Core Application Developer

iKnowHow Group is a dynamic, international technology company with 24+ years of experience and a team of 300+ talented professionals delivering innovative technology solutions across Energy, Telecommunications, Banking & Financial Services, and the Public Sector. Through its specialized subsidiaries, it brings domain expertise in areas such as Health and Robotics—blending deep industry knowledge with advanced, future-ready technologies. At its core, iKnowHow S.A. delivers end-to-end project development - both internal and client-facing - turning strategy into scalable, real-world solutions. Our portfolio spans Data & AI platforms, enterprise integration, cloud-native applications, and large-scale digital transformation initiatives, enabling leading organizations across the public and private sectors to evolve and grow. We are now looking for an experienced Senior Software (Core Application) Developer , who will lead a team of expert developers to analyze, implement, support and schedule software development ensuring undisrupted business and work in new challenging outsourced projects. Responsibilities: Developing solutions (design, code, tests, documentation) Collaborating with product managers to set the direction and goals Leading the team of engineers to consistently deliver according to IT roadmap Designing and reviewing technical solutions, as well as driving architecture definitions Ensuring compliance to internal standards and practices Presenting the progress and goals of the team Contributing to the technical roadmap through architecture meetings, design documents Bachelor's Degree in Computer Science, Software Engineering, Information Technology, or a related field 4+ years of relevant engineering work experience Hands on experience with C#, VB, Cobol, REST APIs, .NET Core, WCF, ASP.NET, Silverlight (nice to have), MSSQL databases Excellent troubleshooting and web performance analysis skills Experience in handling several projects with dependencies between teams Excellent coding abilities and experience with architectural patterns Proven track record of building/leading a high-performing engineering team Strong communication skills both in Greek and English Nice to have: Hands on experience with Azure AD, SharePoint and API Management Platform Insurance Domain experience/knowledge Career development and growth opportunities An amazing private & open-office workspace Continuous training via personalized seminars Stable and enjoyable working environment