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Application Programmer​/Developer; TANTUS

Job in Alexandria, Fairfax County, Virginia, 22350, USA
Listing for: Cotton & Company LLP
Full Time position
Listed on 2026-02-08
Job specializations:
  • Software Development
    Software Engineer, Full Stack Developer, C# / Unity Developer
Salary/Wage Range or Industry Benchmark: 110000 USD Yearly USD 110000.00 YEAR
Job Description & How to Apply Below
Position: Application Programmer / Developer (TANTUS)

Overview

Application Programmer / Developer (US - Remote)

What to expect when you join Tantus, a Sikich Subsidiary

Tantus, a Sikich Subsidiary, fosters a growth‑driven culture with diverse perspectives and a shared unity of purpose. We accelerate innovation and drive growth for clients, our teams, and communities by leading with vision, acting with speed, and delivering practical solutions.

We are a highly regarded provider of professional services with a diverse client base, offering a rewarding employee experience and opportunities to work with skilled and agile practitioners.

Are you ready to grow with us?

Position summary

We are seeking a Application Programmer/Developer to support development and maintenance of a mission critical federal IT system.

Clearance: This position supports a federal contract and requires U.S. citizenship or lawful permanent resident (Green Card holder) status, as well as the ability to obtain a Public Trust clearance.

What will you do in this role?
  • Provide application development and systems support using .NET Framework 4.x and C#, applying object‑oriented design principles to develop, enhance, and maintain enterprise applications.
  • Design, develop, and consume RESTful web services using Web API, integrating front‑end frameworks such as Angular or Angular

    JS with back‑end services and databases.
  • Develop and optimize data access layers using Microsoft SQL Server, including writing and maintaining complex SQL queries and implementing ORM technologies such as Dapper .NET.
  • Apply Software Configuration Management (SCM) and Software Quality Assurance (SQA) practices, leveraging Git or Bitbucket for version control and supporting development within an Agile/Scrum environment.
  • Support user‑facing application components using HTML, CSS, JavaScript, Type Script, and jQuery, ensuring usability, accessibility, and compliance with Section 508 requirements while effectively communicating with technical and non‑technical stakeholders.
  • Development experience using .NET technologies.
  • Strong foundation in Software Configuration Management and Software Quality Assurance.
  • Strong knowledge of .NET framework 4.x.
  • Proficiency in C# development.
  • Experience with Angular or Angular

    JS.
  • Experience developing RESTful web services using Web API.
  • Experience writing SQL for Microsoft SQL Server.
  • Strong understanding of object‑oriented programming concepts.
  • Experience working with Git or Bitbucket.
  • Familiarity with ORM technologies, including Dapper .NET.
  • Experience with HTML, CSS, JavaScript, Type Script, and jQuery.
  • Experience working in a Scrum development environment.
  • Familiarity with Section 508 compliance requirements.
  • Demonstrated communication skills and ability to work independently or under general direction.
What do you need to succeed in this role?
  • Master's degree and six (6) years of relevant experience, or Bachelor’s degree and eight (8) years of relevant experience.
  • Engineering, math, or science degree required.

In compliance with pay transparency laws, the midpoint of the salary range for this role is $110,000. This is not a guarantee of compensation or salary, as final offer amount may vary based on experience and geographic location.

Additional skills and attributes
  • Values driven – integrity, servant leadership, bias for action and continuous innovation.
  • Uncompromising problem solver – can develop, articulate, and implement solutions.
  • Collaboration – relationship builder across levels and business units.
  • Instills trust – follows through on commitments consistently and credibly.
  • Impact & influence – able to gain support for ideas and solutions.
About Tantus, a Sikich Subsidiary

Tantus, a Sikich Subsidiary, offers professional services across consulting, technology, and compliance. Our teams deliver integrated solutions rooted in industry experience to accelerate client success.

Tantus, a Sikich Subsidiary, has approximately 2,000 team members and operates across North America, EMEA and APAC.

Total Rewards

Our benefits include competitive compensation, insurance options, wellness programs, flexible time off, and time spent with family and personal goals.

Some examples of benefits:

  • Flexible Time Off (FTO) policy activated…
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