: You have strong C# .Net Core backend development skills You have JavaScript experience, combined with Angular or React You have experience with AWS and microservices You have a thorough understanding of Computer ...

Full Stack Engineer

Hiring Organisation
Leap29
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Server, Postgres, GitHub, Azure DevOps, Linux, Docker, and Kubernetes. Supporting continuous deployment pipelines with automated testing and monitoring. Writing software using Test Driven Development (TDD) practices, creating automated tests before coding. Contributing to an open working environment with transparent codebases, thorough documentation, design histories, and product roadmaps. What … teams. Why you'll love it here: Work on high-impact public sector digital services. Be part of a transparent, open, and modern development culture. Opportunity to innovate with a talented team across frontend, backend, and infrastructure. If you're passionate about delivering high-quality, accessible digital services ...

Full Stack Engineer

Hiring Organisation
Leap29
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
Server, Postgres, GitHub, Azure DevOps, Linux, Docker, and Kubernetes. Supporting continuous deployment pipelines with automated testing and monitoring. Writing software using Test Driven Development (TDD) practices, creating automated tests before coding. Contributing to an open working environment with transparent codebases, thorough documentation, design histories, and product roadmaps. What … teams. Why you'll love it here: Work on high-impact public sector digital services. Be part of a transparent, open, and modern development culture. Opportunity to innovate with a talented team across frontend, backend, and infrastructure. If you're passionate about delivering high-quality, accessible digital services ...

.NET Developer

Hiring Organisation
Noir
Location
Hemel Hempstead, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £75,000 per annum
Standard, CSS Living Standard, Programmer, Full Stack Engineer, Architect, .NET Developer) Born in 2012 in California, our client began development on an app and website that made finding and booking classes effortless for fitness goers across the state. The company is now changing … world an active place, which makes every day pretty damn gratifying. They are looking for .NET Developer with excellent knowledge of object orientated development principles and technologies such as: .NET, .NET Core, C# and Azure SQL. You will receive expert training on the latest technologies including: .NET 10.0 ...

Full Stack Engineer (Angular +

Hiring Organisation
MYT Shutters
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
Server · Infra: AWS · Tooling: Nx monorepo, Playwright (E2E), GitHub Actions, CI/CD, ephemeral environments What You'll Do · Build and maintain full-stack features spanning frontend, backend, and database layers. · Develop and maintain business logic, API endpoints, and data access layers. · Design and optimise relational … quality standards · Work within an engineering culture focused on correctness, maintainability, and long-term reliability What We're Looking ForRequired: · 2+ years software development experience · Commercial experience with Angular (v10+) · Strong proficiency in TypeScript and JavaScript · Familiar with RxJS and reactive programming concepts · Experience working with APIs (REST ...

Full Stack Engineer (Angular +

Hiring Organisation
MYT Shutters
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
Server · Infra: AWS · Tooling: Nx monorepo, Playwright (E2E), GitHub Actions, CI/CD, ephemeral environments What You'll Do · Build and maintain full-stack features spanning frontend, backend, and database layers. · Develop and maintain business logic, API endpoints, and data access layers. · Design and optimise relational … quality standards · Work within an engineering culture focused on correctness, maintainability, and long-term reliability What We're Looking ForRequired: · 2+ years software development experience · Commercial experience with Angular (v10+) · Strong proficiency in TypeScript and JavaScript · Familiar with RxJS and reactive programming concepts · Experience working with APIs (REST ...

.NET Developer

Hiring Organisation
Noir
Location
Bishop's Stortford, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£35,000 - £65,000 per annum
this success is their hip and cutting-edge .NET/C# technology platform. We are seeking several .NET Developer to work on the development of revolutionary new features that will draw users to their web site for longer periods of time. .NET Developer applicants should have a skill … .NET, .NET Core, C# and Azure SQL. We are keen to hear from .NET Developer candidates with a strong understanding object orientated (OO) development and the full software development life cycle. This is a rare opportunity to join a truly exciting global brand. ...

