Senior Fullstack .NET Engineer - Remote

Humi HR
Humi HR

Software Engineering

Romania

Posted on Jun 30, 2026

Who We Are

Employment Hero is on a mission to make employment easier and more valuable for everyone. Our Employment Operating System brings hiring, HR, payroll, and benefits into an all-in-one solution. Since our inception in 2014, we’ve scaled to a $2 billion valuation and gained a presence in 6 countries globally - Australia, New Zealand, Singapore, Malaysia, the UK, and Canada. We now service over 300,000 businesses and more than 2 million employees.

The EH Way (Our DNA)

At Employment Hero, we’re proud of our unique DNA, which we call The EH Way:

  • Mission First: Everything we do (from what we work on, to how we allocate capital and where we focus) is driven by our Mission.
  • Remote First: We champion a remote environment with a preference for asynchronous communication and a high degree of autonomy.
  • AI First: We are committed to using AI to accelerate our mission; AI is not just a tool, it’s a fundamental part of how we operate, innovate, and scale.
  • Apolitical: We do not take a position on political or social topics, unless it relates to our Mission.
  • Live by Our Values: We role model our values 100% of the time.
  • Expect High Performance: We set a high standard and we’re not satisfied with being average.

About the Team

Our Partnerships and Payroll team is growing. We're looking for an amazing Intermediate Software Development Engineer (.Net) to join us as we scale our products and features, and take on interesting technical challenges. Please keep in mind that this is a CIM contract.

This role will help us continue the development and modernizing of our Payroll system, where we're on a journey of moving to a service-oriented and microservices mixed architecture, following our .Net Core migration. You'll be able to learn from our cross-functional teams, including working with geographically distributed teams. You'll accelerate your career quickly working with smart people across the UK and APAC in a fully remote, flexible environment.

This Role

As a Senior Full Stack Engineer, you will balance core technical development with an evolving approach to features, ownership, and collaborative problem-solving. Your key focus areas will be:

  • End-to-end development for new and current cloud-based applications, from working on the technology roadmap with Product Owners, designing solutions with your squad, new feature development, through to production, improving/ optimizing and maintenance
  • Debug and perform root cause analysis for application issues
  • Take initiative in recommending improvements to the development process
  • Proactively identify application pain points and suggest mitigation strategies
  • Perform peer reviews of code changes
  • Perform testing of new features/enhancements/bug fixes
  • Maintain documentation and help articles for new/updated features
  • Provide training sessions for the support team for new features
  • Work closely with business stakeholders within an agile environment

Who you are To thrive at Employment Hero, you’ll need to embody The EH Way - operating with focus, agility, and an obsession to make an impact.

For this role, you’ll also bring

  • Backend experience
  • 7+ years of backend development experience with C#, .NET Core/.NET 6+
  • Experience at a product-focused startup/scale-up or technology company
  • Proven experience designing and building RESTful APIs and services using ASP.NET Core
  • Experience working with event-driven architectures and messaging systems
  • Strong ability to write modular, reusable, and testable code that adheres to best practices
  • Solid understanding of both relational (e.g., SQL Server) and non-relational (e.g., NoSQL) databases
  • Familiarity with containerization (e.g., Docker) and CI/CD pipelines
  • Proficiency with Git and modern version control workflows
  • Experience with ORM frameworks, such as NHibernate or Entity Framework
  • Experience with dependency injection frameworks, such as Castle Windsor, Autofac, or Ninject
  • Frontend experience
  • Experience building user interfaces with JavaScript, TypeScript, and modern frontend frameworks such as React, Angular, or Vue
  • Understanding of frontend architecture, component design, and state management
  • Ability to write clean, accessible, and responsive UI code
  • Comfortable working across the full stack to deliver end-to-end features
  • Soft Skills
  • Strong communication and collaboration skills
  • Ability to work autonomously and within cross-functional, distributed teams
  • A proactive mindset with a focus on delivering customer value

What we can offer

At Employment Hero, we don’t just talk about a better way to work - we live it. Joining Employment Hero means

  • You will work remotely, with the flexibility to own your time and impact
  • You will access cutting-edge tools to amplify your work, knowledge and outputs
  • You’ll surround yourself with ambitious, outcome-driven colleagues who challenge you to do the best work of your life
  • You’ll also have access to a wide range of benefits that includes - a very generous paternity leave policy, subsidised egg freezing (so you can make the choice that’s right for you, on your terms), a WFH office expense budget, and outstanding learning & development opportunities

At Employment Hero, we are committed to safeguarding the privacy of your application data. To understand how we do so, you can read our Applicant Privacy Policy here

Employment Hero celebrates diverse perspectives and experiences, we invite people of all backgrounds and identities to apply for this position.