.net developer Work, Jobs in welwyn (with Salaries)

Software Engineer - Full Stack Developer
Sartorius —Royston
- Full-time
- Hybrid work
- Continuous improvement
- JavaScript
- Software development
- Free parking
- Annual leave
Software Engineer
MBDA —Stevenage
- Up to £66,000 a year
- Overtime
- Hybrid work
- SQL
- C++
- Mentoring
- Free parking
Full-Stack Software Engineer (C#/.NET & Angular)
Spreadex Careers —St Albans
- Hybrid work
- Azure
- Oracle
- AWS
Backend Developer (.NET C#)
TransPerfect —London
- Full-time
- Azure
- Computer Science
- Engineering
C# .NET Developer
Expleo —London
- Azure
- Oracle
- Computer Science
Apriso MES Developer
Capgemini —Stevenage
- Computer Science
- Engineering
- SQL
Software Developer
Solus Accident Repair Centres —Stansted
- £35,000 - £50,000 a year
- Full-time
- Azure
- APIs
- Employee discount
.NET Engineer
Trainline —London
- £55,000 - £70,000 a year
- Full-time
- Hybrid work
- AWS
- Mentoring
- Software development
Software Developer (.Net)
TDG - Technology Development Group —London
- Part-time
- Computer Science
- SQL
- Analysis skills
Full‑Stack .NET Developer (Back‑End Focus)
Hanson Wade Group —London
- £57,000 a year
- Full-time
- Hybrid work
- Azure
- Computer Science
- Engineering
.NET Developer
Quinnox —London
.Net Developer (GCP)
Methods Business and Digital Technology —London
- Full-time
- Hybrid work
- SQL
- JavaScript
- APIs
- Employee assistance programme
Quick apply
Java & .NET Developer
Sky —London
- Full-time
- Hybrid work
- Oracle
- Java
- SQL
Software Developer
Interpham Consulting —Luton
- Full-time
- Oracle
- SQL
- Bachelor's degree
Senior Software .NET Developer
Hedhntz —London
.Net Software Engineer
NewDay —London
- Full-time
- DevOps
- APIs
- Agile
Senior Full Stack Engineer (Developer)
Tapi —London
- Full-time
- Azure
- DevOps
- APIs
Senior/Lead Full stack Developer (Angular & .NET)
EPAM Systems, Inc. —London
- Hybrid work
- SQL
- AWS
- JavaScript
- Employee stock purchase plan
- Employee assistance programme
Senior Software Engineer
Sopra Steria —Hemel Hempstead
- £55,000 - £60,000 a year
- Hybrid work
- Travel
- Software development
- IT
Junior Web Developer (C# / Blazor)
Simpson Spence Young —London
- Microsoft Excel
- Azure
- Java
2d

I want to receive the latest job alerts for .net developer in welwyn

By signing in to your account, you agree to SimplyHired's Terms of Service and consent to our Cookie and Privacy Policy.

Software Engineer - Full Stack Developer

Sartorius -
Royston

Apply Now

Job details

Full-time

Benefits

Free parking
Private dental insurance
Cycle to work scheme
Annual leave
Company pension
Private medical insurance
On-site parking

Qualifications

CSS
React
Software deployment
C#
Test automation
Git
.NET
OOP
Continuous improvement
JavaScript
UML
REST
Software development
APIs
GraphQL
TypeScript
Communication skills
HTML

Full job description

Join our Process Automation team in Royston as a Software Engineer.

We are looking for a Software Engineer for our Process Automation department at Sartorius, reporting to the Software Development Manager. In this role, you will be responsible for delivery of software for bioprocessing products used across pharmaceuticals and biotech customers, with the main focus on web engineering and working in C#/ to bridge current and future stacks.

The team consists of 13 professionals, and we are looking forward to shaping the future with you.

This position is available full-time based at our site in Royston (Hertfordshire), with some hybrid working available. The site is a short walk from Royston train station, on the Cambridge to London route and close to A505.

Grow with us – Your Responsibilities

Build
- Architect and implement modern web components (TypeScript/React), focusing on performance, accessibility, and maintainability.
- Produce clear design documentation (e.g., ADRs, UML) to align implementation with intent.
Collaborate
- Partner with Product Management and domain experts to shape requirements into small, testable increments.
- Participate in design and code reviews; mentor engineers on best practices.
Quality
- Write clean, testable code with unit, integration, and UI/component tests (e.g: Jest/React Testing Library).
- Contribute to documentation and knowledge sharing across the team.
- Work within appropriate quality and compliance practices for the domain.
DevOps
- Improve CI/CD pipelines, build reliability, and automated test coverage.
- Help streamline release processes to reduce lead time and increase deployment confidence.

What will convince us

Experience of professional software development experience delivering production systems
Strong modern web experience: TypeScript/JavaScript, HTML/CSS; React preferred
Practical experience with automated testing, version control (Git), code reviews and CI/CD
Ability to turn product requirements into clear designs and incremental deliveries
Collaborative communication skills and a continuous improvement mindset

Nice to Have

Solid C#/.NET skills including object‑oriented design and asynchronous programming.
React ecosystem expertise (state management, component libraries, accessibility)
WPF/XAML experience and desktop – web integration patterns
API design and implementation (REST/GraphQL), versioning, and security basics.
Data visualization, performance tuning, and profiling (front end and/or .NET).
DevOps exposure (pipelines, build tooling, artifact management, infrastructure as code).
Experience in regulated or quality-focused environments (e.g., GxP, ISO).

In order to commence working with us, the successful candidate must have the right to work in the UK.

What we offer

As a growing global life science company, stock listed on the German TecDAX, Sartorius offers a wide range of benefits:

Personal and Professional Development: Mentoring, leadership programs, internal seminar offerings
Making an impact right from the start: Comprehensive onboarding, including a virtual online platform – even before joining
Welcoming Culture: Mutual support, team spirit and international collaboration; communities on numerous topics such as coaching, agile working and businesswomen network
Health & Well-Being: Wide section of health and well-being support such as healthcare plans and health assessment services

Benefits

Attractive Working Conditions

37.5 hour working week
25 days annual leave plus public holidays
Annual option to buy, sell or carry over annual leave
Free parking on site
Free hot and cold drinks

Health & Wellbeing

Competitive benefits package, including:
- Private Medical Insurance
- Private Dental Insurance
- Group Life Assurance
- Travel Insurance (employee paid)
- Salary Sacrifice Health Assessment Service
- Salary Sacrifice Cycle to Work Scheme

Planning Ahead For Your Future

Group Personal Pension Plan
Group Income Protection
Salary Sacrifice Will Writing Service

Apply Now

Refine Your Search

.net developer jobs in welwyn

Software Engineer - Full Stack Developer

Software Engineer

Full-Stack Software Engineer (C#/.NET & Angular)

Backend Developer (.NET C#)

C# .NET Developer

Apriso MES Developer

Software Developer

.NET Engineer

Software Developer (.Net)

Full‑Stack .NET Developer (Back‑End Focus)

.NET Developer

.Net Developer (GCP)

Java & .NET Developer

Software Developer

Senior Software .NET Developer

.Net Software Engineer

Senior Full Stack Engineer (Developer)

Senior/Lead Full stack Developer (Angular & .NET)

Senior Software Engineer

Junior Web Developer (C# / Blazor)

I want to receive the latest job alerts for .net developer in welwyn

Related Searches

Explore jobs in more locations

Jobseeker tools

Employer Tools

Browse

Stay Connected