.NET Developer

Hiring Organisation
Noir
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
social video advertising campaigns on the planet. Due to continued growth and expansion they are seeking several .NET Developer to work on the development of revolutionary web based software applications. We are keen to hear from .NET Developer candidates with a good grasp of technologies that include: .NET … .NET Core, C# and Azure SQL. Our client will give you the opportunity to work on enterprise level software development projects and training into: .NET 10.0, ASP.NET Core, C# 14, .NET Aspire, CI/CD, Azure DevOps, EF Core 10.0, Agile, HTML Living Standard, CSS Living Standard, Azure ...

.NET Developer

Hiring Organisation
Noir
Location
St Albans, England, United Kingdom
social video advertising campaigns on the planet. Due to continued growth and expansion they are seeking several .NET Developer to work on the development of revolutionary web based software applications. We are keen to hear from .NET Developer candidates with a good grasp of technologies that include: .NET … .NET Core, C# and Azure SQL. Our client will give you the opportunity to work on enterprise level software development projects and training into: .NET 10.0, ASP.NET Core, C# 14, .NET Aspire, CI/CD, Azure DevOps, EF Core 10.0, Agile, HTML Living Standard, CSS Living Standard, Azure ...

Software Engineer

Hiring Organisation
Digital Waffle
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
functional squads delivering modern, serverless, AI-enabled applications used in highly regulated industries. The company has a strong engineering culture, embraces AI-assisted development, and offers autonomy, impact, and the chance to help shape technical direction. Role: Senior Software Engineer Salary: Up to £70,000 per annum Location … Step Functions, DynamoDB Contribute to architecture discussions and ensure solutions are secure, cloud-native, and maintainable Use AI-assisted tooling to speed up development, testing, and debugging Work closely with Product, Delivery, and Technical Leads to refine requirements and deliver iteratively Mentor junior engineers and conduct code reviews ...

Software Engineer

Hiring Organisation
Digital Waffle
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
functional squads delivering modern, serverless, AI-enabled applications used in highly regulated industries. The company has a strong engineering culture, embraces AI-assisted development, and offers autonomy, impact, and the chance to help shape technical direction. Role: Senior Software Engineer Salary: Up to £70,000 per annum Location … Step Functions, DynamoDB Contribute to architecture discussions and ensure solutions are secure, cloud-native, and maintainable Use AI-assisted tooling to speed up development, testing, and debugging Work closely with Product, Delivery, and Technical Leads to refine requirements and deliver iteratively Mentor junior engineers and conduct code reviews ...

Software Engineer

Hiring Organisation
Digital Waffle
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
functional squads delivering modern, serverless, AI-enabled applications used in highly regulated industries. The company has a strong engineering culture, embraces AI-assisted development, and offers autonomy, impact, and the chance to help shape technical direction. Role: Senior Software Engineer Salary: Up to £70,000 per annum Location … Step Functions, DynamoDB Contribute to architecture discussions and ensure solutions are secure, cloud-native, and maintainable Use AI-assisted tooling to speed up development, testing, and debugging Work closely with Product, Delivery, and Technical Leads to refine requirements and deliver iteratively Mentor junior engineers and conduct code reviews ...

.NET Developer

Hiring Organisation
Noir
Location
Hitchin, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £75,000 per annum
.NET Developer, .NET 9, C# - Global Internet Icon - Hitchin (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, .NET MAUI, ML.NET, Azure AI, GitHub Copilot, Docker, Kubernetes, .NET Aspire, CI/CD ...

.NET Developer

Hiring Organisation
Noir
Location
Hatfield, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
.NET Developer, .NET 10.0, C# 14 - Digital Download Site - Hatfield (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Azure DevOps, Agile, Blazor, JavaScript, React, Multithreading, RESTful, ML.NET, Azure AI, Programmer, Full ...

Senior Software Engineer

Hiring Organisation
Immersum
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
organisation's technical capabilities in high-stakes client meetings Build trust and long-term relationships with engineering teams and decision-makers Solution Development & Architecture Build and iterate working AI prototypes quickly Architect scalable, maintainable systems from prototype to production Make sophisticated technical decisions balancing AI innovation, quality … integrating traditional ML techniques where appropriate Who We're Looking For For Senior Engineers: 5–8+ years building robust, scalable software systems Full-stack development capability across modern technologies Client-facing experience or technical consulting skills AI curiosity and hands-on experimentation with tools ...

