We are seeking an experienced Delphi / SQL Developer to join our clients growing development team and work on large-scale, business-critical enterprise applications used by global clients. This is a senior technical role focused on maintaining, enhancing, and modernising a complex Delphi-based system with a strong SQL Server backend. If you enjoy solving complex problems, working with mature codebases, and contributing to long-term system stability, this role will suit you perfectly. Key Responsibilities Maintain, support, and enhance existing Delphi enterprise applications. Diagnose and resolve complex defects, performance issues, and system bottlenecks. Work closely with business users to translate requirements into technical solutions. Produce clear documentation for updates, fixes, and new features. Participate in sprint planning, estimation, and code reviews. Ensure all development follows secure coding and internal QA standards. Contribute to system upgrades, transitions, and modernisation initiatives. Essential Skills & Experience 10 years commercial Delphi development (XE2, XE10 or later). 10 years Transact-SQL / MS SQL Server experience. 3 years .NET C# experience. Strong experience with complex, data-driven applications. Proven background maintaining or upgrading legacy systems. Experience with visually inherited UIs. Strong debugging, optimisation, and performance-tuning skills. Experience working within Agile, Waterfall, or hybrid SDLC environments. Familiarity with version control (Git, SVN, etc.). Experience collaborating with QA, Infrastructure, and business teams. Desirable Knowledge Delphi 3rd-party components. Windows desktop application development. Multi-tier architectures, REST/SOAP services, Windows APIs, COM. Secure coding best practices. Leadership or mentoring experience. Education Degree in Computer Science, Software Engineering, or related field OR Equivalent professional experience. Relevant certifications are a plus. Whats on Offer Opportunity to work on mission-critical enterprise systems. Join a highly skilled, supportive development team. Long-term stability with scope for modernisation and technical influence. Competitive salary benefits Hybrid- 3 Days Working from Home