{"id":3954107,"url":"https://alion.io/job/marsh-nederland-principal-engineer-applications-development","title":"Principal Engineer - Applications Development","company":{"id":681907,"name":"Marsh Nederland","domain":"marsh.com","url":"https://alion.io/company/marsh-6","size_band":"51-200","is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Join","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":["Gurgaon, India","Noida, India"],"countries":["IN"],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":null,"experience_years_min":12,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"SQL","optional":false},{"name":"Angular","optional":true},{"name":"C#","optional":true},{"name":"CI/CD","optional":true},{"name":"Git","optional":true},{"name":"JavaScript","optional":true},{"name":"Kubernetes","optional":true},{"name":"Node JS","optional":true},{"name":"TypeScript","optional":true}],"status":"live","first_seen_at":"2026-11-09T06:35:30Z","employer_posted_date":null,"last_verified_at":"2026-11-09T06:35:30Z","board_verified":false,"closed_at":null,"days_open":0,"trust":{"level":"not_scored","repost_count":null,"flags":[],"days_open":0},"description":"Job description:\n\nWe are looking for a skilled .NET Developer with strong SQL knowledge and preferred exposure to the MEAN stack, along with familiarity with AI tools and AI-assisted development practices.\n\nRole summary:\n\nThe .NET Developer will design, develop, and support enterprise applications and services with a strong focus on .NET, SQL, and solution reliability. The role also values experience with modern web technologies, cross-functional delivery, and the ability to use AI-enabled tools to improve productivity and quality.\n\nKey responsibilities:\nDevelop and maintain scalable applications using .NET technologies.\nDesign, write, and optimize SQL queries, stored procedures, and database objects.\nBuild and support secure, high-quality backend services and APIs.\nCollaborate with product, QA, and infrastructure teams to deliver enhancements and production support.\nParticipate in code reviews, testing, debugging, and performance tuning.\nSupport troubleshooting and root-cause analysis for application and database issues.\nContribute to design discussions, technical estimation, and delivery planning.\nUse AI tools and AI-assisted development capabilities to improve development speed, code quality, testing, and documentation.\nApply secure coding practices and follow engineering standards throughout the delivery lifecycle.\n\nRequired skills and experience:\nStrong hands-on experience in .NET development.\nStrong SQL knowledge, including queries, stored procedures, and relational database concepts.\nGood understanding of object-oriented programming, API development, and software engineering principles.\nExperience with debugging, unit testing, and performance optimization.\nAbility to work effectively in a collaborative, global delivery environment.\nStrong communication skills and a proactive approach to problem-solving.\n\nPreferred skills:\nExposure to the MEAN stack, especially Angular, Node.js, and MongoDB.\nFamiliarity with web application development and modern UI integration patterns.\nExperience with CI/CD pipelines, Git, and DevOps practices.\nExposure to cloud environments, containerization, or Kubernetes is an added advantage.\nExperience using AI coding assistants, prompt-based tools, or AI-assisted testing/documentation workflows.\n\nWhat you need to have:\nMinimum 12 months experience as Principal Engineer/Senior Principal Engineer.\nShould have at least \"On track\" or above in last appraisal.\nShould not be under any Performance Continuity Plan, or had any official Disciplinary action within the last 3 months.\nShould not have applied for any other IJP within Marsh McLennan in the last 3 months.\n\nWhat success looks like:\nDelivers reliable and maintainable .NET solutions with strong database support.\nImproves delivery efficiency through effective use of AI tools and automation.\nWorks well across teams and supports business priorities on time.\nContributes to a stable, scalable, and collaborative engineering environment.\nSkills\n.NET, API, 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