Senior .NET Developer – API & Platform Engineering
We’re looking for a talented Senior .NET Developer to join our team and drive development of scalable, high-performance systems. You’ll focus on .NET backend and API development, with opportunities to collaborate on front-end integration and contribute to secure, enterprise-grade solutions.
Key Responsibilities
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Design, build, and maintain scalable applications using .NET (C# / ASP.NET)
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Develop and enhance RESTful APIs to support business-critical features
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Work closely with front-end engineers to deliver cohesive user experiences (basic familiarity with front-end frameworks is beneficial)
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Ensure code quality through unit testing, code reviews, and best practices
- Collaborate across teams to define technical requirements and deliver solutions that meet security and performance standards
- Document development processes and contribute to ongoing architectural improvements
Core Requirements
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Strong experience in .NET development (C#, ASP.NET)
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Proven track record building and maintaining REST APIs
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Familiarity with front-end technologies such as JavaScript, HTML/CSS, and frameworks like Angular or React
- Solid understanding of relational databases and SQL
- Comfortable working in agile environments with cross-functional teams
Preferred Skills
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Exposure to or experience with RBAC (Role-Based Access Control) systems
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Awareness of security best practices, including authentication protocols, encryption, and secure API design
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Experience with identity providers (e.g., OAuth2, OpenID Connect, LDAP) is a plus
Why Simeio?: Simeio is a global managed services provider offering Identity and Access Management solutions delivered as a service and interoperable with leading IAM tools. With 700+ employees worldwide, Simeio secures over 160 million identities globally for large enterprises and government entities.
Services and solutions from Simeio include Customer Identity & Access Management, Privileged Access Management, Identity Proofing, Access Management & Federation, Identity Governance & Administration, Application Onboarding, and Simeio Identity Orchestrator.The company has been recognized for its business and technical leadership and highly rated by Gartner, Forrester, and KuppingerCole, and was ranked by Great Places to Work®. For more information visit simeio.com
Top Skills
What We Do
Customers of all sizes globally rely on Simeio to help secure their organizations. An innovative and industry leader, Simeio offers professional services, Identity and Access Management (IAM) managed services and Identity as a Service (IDaaS). Its full range of services is powered by an industry-first IAM Virtualization Platform delivered via Simeio's Identity SOC. Simeio's Identity SOC is the first and only solution of its kind designed specifically to operate, monitor, and defend complex multi-vendor IAM infrastructures and deliver actionable business intelligence.
Simeio's client base is expanding as interest in identity and access management and IT governance, risk and compliance grows across all sectors. Headquartered in Atlanta, Georgia, Simeio has operations in India, the United Kingdom, Europe, across North America, South America and Canada.
We are a cutting-edge growing company with a strong dedication to our employees and their opportunity for growth and success. Simeio offers a state-of-the-art technology office with plans for continued growth and expansion. Our company culture is crucial to those driven for success with an entrepreneurial spirit, solution oriented, and individual contributors, as well as, team players.
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