Senior C# .Net Developer

We’re hiring: Senior Back-end Developer

Sofia (Manastirski Livadi) | Hybrid or Office | Full-time | Competitive salary

Postworks is a software company building world class software that takes the pain (and paper) out of mailrooms and communications by making it SaaS-y for over 2,500 organisations in the UK. And they love it (
honestly, take a sweep over our reviews
).

As we keep growing, we’re looking for that special someone to be the next addition to our
development team
in our Bulgarian office.

This key role will focus on designing, building, and maintaining the back-end systems and APIs that power our platform, and is suitable for Back-end Developers.

About the position:

We’re on the hunt for a talented
C# .NET Developer
to join our team and help us support our systems, build new features, and make our products even better. You’ll bring creativity, a positive attitude, and solid skills with the technology stack - plus the desire to keep sharpening them.

In this role, you’ll collaborate closely with both our local and wider teams to design and deliver world-class applications that our customers love (and tell us so).

What you’ll be doing

- Maintain and enhance our existing software products, ensuring quality through self-testing and code reviews before anything reaches QA

- Take an active role in every stage of the product lifecycle - from idea to release

- Collaborate closely with your teammates, contributing ideas, asking questions, and sharing feedback

- Keep the team leader updated on your daily progress and help keep projects moving forward

- Support and learn from colleagues as you work together to achieve team goals

- Communicate with both the local and wider team to clarify requirements and explore opportunities

- Suggest smarter, more efficient ways to hit our committed targets

What we’re looking for

- Relevant university degree in IT or equivalent experience

- At least
5 years
of hands-on experience developing with
C# .NET Framework
,
.NET Core
, and/or
.NET 8+

- Solid experience with relational
databases
and
SQL programming
, plus a good grasp of ORMs.

- Strong object-oriented programming skills

-
Analytical mindset
and logical
problem-solving abilities

- Great attention to detail

- Cloud experience -
AWS is preferable

-
Fluency in Bulgarian

-
Good working level of English

- And, of course, a positive and friendly attitude!

We consider a plus, but not required

- Experience with AWS services like S3, EC2, RDS, OpenSearch, Lambda, Step Functions, CloudWatch, and GCP BigQuery.

- Experience integrating third-party APIs.

What you’ll get:

- Competitive salary and benefits package

- Increasing annual paid vacation (up to 25 days)

- Duvet days

- Additional health insurance, dental and eye care

- Professional growth and leadership development opportunities

- Company-funded wellbeing support

- Annual personalised birthday gift

- Company-sponsored team events

- Complimentary coffee, tea, snacks and fruits at the office

How to apply

Please send us your
CV in English
. All applications are strictly confidential, and we'll get in touch if you're shortlisted.