Senior Software Developer - Windows at Kiteworks

, , Bulgaria -

Full Time

Start Date

Immediate

Expiry Date

28 Jul, 26

Salary

78000.0

Posted On

29 Apr, 26

Experience

5 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

C#, .NET, Windows desktop development, Application lifecycle management, Deployment strategies, Version control, Enterprise software, UI frameworks, Windows API, Installer technologies, Security principles, Automated build systems, Testing frameworks, Debugging, Agile, PowerShell

Industry

Software Development

Description

We are seeking a Senior Software Developer to enhance our Windows application, a secure document editing and collaboration platform. In this role, you will be a hands-on technical developer responsible for designing and building scalable systems, making sound technical decisions, and collaborating effectively with team members. What You'll Do Core Development · Design and develop new features for the Windows client application using modern .NET technologies · Build and maintain desktop applications that handle file management, application launching, and session lifecycle management · Implement security features including argument validation, secure file handling, and authentication integration · Optimize application performance and reliability in enterprise environments Architecture & Design · Design and implement scalable application architecture for Windows client deployments · Apply service-oriented patterns and dependency injection for maintainability and extensibility · Create reusable components and libraries for document handling and session management · Evaluate and recommend technology solutions for new features Integration & Deployment · Develop installer packages and deployment automation for enterprise distribution · Implement integration with server-side components and cloud services · Build custom installation logic and system validation checks · Ensure compatibility with enterprise Windows environments and Group Policy configurations Quality Assurance & Testing · Write comprehensive unit and integration tests to ensure code quality and reliability · Develop automated testing strategies covering multiple scenarios · Participate in code reviews and knowledge sharing with team members · Participate in security reviews and threat modeling Technical Collaboration · Communicate technical decisions and architectural rationale to team members and stakeholders · Partner with product and security teams to translate business requirements into technical solutions · Share knowledge and best practices through documentation and technical discussions · Develop and maintain secure code following secure development lifecycle practices, ensuring protection of personal data and adherence to ISO 27001 and privacy-by-design principles. What You'll Bring · 7+ years of professional software development experience · 4+ years developing Windows desktop applications (.NET ecosystem preferred) · Strong understanding of application lifecycle management and deployment strategies · Experience with version control systems and collaborative development workflows · Proven track record delivering production-grade enterprise software · Proficiency in C# and modern .NET framework development · Experience with Windows application development, UI frameworks, and Windows API integration · Understanding of installer and packaging technologies · Knowledge of security principles for desktop applications (encryption, secure storage, input validation) · Experience with automated build and deployment systems · Solid grasp of testing frameworks and testing methodologies · Strong problem-solving and debugging abilities · Clear communication and documentation skills · Ability to take ownership of complex features and drive them to completion · Self-motivated with strong attention to detail · Experience working in Agile development environments Essential Skills · Technical depth combined with strong problem-solving abilities · Ability to balance architectural vision with practical delivery timelines · Collaborative approach to working with cross-functional teams · Proactive approach to identifying and resolving technical risks · Passion for building products that solve real business challenges Nice to Have · Knowledge of Windows Server deployment and management · Background in security-focused software development · Experience with PowerShell scripting and system automation · Understanding of document management systems or content collaboration platforms · Experience with enterprise authentication systems (Active Directory, SAML, OAuth) · Knowledge of RDP (Remote Desktop Protocol) or Terminal Services · Experience building cross-platform applications · Familiarity with CI/CD pipeline development The Values That Define Us * Execution – We deliver results with focus, ownership, and consistency. Our teams take initiative, solve challenges proactively, and continuously optimize how we work to create meaningful impact for our customers. * Transparency – We communicate openly and clearly, ensuring stakeholders have the information they need to make informed decisions. We foster a culture of trust, welcome feedback, and embrace accountability in everything we do. * Integrity – We uphold the highest standards of honesty and responsibility. Our teams act ethically, consistently honor commitments, and build trust through principled, reliable actions. Compensation Range: * Annual Base Salary Range: €65,000 – €78,000 * Base pay depends on many factors, such as location, education, experience, and skills. Base pay is only one part of Kiteworks competitive Total Rewards package that can include benefits, perks, equity, and bonuses. The base pay range is subject to change and may be modified in the future. Benefits & Perks * Health Insurance: Additional coverage via Bulstrad (family add-on available at BGN 45.29/month) * Multisport Card: Complimentary access to sports/fitness facilities; family add-ons available * Food Vouchers: BGN 200/month viaEdenred(non-taxable, electronic) * Weekly Fruit Basket: Fresh fruit delivered to the office weekly * Annual Leave: 25 days Commitment to Equal Opportunity & Inclusion Kiteworks is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to age, ancestry, citizenship, color, family or medical care leave, gender identity or expression, genetic information, immigration status, marital status, medical condition, national origin, physical or mental disability, political affiliation, protected veteran or military status, race, ethnicity, religion, sex (including pregnancy), sexual orientation, or any other characteristic protected by applicable local laws, regulations and ordinances. Other Requirements Ability to meet Kiteworks, customer, and/or government security screening requirements for this role. These requirements include, but are not limited to, the following specialized security screenings: Kiteworks Background Check: This position requires passing the Kiteworks background check upon hire/transfer and every two years thereafter.

Responsibilities

You will design and develop new features for the Windows client application using modern .NET technologies while ensuring scalable architecture and enterprise-grade performance. Additionally, you will manage deployment automation, implement security features, and collaborate with cross-functional teams to deliver high-quality software solutions.