{"id":2616372,"url":"https://alion.io/job/callieregroup-senior-software-engineer-net","title":"Senior Software Engineer (.NET)","company":{"id":4423613,"name":"Calliere","domain":"callieregroup.com","url":"https://alion.io/company/callieregroup","size_band":null,"is_staffing_agency":false,"employer_type":"direct","is_intermediary":false,"listed_via":null,"ats_vendor":"Zoho Recruit","truth_index":{"grade":"B","score":75,"open_postings":15,"ghost_share":0,"stale_share":1,"repost_share":0,"time_to_fill_p50_days":null,"computed_at":"2026-10-17T05:46:00Z"}},"role":"Backend","role_family":"Backend","seniority":"senior","employment_type":"full_time","work_mode":"remote","remote_scope":"unspecified","remote_scope_basis":null,"remote_working_hours":null,"hiring_geo_confidence":"inferred","locations":[],"countries":[],"hiring_countries":[],"hiring_countries_total":0,"salary":null,"salary_estimate":{"min_usd":81000,"max_usd":205000,"period":"year","method":"global_role_seniority_cell","sample_n":6933},"experience_years_min":null,"visa_sponsorship":false,"relocation_package":false,"has_equity":false,"technologies":[{"name":".NET","optional":false},{"name":"Amazon DocumentDB","optional":false},{"name":"Azure","optional":false},{"name":"Azure DevOps","optional":false},{"name":"C#","optional":false},{"name":"CI/CD","optional":false},{"name":"Claude Code","optional":false},{"name":"GraphQL","optional":false},{"name":"JQuery","optional":false},{"name":"SQL","optional":false},{"name":"JavaScript","optional":true}],"status":"live","first_seen_at":"2026-07-14T00:00:00Z","employer_posted_date":"2026-07-14","last_verified_at":"2026-10-18T10:36:24Z","board_verified":true,"closed_at":null,"days_open":96,"trust":{"level":"stale","repost_count":0,"flags":["stale"],"days_open":96},"description":"The Senior Software Engineer is a highly experienced, hands-on technical leader responsible for owning and driving initiatives from concept through delivery. This role requires deep technical expertise, strong solutioning skills, and the ability to provide technical guidance across the software development lifecycle. The ideal candidate partners closely with Architecture, Product, and DevOps to design and deliver scalable, reliable, and high-performing solutions that create meaningful business impact.Key\nResponsibilities:\nTake ownership of complex engineering initiatives, leading technical design, implementation, delivery, and ongoing operational excellence.\nDesign, build, and maintain scalable software solutions using technologies such as C#, .NET Framework, SQL Server, React, jQuery, DocumentDB (MongoDB), Azure, and related integration platforms.\nDevelop and support modern service architectures, including RESTful APIs, GraphQL, modular monoliths, microservices, and event- or integration-driven solutions as appropriate.\nPartner closely with Architecture, Product, and DevOps to define technical solutions that are scalable, reliable, performant, secure, and aligned with platform strategy.\nProvide technical leadership and guidance through solution design, code reviews, mentoring, estimation, and hands-on problem solving.\nContribute to and improve engineering practices such as CI/CD, automated testing, observability, release quality, and operational readiness using Azure DevOps and related tooling.\nApply sound engineering principles and practices such as domain-driven design (DDD), test-driven development (TDD), vertical slice architecture (VSA), and clean modular design where appropriate.\nIdentify and resolve system bottlenecks, reliability concerns, and performance issues across applications, services, data stores, and integrations.\nLeverage AI-enabled tools such as Codex, Claude Code, or similar technologies to improve engineering efficiency and software delivery outcomes.\nCollaborate effectively across teams and stakeholders to drive clear technical decisions, reduce risk, and deliver measurable results.\nRequirements\nProven experience as a senior or lead software engineer, with a track record of owning and delivering complex technical initiatives.\nStrong hands-on experience with C#, .NET Framework, SQL Server, React, and modern application development practices.\nExperience designing and delivering RESTful APIs and scalable distributed or modular systems.\nStrong understanding of CI/CD pipelines, Azure DevOps, software quality practices, and reliable production delivery.\nDemonstrated ability to provide technical guidance, solution design, and architectural input in partnership with Architecture, Product, and DevOps teams.\nFamiliarity with VSA, DDD, TDD, modular monolith architecture, microservices, and related engineering approaches is strongly preferred.\nExperience using Codex, Claude Code, or other AI tooling within the SDLC is strongly preferred, along with the ability to effectively leverage AI as a development tool.\nExposure to AI and processing technologies within product experiences is a plus\nExposure to and familiarity with the legaltech industry is a plus.\nStrong communication, collaboration, problem-solving, and 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