Top 24 .net developer Jobs in Charleston, Sc

.NET Developer- TOP SECRET CLEARED
Marathon TS —North Charleston, SC
- Up to $44.23 an hour
- Full-time
- Background check
- Computer science
- Azure
- Health insurance
- Dental insurance
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2d
Senior Software Engineer - Platform Reliability
Stahls' —Charleston, SC
- $85,000 - $98,000 a year
- Remote
- 3 years
- Senior level
- Communication skills
- Health savings account
- Flexible spending account
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6d
Software Developer
Tuesday Health —Charleston, SC
- Remote
- Mid-level
- SQL
- 1 year
- Paid holidays
- Health insurance
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12d
Software Developer
Syms Strategic Group, LLC (SSG) —North Charleston, SC
- $85,389 - $116,975 a year
- Full-time
- Remote
- Azure
- Computer Science
- HIPAA
5d
Full-Stack/Mobile App Developer
Na Ali'i Consulting & Sales, LLC. —Charleston, SC
- $108,100 - $162,380 a year
- Full-time
- 5 years
- Office
- Analysis skills
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9d
Senior Software Engineer, Windows/Desktop Applications - Charleston, SC, USA
Speechify —Charleston, SC
- $140,000 - $200,000 a year
- Remote
- Windows
- Mentoring
- APIs
2d
Full Stack Developer
Valiant Solutions, LLC —Charleston, SC
- Full-time
- Azure
- Computer Science
- Mid-level
Senior .NET Systems Architect Developer
B&A —North Charleston, SC
- Full-time
- Computer science
- Azure
- Computer Science
- Commuter assistance
- AD&D insurance
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IT Systems/Net Work Engineer
Kundlas Consulting Group LLC —Charleston, SC
- Azure
- Computer Science
- System design
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DevSecOps Engineer
Scientific Research Corporation —North Charleston, SC
- Full-time
- Azure
- Windows
- C++
- Paid holidays
- Health insurance

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.NET Developer- TOP SECRET CLEARED

Marathon TS
North Charleston, SC

Quick Apply

Job Details

Full-time
Up to $44.23 an hour
2 days ago

Benefits

Health insurance
Dental insurance
401(k)
Paid time off
Vision insurance

Qualifications

Top Secret Clearance
Systems integration
Visual Studio
C#
Development environments
Enterprise Integration
Systems & applications support
Distributed computing
Cross-functional collaboration
Production troubleshooting

Full Job Description

We are seeking an experienced .NET Developer to support a federal program operating within a legacy technology environment while supporting ongoing system enhancements and integration efforts. This role focuses on maintaining, enhancing, and stabilizing existing systems while contributing to incremental improvements in system architecture, data integration, and development processes.

The ideal candidate will have strong experience in .NET/C# development, familiarity with legacy systems, and a demonstrated ability to support data movement and integration across multiple platforms. This role will also contribute to improving development and deployment workflows, including supporting environment setup and system interoperability.

Responsibilities

Support development and maintenance of .NET/C# applications within a legacy system environment using Microsoft Visual Studio.
Assist with establishing and stabilizing development and production environments, including coordination with stakeholders to address setup, configuration, and deployment challenges.
Design and implement data movement and integration solutions across diverse platforms (legacy systems, databases, and modern tools).
Analyze existing systems (including COBOL or mainframe components) and recommend practical enhancements to improve performance, reliability, and maintainability.
Support data modeling and ETL processes to ensure consistent and reliable data flow.
Collaborate with federal staff, vendors, and internal teams to support continuity of operations and technical alignment.
Contribute to system and network architecture discussions, including connectivity and performance considerations.
Support evaluation and application of modern tools and technologies, where appropriate, to enhance data processing and analytics capabilities.
Identify opportunities to improve efficiency and scalability within existing system constraints.
Assist with documentation, knowledge transfer, and system continuity efforts.

Education and Experience

Bachelor's degree in Computer Science, Information Systems, Engineering, or equivalent experience.
5–8+ years of experience in software development and/or system architecture.

Required Qualifications

Strong experience with:
.NET Framework / .NET Core
C# development
Microsoft Visual Studio development environments
Oracle and/or Microsoft SQL Server (MS SQL)
Experience with data integration, data movement, or ETL processes.
Familiarity with legacy systems, including COBOL or mainframe environments.
Experience troubleshooting and supporting development and deployment environments.
Understanding of system integration and distributed systems.
Strong communication and collaboration skills.

Preferred Qualifications

Experience working in federal or highly regulated environments.
Familiarity with modern data platforms, including Databricks or similar technologies (desired for future-state capabilities).
Experience with data modeling and database design.
Exposure to cloud platforms (Azure, AWS, or similar).
Basic understanding of network architecture and system connectivity.
Exposure to AI/ML or advanced analytics tools.

Certifications (Preferred)

CompTIA Security+ (or equivalent baseline certification)
CompTIA Network+
Microsoft Certified: Azure Fundamentals or Azure Solutions Architect
Databricks Data Engineer Certification (desired)
ITIL Foundation Certification

Key Attributes

Strong problem-solving mindset in bridging legacy and modern systems.
Practical, detail-oriented approach to system stability and incremental improvement.
Ability to work effectively in structured environments with evolving requirements.
Collaborative approach across government, contractor, and vendor teams.
Commitment to documentation, knowledge sharing, and operational continuity.

Security Clearance

Active Top Secret clearance. Able to obtain TS/SCI.

Pay: Up to $44.23 per hour

Benefits:

401(k)
Dental insurance
Health insurance
Paid time off
Vision insurance

Application Question(s):

Do you hold any of the following certifications: CompTIA Security+ (or equivalent baseline certification), CompTIA Network+, Microsoft Certified: Azure Fundamentals or Azure Solutions Architect, Databricks Data Engineer Certification (desired), ITIL Foundation Certification?
How many years of experience do you have in software development and/or system architecture?

Experience:

.NET: 7 years (Required)
C#: 7 years (Required)

Security clearance:

Top Secret (Required)

Ability to Commute:

North Charleston, SC 29419 (Required)

Work Location: In person

Quick Apply

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.net developer jobs in charleston, sc

.NET Developer- TOP SECRET CLEARED

Senior Software Engineer - Platform Reliability

Software Developer

Software Developer

Full-Stack/Mobile App Developer

Senior Software Engineer, Windows/Desktop Applications - Charleston, SC, USA

Full Stack Developer

Senior .NET Systems Architect Developer

IT Systems/Net Work Engineer

DevSecOps Engineer

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