{"id":3598946,"url":"https://alion.io/job/hcltech-senior-technical-specialist-164","title":"Senior Technical Specialist","company":{"id":225,"name":"HCLTech","domain":"hcltech.com","url":"https://alion.io/company/hcltech","size_band":"5000+","is_staffing_agency":false,"employer_type":"services","is_intermediary":false,"listed_via":null,"ats_vendor":"SuccessFactors","truth_index":null},"role":"Sales","role_family":"Sales","seniority":"senior","employment_type":null,"work_mode":"on_site","remote_scope":null,"remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"structured","locations":["Singapore"],"countries":["SG"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":5,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Agile","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"MS SQL","optional":false}],"status":"live","first_seen_at":"2026-11-02T06:45:59Z","employer_posted_date":"2026-11-02","last_verified_at":"2026-11-06T10:43:51Z","board_verified":true,"closed_at":null,"days_open":4,"trust":{"level":"ok","repost_count":null,"flags":[],"days_open":4},"description":"Job Summary\nWe are seeking a hands-on Senior .NET Developer to lead our business process automation applications, modernising legacy systems and harnessing AI across the development lifecycle.\nKey Responsibilities\nTechnical leadership: Own the enhancement and maintenance of our .NET applications, providing hands-on guidance across design, development and code review. Act as the subject matter expert (SME) advising stakeholders on the impact of proposed changes, and mentor the team on coding standards, secure development and delivery discipline.\nApplication review and documentation: Conduct structured, end-to-end reviews of each application’s code, architecture, data model, business rules, integrations and infrastructure. Use the findings to produce and maintain architecture diagrams, data flows, integration specifications and runbooks for monitoring, troubleshooting and recovery.\nArchitecture improvement and modernisation: Assess the current design to identify improvements in scalability, performance, reliability, maintainability and security, including reuse opportunities. Prioritise these into a roadmap by business impact, risk and effort, and lead endorsed refactoring, vulnerability remediation and technical debt reduction.\nIssue resolution and root cause analysis: Support the L2 team as the L3 escalation point for complex defects and production incidents, diagnosing issues through logs and system behaviour and delivering sustainable fixes that address underlying causes.\nQuality and testing: Define and maintain baseline unit, integration and regression test scenarios for validating incident fixes, upgrades and enhancements before release.\nAgile delivery and DevOps: Drive Scrum/Agile delivery with cross-functional teams so enhancements and fixes are delivered on time and to a high standard, and strengthen DevOps practices across build, deployment and release, including CI/CD and observability.\nAI-enabled engineering: Keep abreast of advances in AI and .NET, and apply approved AI assisted SDLC tools to raise productivity and code quality.\nSkill Requirements\nDegree in Computer Science, Information Technology or a related field.\n5 to 7 years of hands-on C# .NET experience building and supporting enterprise systems.\nOver 3 years of technical leadership, with solid architecture and solution design capability.\nIn-depth Microsoft SQL Server expertise, including query writing, debugging and tuning.\nExperience in people management, having led teams of 5 or more.\nExcellent problem-solving skills, adept at root cause analysis.\nWell versed in Scrum/Agile delivery and familiar with CI/CD and DevOps practices.\nStrong ownership and clear communication with engineers and business stakeholders.\nExposure to AI-assisted SDLC tools and ways of working.\nOther 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