C# Senior Full-Stack Software Engineer

Join Breadcrumb and help transform the construction industry through technology.

At Breadcrumb, we’re on a mission to make safety and compliance effortless for the construction industry. Our platform is already trusted by hundreds of thousands of workers worldwide, and we’re growing - fast. To support our growth and help level-up our product, we’re looking for another Senior Full-Stack Software Engineer with strong experience in .NET or C# to join our passionate and collaborative team.

What You'll do:

As a Senior Engineer, you’ll play a pivotal role in shaping our product and technology.

You will:

• Design and build single-page applications using frameworks like React and Angular
• Develop and maintain APIs and backend workloads
• Collaborate closely with engineers, designers, and product teams to deliver real customer value
• Mentor and upskill teammates, fostering a culture of growth and learning
• Improve our processes, tooling, and architecture to support scale
• Think holistically about the impact of your work on the business and customers

What we're looking for:

We’d love to hear from you if you have:

• Proven ability to carry a feature from start to finish: prototypes, design specs, constructive coding, and bug fixing
• Strong experience in the fundamentals of web and backend development
• Strong experience with .NET & C#
• Strong experience with React (and TypeScript)
• Experience connecting frontends to backends
• Experience reading and writing SQL
• Experience with Unit and UI testing
• A proactive communicator with excellent written and verbal communication skills with great attention to detail
• A collaborative working style and appreciation for agile environments — able to coach, learn from, and work with developers of all skill levels
• Ability to discuss technical problems and solutions with both technical and non-technical people
• Ability to break large pieces of work into small, shippable units of value, developing simple, evolvable architectures that prioritise learning over perfection
• Ability to think holistically about the impact of your work on the business, not just the dev team
• A desire and openness to learn and master varied technologies — we continuously evolve our stack and aim to choose the best tools for the job
• Align with our Values of being a go-getter, making meaningful connections with a variety of stakeholders and being a multiplier to amplify and elevate those around us for collective success.

Bonus skills (nice to have but not deal breakers):

Experience with:

• GraphQL
• SST, Pulumi or Terraform
• Using & configuring NX
• Flutter
• Azure

Why You'll Love Working With Us:

• Impact at scale: Your work will directly support hundreds of thousands of construction workers globally.
• Collaborative culture: Work alongside a talented, supportive team where ideas are valued and your input will truly be sort after. Our team work towards shared goals and celebrate collective success.
• Growth opportunities: As we scale, you’ll grow too — shaping not just our product but also our engineering culture. We have a dedicated growth and development budget for every member of our team and are genuinely invested in setting our teams up for success.
• Flexible, modern environment: We value autonomy, continuous learning, and building for the future. We also have a number of initiatives to promote healthy wellbeing amongst our team including great flexibility options, a wellness spend for each team member, an EAP provider and paid mental health leave.

At Breadcrumb, we are committed to building an inclusive workplace that values diversity of thought and perspective, and reflects a wide range of experiences and ideas. We consider all qualified applicants based on merit, skills, and potential, without discrimination based on any legally protected attributes or status.