C# .NET Developer

Job description

Description: Fintua is a global leader in indirect tax compliance and tax technology. Our all-in-one platform streamlines global VAT compliance, recovery, eInvoicing and payments - helping businesses navigate the complex indirect tax landscape with ease and confidence. Fintua is part of CluneTech, a suite of companies providing cutting-edge solutions that simplify global business. We have been recognised as a Great Place to Work for 11 consecutive years, a “Best Workplace for Women” for the past 5 years and most recently, we were delighted to be recognised as a “Best Workplace in Tech” for the past 4 years. Our global footprint encompasses 35 offices worldwide and we do business across 100 countries on a daily basis. We have over 1,200 employees globally and are currently looking for the newest member of our team. About the role: We are currently looking for a Mid-Level Software Developer to join our team in Varna and contribute to the development of our core CRM application. The position is hybrid - with at least 2 days in the office per week. As one, you will work as part of a collaborative engineering team, building and enhancing backend services, data models, and integrations. The role focuses on delivering reliable, maintainable, and scalable functionality using C# and .NET, with a strong emphasis on clean architecture, data-driven systems, and high-quality engineering practices. Responsibilities: Design, develop, and maintain backend components of the CRM application using C# and .NET Work with relational databases to build efficient queries and data access layers Implement business logic using clean, maintainable patterns and layered architecture Write well-tested code, following unit testing and test-driven development (TDD) practices Collaborate with team members on feature development, bug fixing, and system improvements Integrate with internal and external APIs and services Participate in code reviews and contribute to improving coding standards and practices Support ongoing maintenance and optimization of existing functionality Requirements: Proficiency in C# and the .NET ecosystem Strong understanding of object-oriented programming (OOP) principles Solid experience with ORM frameworks, particularly Entity Framework and Dapper Experience working with relational databases, preferably PostgreSQL: Familiarity with layered application architecture and common design patterns (Repository, Unit of Work, DTOs, Dependency Injection) Good working knowledge of: LINQ, Generics, Extension methods and Asynchronous programming (async/await) Experience using Git for version control Strong experience with unit testing practices Experience working with or understanding of Test Driven Development (TDD) Nice to have: Experience with message brokers (e.g. RabbitMQ) Familiarity with document processing libraries (PDF, Excel, Word, CSV generation/parsing) Exposure to cloud platforms, particularly AWS E xperience with object mapping libraries such as AutoMapper Familiarity with unit testing frameworks and tooling (e.g. xUnit, Moq, FluentAssertions) Experience integrating with and consuming REST APIs Experience integrating with SAP systems Exposure to AI-assisted development tools (e.g. GitHub Copilot, similar tools) Experience or familiarity with Kiro What we are looking for: A developer who writes clean, maintainable, and well-structured code Strong focus on code quality, testing, and reliability Someone comfortable working with existing systems as well as building new features A team player who communicates clearly and collaborates effectively A problem-solver with attention to detail and a pragmatic approach to development A willingness to learn and grow within a supportive engineering environment Benefits: Why work with us? At Fintua , We are a community of like-minded individuals committed to excellence in everything we do. We create an innovative, collaborative, and supportive workplace that allows our brilliant people to unleash their potential. Recognized as a both a Great Place to Work and Deloitte Best Managed Company, we believe that recognition goes much deeper than just financial rewards. Therefore, in addition to a competitive salary, we also offer an exclusive benefits package that includes: Flexible Working Policy with a combination of remote and office working Multisport Cards 22 Annual Leave Days for all employees plus additional days with length of service Lifework days: ½ day each quarter to get your life work done Flex hours where you can work your 40 hours across 4.5 days Additional Health Insurance including dental and vision care Team Buildings & Parties Life Insurance Refer a Friend Bonus Discounts across various stores, theatres, restaurants Employee-led CSR Programme, CluneTech Cares, with one paid Volunteer Day per year CluneTech Life – corporate wellness program Monthly Food Vuchers Company Paid Trainings & Learning Accounts #OneTeam Awards and Annual Employee of the Year Awards Milestone Recognition Program Free Sports: Football, Tennis, Volleyball Employee Assistance Program Meeting Free Days – a specific no meeting day where we encourage no meetings so you (and your team) can focus on getting things done! Compassionate Leave: up to 4 weeks paid leave for the loss of a loved one Compassionate Leave for pets: up to 2 days 5 days company-paid Miscarriage / Pregnancy Loss Leave (applicable for partner also) We would like to thank you for your interest in this role. Please note that only shortlisted applicants will be contacted for an interview. At Fintua, we’re proud to be an equal opportunities employer. Qualified applicants will be considered without discrimination on the basis of gender, marital status, family status, sexual orientation, religion, age, disability and race. This position is also suitable for individuals with permanent impairments (with ≥50% incapacity) who have no medical preventatives to be employed. The advertisement is suitable for candidates with disabilities who have no medical contraindications to work with a Video Display and significant visual strain. Please note that when applying for a position with CluneTech, you voluntarily submit your personal data. This data will be processed for the following purposes: selection of candidates for this position; selection of candidates for future positions occurring within the next 6 months, unless you explicitly state your disagreement; connecting with candidates in connection with the objectives of labor market selection and research; signing an employment or other type of contract. Personal data provided for these purposes will be retained for up to 6 months. You have the right to request the deletion, correction or blocking of personal data.