Empower, Innovate, Impact! At Team A-TEK, we EMPOWER people to drive INNOVATION that IMPACTS mission!

A-TEK operates at the intersection of mission and innovation by applying our deep domain expertise across the federal markets. Embracing our digital-first strategy, A-TEK provides enhanced capabilities in application development, digital transformation, enterprise IT, and scientific services. Our solutions are designed to modernize, automate, secure, protect, and enhance the operations of our federal clients, ensuring they stay ahead in a rapidly evolving digital landscape.

Our work is fueled by a passion to serve our clients’ needs and to protect the safety and welfare of Americans. That passion shapes how we nurture our most valuable asset – Our Employees. A-TEK actively cultivates the talent that drives our success and fosters a creative, challenging, and mission-driven work environment for current and future employees.

The Senior Lead Developer serves as the technical leader for enterprise application development activities supporting a Federal civilian agency's Application Development and Support Services (ADSS) program. This position leads the design, development, modernization, integration, testing, deployment, and operational support of mission-critical business applications across Microsoft 365, Azure Government, and modern cloud-native platforms.

The Senior Lead Developer provides hands-on technical leadership while mentoring development teams, establishing development standards, conducting code reviews, and ensuring software quality throughout the Agile software development lifecycle. The role is expected to balance new development with modernization of existing applications, leveraging Python, React, .NET, Microsoft Power Platform, SQL Server, PostgreSQL, and Azure cloud services.This is a hybrid position based in Washington, DC.

Key Responsibilities

Technical Leadership

Lead software development efforts across multiple Agile development teams.
Serve as the senior technical authority for application design and implementation.
Establish development standards, coding guidelines, and engineering best practices.
Mentor and coach developers through design reviews, pair programming, and technical guidance.
Conduct peer code reviews and approve production-ready code.

Application Development

Design, develop, test, deploy, and maintain enterprise web applications.
Develop modern React-based user interfaces.
Design and develop scalable Python backend services and RESTful APIs.
Maintain and enhance existing C#/.NET applications while supporting long-term modernization initiatives.
Develop reusable software components and shared application services.
Integrate enterprise applications with Microsoft 365, Power Platform, Azure services, and external systems.

Cloud Modernization

Lead migration of legacy applications to modern cloud-native architectures.
Design scalable solutions using Azure Government services.
Support migration from SQL Server to PostgreSQL where appropriate.
Implement microservices, API-first architectures, and container-ready applications where applicable.
Participate in modernization assessments and technology roadmaps.

Database Development

Design relational database schemas.
Develop SQL Server and PostgreSQL stored procedures, views, and optimized queries.
Support data migration and data quality initiatives.
Optimize application performance through database tuning.

DevSecOps

Build and maintain CI/CD pipelines using Azure DevOps and/or GitHub.
Implement automated builds, testing, and deployments.
Integrate static and dynamic application security testing into development pipelines.
Maintain Software Bills of Materials (SBOMs) for production releases.
Support infrastructure-as-code and automated deployment practices.

Software Quality

Develop automated unit, integration, and regression tests.
Ensure all development complies with secure coding standards.
Support Section 508 accessibility compliance.
Participate in sprint planning, backlog refinement, demonstrations, and retrospectives.
Resolve production issues and perform root cause analysis.

Security & Compliance

Support Authority to Operate (ATO) activities.
Remediate security vulnerabilities identified through automated scanning or penetration testing.
Ensure compliance with:

FISMA
NIST SP 800-53
Zero Trust principles
Federal secure software development requirements
Agency security policies

Documentation

Produce technical design documentation.
Maintain system architecture documentation.
Document APIs and integration specifications.
Develop deployment guides and operational runbooks.
Maintain software configuration documentation.

Minimum Qualifications

Bachelor's degree in Computer Science, Information Systems, Engineering, or related technical discipline.
Minimum 10 years of professional software development experience.
Minimum 5 years supporting Federal Government IT systems.
Demonstrated experience leading software development teams.
Experience delivering enterprise applications using Agile methodologies.
Strong verbal and written communication skills.