Senior Software Engineer

Hiring Organisation
Immersum
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
organisation's technical capabilities in high-stakes client meetings Build trust and long-term relationships with engineering teams and decision-makers Solution Development & Architecture Build and iterate working AI prototypes quickly Architect scalable, maintainable systems from prototype to production Make sophisticated technical decisions balancing AI innovation, quality … integrating traditional ML techniques where appropriate Who We're Looking For For Senior Engineers: 5–8+ years building robust, scalable software systems Full-stack development capability across modern technologies Client-facing experience or technical consulting skills AI curiosity and hands-on experimentation with tools ...

Senior Software Engineer

Hiring Organisation
Immersum
Location
Hemel Hempstead, Hertfordshire, UK
Employment Type
Full-time
organisation's technical capabilities in high-stakes client meetings Build trust and long-term relationships with engineering teams and decision-makers Solution Development & Architecture Build and iterate working AI prototypes quickly Architect scalable, maintainable systems from prototype to production Make sophisticated technical decisions balancing AI innovation, quality … integrating traditional ML techniques where appropriate Who We're Looking For For Senior Engineers: 5–8+ years building robust, scalable software systems Full-stack development capability across modern technologies Client-facing experience or technical consulting skills AI curiosity and hands-on experimentation with tools ...

Full Stack Engineer (JavaScript) - Early-Stage Tech Start-Up

Hiring Organisation
Urban Digital Recruitment Ltd
Location
Watford, Hertfordshire, UK
Employment Type
Full-time
variety, and you've had to solve real engineering problems in lean environments, this is it. What You'll Do Full Stack Development: Ship features across backend (majority) and front end (React/Next.js). Hands-On Problem Solving: Own complex engineering challenges … real-time payments, bill syncs, integrations, and personalised experiences. About You You will be a great fit if you: Have 5+ years full-stack experience, with strong JavaScript/TypeScript depth. Are backend-leaning, with deep Node.js and API experience. Have previously worked in early-stage ...

Full Stack Engineer (JavaScript) - Early-Stage Tech Start-Up

Hiring Organisation
Urban Digital Recruitment Ltd
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
variety, and you've had to solve real engineering problems in lean environments, this is it. What You'll Do Full Stack Development: Ship features across backend (majority) and front end (React/Next.js). Hands-On Problem Solving: Own complex engineering challenges … real-time payments, bill syncs, integrations, and personalised experiences. About You You will be a great fit if you: Have 5+ years full-stack experience, with strong JavaScript/TypeScript depth. Are backend-leaning, with deep Node.js and API experience. Have previously worked in early-stage ...

Senior Full Stack Systems Developer

Hiring Organisation
Penguin Recruitment
Location
Watford, Hertfordshire, United Kingdom
Employment Type
Permanent
Salary
£75000 - £85000/annum
company continues to scale, they're searching for a Senior Full Stack Systems Engineer to guide a skilled development group and help craft the next wave of intelligent digital solutions. What this Senior Full Stack Systems Engineer role: Package … impact and continuous learning The Senior Full Stack Systems Engineer opportunity: In this senior role, you'll oversee full-stack development across sophisticated cloud-based services. You'll shape system architecture, steer design decisions, and manage deployment processes, ensuring robust ...

.NET Developer

Hiring Organisation
Noir
Location
Childwickbury, St. Albans, Hertfordshire, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £75,000 per annum
.NET Developer - Harpenden (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer ...

Full Stack Engineer

Hiring Organisation
Net Zero Evolution
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
Title: Full-Stack Developer (Sustainability & Decarbonisation Software) Salary: Competitive + benefits (DOE) Location: Fully remote (UK) You're a developer who wants your code to mean something. Not just another feature factory - but software that helps real organisations cut carbon, make smarter energy decisions, and build … more sustainable future. This is a fully remote Full-Stack Developer role in an Asset Sustainability team building a mature, mission-led platform used to manage and optimise physical assets (think buildings, equipment, distributed energy, and operational data). The product supports long-term capital planning ...