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Software Engineer
capitalontap ⢠Poland
Posted: September 21, 2026
Job Description
đĄđ˘This is a remote B2B contract role.
This is a multiple-headcount role, so please don't be put off if you've seen it advertised for a while.
The Role
We're looking for Software Engineers to help us build the products that small businesses across the UK and US rely on every day. You'll work across cross-functional teams alongside Product Managers, QA Engineers, and fellow Software Engineers, owning problems end to end, from the first line of code through to production, monitoring, and continuous improvement.
This isn't a role for someone who wants to be handed a ticket and told what to build. We're looking for engineers who understand the problem, challenge the approach when it needs it, and take pride in the quality of what they ship. We only build what the customer wants.
What Youâll Be Doing
Weâre looking for Full stack Engineers to help us build the best credit card and payment products for small businesses. If youâre looking for an environment where youâre given the freedom to make empowered decisions, research new technologies, and learn/share knowledge with your peers. Then keep on reading!
- Youâll build robust and scalable solutions using .Net technology
- From the first line of code to production, monitoring, and continuous improvement - youâll own the SDLC
- Youâll craft slick, responsive user interfaces with modern JavaScript frameworks (React), making sure our products donât just work, they feel great to use
- Teamwork makes the dream work - youâll partner with Product Managers, QAâs, and fellow Software Engineers
- Youâll build bulletproof unit and integration tests to keep our software sharp and our users happy
- Bugs happen. When they do, youâll be ready to troubleshoot and tweak as needed
- Youâll bridge the gap between tech speak and business goals, ensuring everyoneâs on the same page and moving forward together
Weâre Looking For đ
Required skills:
- A minimum of 3+ years hands-on experience in C#, .Net Core, SQL Server, ideally JavaScript and React also!
- Good testing practices, in both Unit and Integration testing
- Good understanding of database technologies
- Experience in using Agile development practices
- A passion for learning new skills and technologies
- A proactive, supportive, and collaborative team player
Our Tech Stack
- Backend: C#, .Net,
- Frontend: React, JavaScript
- Mobile: Flutter, Dart
- Databases: SQL Server, MongoDB
- Cloud: Azure & GCP
Interview Process đ¤
- First stage: 30-minute intro, CV review, and values with a Talent Partner
- Second stage: 45-minute âTech Chatâ with a Team Manager
- Final stage: 90-minute Code Pairing + 30-minute Values Interview
Diversity & Inclusion đ
We welcome, consider and encourage applications from anyone who shares our commitment to inclusivity. Join us in creating a space where authenticity thrives, and everyone can do their best work.
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