{"id":3067394,"url":"https://alion.io/job/tech-holding-lead-software-engineer-c-net","title":"Lead Software Engineer - C# / .NET","company":{"id":6381,"name":"Tech Holding","domain":"techholding.co","url":"https://alion.io/company/tech-holding","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Greenhouse","truth_index":null},"role":"Backend","role_family":"Backend","seniority":"lead","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Ahmedabad, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":17000,"max_usd":43000,"period":"year","method":"role_seniority_country_remote_cell","sample_n":69},"experience_years_min":8,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":"Angular","optional":false},{"name":"Azure","optional":false},{"name":"C#","optional":false},{"name":"Git","optional":false},{"name":"gRPC","optional":false},{"name":"Node JS","optional":false},{"name":"PostgreSQL","optional":false},{"name":"Rest API","optional":false},{"name":"SQL","optional":false},{"name":"TypeScript","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-10-22T06:56:39Z","employer_posted_date":"2026-10-22","last_verified_at":"2026-10-22T23:59:43Z","board_verified":true,"closed_at":null,"days_open":0,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":0},"description":"About us:\nWorking at Tech Holding isn't just a job, it's an opportunity to be a part of something bigger. We are a full-service consulting firm that was founded on the premise of delivering predictable outcomes and high-quality solutions to our clients. Our founders and team members have industry experience and have held senior positions in a wide variety of companies - from emerging startups to large Fortune 50 firms - and we have taken our combined experiences and developed a unique approach that is supported by the principles of deep expertise, integrity, transparency, and dependability.\nThe Role:\nWe’re seeking a hands-on Lead Software Engineer to drive application modernization, legacy-codebase stabilization, service/API extraction, and secure integration initiatives. The role combines deep expertise in C#/.NET, Angular, and SQL Server with modern integration engineering using TypeScript/Node.js, gRPC/Protocol Buffers, PostgreSQL, and Microsoft Azure. You will lead integration development and guide architecture decisions, code reviews, and the reliability, security, and maintainability of existing systems.\nExperience: 8+ Years\n\nResponsibilities\nLead the design, development, modernization, and maintenance of enterprise applications using C#/.NET and Angular.\nStabilize legacy codebases by addressing technical debt, reliability, performance, and maintainability.\nDesign and implement service/API extraction strategies to decouple legacy applications into well-defined, maintainable services.\nDesign secure integrations between existing platforms and external systems, covering authentication, authorization, data protection, and error handling.\nDevelop and optimize SQL Server queries, stored procedures, and application data-access layers.\nLead integration development using TypeScript/Node.js and modern API architectures.\nDesign and implement service-to-service communication using gRPC and Protocol Buffers.\nBuild and maintain PostgreSQL-backed integrations.\nBuild, deploy, and support integration components on Microsoft Azure.\nDefine API contracts, integration patterns, error-handling approaches, observability, and security standards.\nTroubleshoot complex application, cross-service, and data consistency issues and drive root-cause analysis to resolution.\nLead architecture discussions, technical design reviews, and code reviews; establish coding standards, testing practices, and reusable development patterns.\nCollaborate with product owners, architects, and engineering teams to turn business requirements into scalable technical solutions.\nMentor engineers and support delivery planning and estimation.\nRequirements (all mandatory)\nMinimum 8 years of experience in software development.\nStrong hands-on experience with C#, .NET Framework, and modern .NET.\nExperience building and maintaining enterprise web applications using Angular.\nStrong SQL Server skills, including stored procedures, query optimization, and database troubleshooting.\nProven experience stabilizing, refactoring, and improving existing enterprise applications.\nExperience extracting services from monolithic or legacy systems and designing maintainable APIs.\nSolid understanding of secure service communication, authentication, authorization, and data protection.\nStrong hands-on development experience with TypeScript/Node.js.\nExpertise in API design: RESTful APIs, service contracts, integration patterns, and versioning.\nPractical experience designing or implementing gRPC services and Protobuf contracts.\nExperience with PostgreSQL, including schema design, SQL, query optimization, and application integration.\nExperience deploying, integrating, and supporting application services on Microsoft Azure.\nStrong grasp of design patterns, clean code, testing, debugging, and version control (Git).\nAbility to lead design discussions, run architecture and code reviews, and mentor engineers.Other Employment Benefits \nFamily health insurance cover.\nEducation / Certification reimbursement.\nMultiple leave types \nFlexible work schedule.\nWork from home policies.\n\nTech Holding is proud to be an Equal Opportunity Employer and is committed to fostering a diverse and inclusive workplace. We welcome applicants from all backgrounds and experiences, and we consider qualified applicants without regard to race, color, religion, gender, sexual orientation, gender identity, national origin, disability, veteran status, or any other legally protected characteristic. 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