Returning Candidate? Log back in! Senior .Net Developer/Architect Location US-DC-Washington ID 2026-01-2539 Category Information Technology Position Type Full-Time Location Detail Hybrid Company Overview At ValidaTek, we modernize and optimize IT services to solve some of the most critical challenges facing federal civilian and defense agencies. From customers to partners to top-talent employees, ValidaTek puts people first, empowering them to exceed expectations and transform government organizations. Our success starts and ends with our people, so we built a company where great people can do great things, with the resources and autonomy to make decisions that transform organizations. We operate as one team of diverse people, united by a passion for continuous growth and optimization. Our commitment to quality and performance optimization is the reason why our IT Service Projects and New Development Projects have been appraised at CMMI Maturity Level 5, positioning us as one of a handful of elite companies to receive the highest form of third-party validation. www.validatek.com Summary

ValidaTek is seeking a high-performing Senior .NET Developer / Architect who will provide technical leadership and hands-on expertise for the design, development, and implementation of enterprise-level software solutions supporting the U.S. Department of State. This role is responsible for translating complex functional and technical requirements into secure, scalable application architectures while leading development efforts across the full software development lifecycle in an Agile environment.

Responsibilities

Interpret complex business and technical requirements and translate them into robust application architectures and technical designs

Architect, design, develop, and implement enterprise-level applications and components using Microsoft development technologies, including .NET and MVC

Provide technical leadership and oversight for enterprise-wide software development initiatives

Lead and contribute to all phases of the software development lifecycle, including design, development, testing, deployment, and maintenance

Create, modify, maintain, test, and implement complex software applications and system components

Apply strong Object-Oriented Design (OOD) principles and best practices in all development activities

Participate in and support Agile software development processes, including sprint planning, reviews, and daily stand-ups as needed

Collaborate closely with program management, architects, cybersecurity staff, and stakeholders to ensure solutions meet functional, performance, and security requirements

Support multiple development efforts simultaneously while maintaining quality, schedule, and technical integrity

Produce and maintain technical documentation and provide clear oral and written communication to technical and non-technical audiences

Qualifications

8–10 years of professional experience interpreting complex requirements and designing, developing, and implementing applications using Microsoft development tools (.NET, MVC)

Bachelor’s degree in Computer Science, a related field, or equivalent professional experience

Active Top Secret/SCI clearance

Demonstrated experience in software architecture and enterprise application design

Proven experience leading or managing enterprise-wide software development efforts

Strong background in creating, modifying, maintaining, testing, and deploying complex software applications

Solid understanding and practical application of Object-Oriented Design (OOD) principles

Hands-on experience developing applications using Agile methodologies

Strong communication skills, both written and verbal

Preferred Qualifications

Formal training in .NET programming practices

Experience serving as a technical architect or lead developer in Federal or DoS environments

Familiarity with secure coding practices and enterprise integration patterns

Posted Min Pay Rate USD $160,000.00/Yr. Posted Max Pay Rate USD $185,000.00/Yr. Salary Disclosure Actual salary will be based on a variety of factors including but not limited to experience, geographic location, contract affordability, internal equity, education, and certifications.

The upper end of the salary range may be reserved for individuals who have demonstrated tenure with the company, seniority, and proven excellent performance. This includes factors such as education, certifications, and extensive/unique experience beyond what is required. EEO Statement ValidaTek is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, national origin, age, protected veteran status, or disability status.

Applicants who are selected for employment will be required to verify authorization to work in the United States.

Offers of employment will be contingent upon passing a post-offer background check. Options ApplyApplyShareSubmit a ReferralRefer Sorry the Share function is not working properly at this moment. Please refresh the page and try again later. Share on your newsfeed Connect With Us! Not ready to apply? Connect with us for general consideration. Application FAQs

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