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Looking for top SaaS jobs? Explore the latest Software as a Service career opportunities on Haystack, your go-to job board for remote and on-site SaaS roles. Whether you’re a developer, product manager, or sales expert, find your next SaaS job today and join the fast-growing cloud software industry.
Full Stack Developer
Proactive Appointments
Folkestone
In office
Mid - Senior
£28,000 - £30,000
RECENTLY POSTED
+2

100% On-site position

We are seeking a skilled Full-Stack Developer to join our clients growing technical team. This role is ideal for someone who thrives in a dynamic environment, takes a proactive approach to problem-solving, and is passionate about building high-performing digital experiences with a mobile-first mindset.

As a key member of the development function, you will work across both Front End and Back End technologies, contributing to the design, build and optimisation of web applications, data integrations and reporting solutions. You will collaborate closely with internal stakeholders to deliver robust, scalable and user-centred products.

Key Skills & Experience:

  • Strong expertise in MVC, HTML5, CSS3, and responsive design.
  • Experience with CSS preprocessors such as SASS or LESS.
  • Proficient with Server Side languages including .NET, C#, MVC, Liquid and Python.
  • Solid understanding of SQL Server, data modelling, cleansing and dataset preparation.
  • Experience supporting or developing Power BI dashboards and data visualisations.
  • Familiarity with APIs, automation tools and AI/ML-driven platforms.
  • Strong JavaScript and jQuery skills, including asynchronous handling and AJAX.
  • Knowledge of version control tools such as Azure DevOps.
  • Understanding of UX principles across online and mobile contexts.
  • Excellent communication skills and a systematic, organised approach to work.

If you’re driven, detail-oriented and eager to make an impact, we’d love to hear from you.

Full Stack Developer

Due to the volume of applications received for positions, it will not be possible to respond to all applications and only applicants who are considered suitable for interview will be contacted.

Proactive Appointments Limited operates as an employment agency and employment business and is an equal opportunities organisation

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Web Developer
Aspire Personnel Ltd
Milton Keynes
Hybrid
Junior - Mid
£40,000 - £45,000
RECENTLY POSTED
+4

Our client is recruiting for a web developer to join their growing team on a permanent basis. The ideal candidate will have had experience with microsoft.

Please note to be successful you must have 2 years + with:

  1. HTML5, CSS3, and Sass
  2. JavaScript, Jquery
  3. C# .Net Core
  4. MySql

Your skills

  • Show off expert HTML5, CSS3, and Sass programming skills that will leave others in awe.
  • Bring the magic with jQuery & JavaScript expertise that dazzles like fireworks.
  • With 3+ years of C# .Net Core experience, you’ll make projects come alive like a sorcerer.
  • Create enchanting Responsive Designs for seamless user experiences.
  • Add versatility with intermediate PHP Programming Skills.
  • Master the art of migrating sites to new servers and testing environments.
  • Breeze through creating and maintaining MySQL databases.
  • Unravel any challenge with your top-notch problem-solving prowess.
  • With excellent written and oral communication skills, you’ll shine in our dynamic team.
  • And of course, don’t forget to bring your dazzling portfolio of work to showcase your wizardry.

Desired Experience: 3years+ in the industry

Must have skills -

Can you convert a UI design to a HTML structure using HTML5, CSS and JavaScript (jQuery) into an MVC web application?

Are you familiar with the relationship in (MVC) between Model, View and Controller using C# as a native language?

Can you pass a value from the Controller to the View via the Model?

Can you capture a user input from the View and pass to the Controller and save the data to a database table using MySQL / SQL?

Please note only candidates with the above skill set will be considered for this role.

What Awaits You:

  • A competitive starting salary
  • Embrace holiday bliss: 32days off per year incl bank holidays, and even your Birthday with full pay
  • Private Healthcare
  • Generous penison scheme

Monday-Friday, 08:30am-5.00pm (Hybrid working available)

Full Stack .Net Developer
Stratospherec Ltd
London
Fully remote
Mid - Senior
£50,000 - £60,000
+5

Fully remote working for UK based Developer, candidates must have full UK working rights.

Salary 50k to 60k plus benefits

We are recruiting for a new Full Stack .Net Developer role for a Real-time Data Monitoring company based in the UK.

This company are looking for a Full Stack Developer with a strong background in C# and .Net technologies to join their remote development team. They produce a number of realtime data monitor services used by companies across the globe.

They are building a new set of products for the North American market as well as new services for their European customers.

This company are entering a lucrative scale-up time over the next 24 months (they are cash rich, profitable, self funded business) and this is an opportunity to join a small but growing development team, with an established product, who are hiring new developers to help build the next generation of their online data monitoring platform. This is a great time for somebody to join the team and who is looking for a fresh challenge in an exciting online company.

Ideally they are looking for a developer with a strong background in C#, .Net core, NoSQL databases, ElasticSearch and with some experience of building asynchronous, event-driven systems in Lambda + SQS, or equivalent patterns.

Ideal skills:

  • Experience building systems with real users in production
  • Strong, modern C# / .NET experience in production systems
  • Deep experience with at least one major cloud platform (AWS preferred; Azure / GCP also relevant)
  • Experience building asynchronous, event-driven systems (e.g. Lambda + SQS, or equivalent patterns)
  • Solid understanding of data modelling across relational and non-relational stores (e.g. SQL, NoSQL, Elasticsearch)
  • Experience applying architectural patterns such as CQRS where appropriate
  • Comfortable working with containerised applications (Docker)
  • Proven experience designing and building secure, reliable APIs
  • Testing mindset: writes maintainable, meaningful automated tests
  • Comfortable working in modern development workflows (Git, CI/CD, code reviews)

Nice to haves:

  • Experience with React
  • Strong CSS / SASS skills and an eye for UI quality

If you are interested then please apply with your CV for immediate interview?

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To apply, simply create an account, upload your resume, and use our search filters to find relevant SaaS job listings. Click on a job to view details and submit your application directly through the platform.
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