Required Technical Skills

Programming Languages

Python
C#
.NET
JavaScript/TypeScript
SQL

Front-End Technologies

React
HTML5
CSS3
Responsive web design

Backend Technologies

Python frameworks (FastAPI, Flask, or Django)
ASP.NET Core
REST API development
JSON/XML

Databases

PostgreSQL
Microsoft SQL Server
Entity Framework
Dataverse

Cloud Platforms

Microsoft Azure
Azure Government
Azure App Services
Azure Functions
Azure Storage
Azure Key Vault

Microsoft Technologies

Microsoft 365
Power Apps
Power Automate
Power Pages
Power BI
SharePoint Online
Microsoft Teams

DevOps

Git
Azure DevOps
GitHub
CI/CD pipelines
Automated testing
Infrastructure as Code concepts

Preferred Qualifications

Microsoft Certified: Azure Developer Associate
Microsoft Certified: Azure Solutions Architect Expert
Microsoft Power Platform Developer Associate
Security+
Certified Scrum Developer (CSD)
Certified Kubernetes Application Developer (CKAD)

Preferred Experience

Experience supporting one or more of the following:

Azure Government (GCC/GCC High)
Microsoft Dynamics 365
Power Platform enterprise development
Federal cloud modernization initiatives
Legacy application modernization
API management platforms
Identity and Access Management (IAM)
OAuth/OpenID Connect
Microservices architecture
Containerization (Docker/Kubernetes)
Enterprise records management systems
Section 508 accessibility compliance
FISMA Moderate or High systems
Authority to Operate (ATO) support
NIST cybersecurity controls
DevSecOps implementation
Enterprise CI/CD pipelines

Desired Competencies

Technical leadership
Software architecture
Problem solving
Systems integration
Analytical thinking
Collaboration
Customer focus
Continuous improvement
Mentoring and coaching
Strong organizational skills
Ability to manage multiple priorities in a fast-paced Agile environment

Compensation

Salary Range: $150,000 – $162,000 annually (commensurate with experience)
Benefits: Health, dental, and vision insurance; 401(k) with employer match; paid time off; professional development opportunities.

Why Join Us?

This is an opportunity to make a direct impact on healthcare data processes that support critical regulatory functions. You will collaborate with dedicated professionals, work on meaningful projects, and contribute to improvements in public health systems.

Candidates may use tools (including AI) for proofreading or formatting; however, using any tool to fabricate, exaggerate, or misrepresent qualifications, experience, or work product is not permitted. We may assess application materials for job-related technical depth, internal consistency, and demonstrated hands-on experience, including through follow-up questions, skills assessments, or reference checks.Verification of education may be requested before or during the hiring process.

For security and identity verification purposes, participants may be asked to temporarily disable virtual backgrounds during portions of the call.

Misrepresentation or falsification may result in removal from further consideration. Candidates who need a reasonable accommodation in the application or interview process may request one.

A-TEK, Inc. is an Equal Opportunity/Affirmative Action employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, or status as a qualified individual with a disability, or Vietnam era or other protected Veteran status.

A-TEK, Inc. remote jobs

Senior .NET Developer

Senior Project Manager

Associate Scientist I Miami

Associate Scientist I Ewing

Associate Scientist I Phoenix

Audio Visual Engineer I

Audio Visual Engineer II

Business Analyst - QA Tester

Don't See a Match? Apply Here!

Full-Stack Developer

Lead Technical Architect – Cloud Modernization (AWS)

Quality Assurance Engineer

Senior Lead Developer

Solutions Architect

Systems Architect

Technical Lead - Solutions Architect

Workstation Endpoint Engineer II

Associate Scientist I Denver

Staff Scientist I El Paso

Senior QA Automation & Validation Specialist

Cloud Architect