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Net Core Developer Jobs in Maryland (NOW HIRING)

Senior Software Engineer

Germantown, MD

$123K - $163K/yr

Position Summary The Senior Software Developer is responsible for building scalable cloud and web-based platforms using.Net core, C#, SPA, RDBMS and NoSQL, GO, GCP, AWS, K8. In this role, you will ...

Net Developer - Columbia, MD (Remote till COVID)" and I am looking for a candidate who can join ... Net core framework & APIs and Node js and SQL Server Database and Working Knowledge in any ...

Senior .NET Developer (Onsite)

Columbia, MD · On-site

$53.75 - $70.75/hr

NET modernization and migration initiatives, including AI-assisted code conversion efforts ... NET Core * .NET Framework / .NET Core / .NET 6+ * Web APIs / RESTful Services * gRPC Services

Staff Engineer-.NET

Bethesda, MD · On-site +1

$175K - $230K/yr

... DevOps Operational Framework, and Cloud Engineering;and (2 yrs exp in) Azure Network and at least one of the following: open source frameworks, .net CORE, asp.NET, Angular or Express. TO APPLY: Visit ...

Staff Engineer-.NET

Bethesda, MD · On-site

$175K - $230K/yr

... DevOps Operational Framework, and Cloud Engineering;and (2 yrs exp in) Azure Network and at least one of the following: open source frameworks, .net CORE, asp.NET, Angular or Express. TO APPLY: Visit ...

Core services: Lambda, EC2, S3, RDS/DynamoDB * Security: IAM, VPC, KMS * Networking: Network ... Active Contractor Green Badge with Customer Net Accounts * Experience with the AWS Landing Zone ...

Core services: Lambda, EC2, S3, RDS/DynamoDB * Security: IAM, VPC, KMS * Networking: Network ... Active Contractor Green Badge with Customer Net Accounts * Experience with the AWS Landing Zone ...

Sr. DevOps Engineer

Bethesda, MD · On-site

$139K - $178K/yr

Details: Sr. DevOps Engineer Location: Bethesda, MD or Boynton Beach, FL - Onsite from day 1 ... NET Core 2.1/3/NET 5, SQL Server or Azure SQL/CosmosDB, and design/architectural patterns (e.g ...

Senior .Net Developer

Frederick, MD · On-site

$54.75 - $69.50/hr

NET Developer to join their product development team. The ideal candidate will design, develop, and ... NET Core, C#, Angular, SQL Server, and Azure Cloud technologies. • Lead the development of large ...

Senior .Net Developer

Frederick, MD · On-site

$54.75 - $69.50/hr

Net Developer passionate about creating market-leading products. This role involves leveraging ... NET core and .NET Standard code libraries. * Active participation in scrum teams, including ...

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Net Core Developer information

See Maryland salary details

$13

$52

$70

How much do net core developer jobs pay per hour?

As of Jun 17, 2026, the average hourly pay for net core developer in Maryland is $52.15, according to ZipRecruiter salary data. Most workers in this role earn between $45.05 and $59.47 per hour, depending on experience, location, and employer.

What are the typical daily responsibilities of a Net Core Developer?

As a Net Core Developer, your daily tasks often include designing, coding, and testing scalable web applications using C# and the .NET Core framework. You may also participate in code reviews, collaborate with cross-functional teams such as UI/UX designers and QA engineers, and troubleshoot production issues. Additionally, you might be responsible for integrating third-party APIs, maintaining application documentation, and ensuring that deployments run smoothly. This role generally involves a mix of independent coding work and active team collaboration, with frequent opportunities to contribute to architectural decisions and process improvements.

What is a .NET Core Developer job?

A .NET Core Developer is responsible for building and maintaining applications using the .NET Core framework, a cross-platform, open-source development framework from Microsoft. They specialize in backend development, working with C#, ASP.NET Core, and related technologies to create efficient, scalable, and secure applications. Their role includes designing APIs, integrating databases, ensuring application performance, and collaborating with frontend developers and other stakeholders.

What are the key skills and qualifications needed to thrive in the Net Core Developer position, and why are they important?

To thrive as a Net Core Developer, you need proficiency in C#, ASP.NET Core, and object-oriented programming, alongside a bachelor’s degree in computer science or a related field. Familiarity with version control systems like Git, cloud platforms such as Azure or AWS, and relevant certifications (like Microsoft Certified: .NET Developer) can be highly beneficial. Strong analytical thinking, problem-solving skills, and effective communication are crucial for collaborating within development teams and interacting with stakeholders. These skills and qualities are essential for delivering robust, efficient, and maintainable software solutions in dynamic technical environments.

What are the most commonly searched types of Net Core Developer jobs in Maryland? The most popular types of Net Core Developer jobs in Maryland are:
What are popular job titles related to Net Core Developer jobs in Maryland? For Net Core Developer jobs in Maryland, the most frequently searched job titles are:
What job categories do people searching Net Core Developer jobs in Maryland look for? The top searched job categories for Net Core Developer jobs in Maryland are:
Software Developer (.NET) (Sign-on Bonus Eligible)

Software Developer (.NET) (Sign-on Bonus Eligible)

Pae

Fort George G Meade, MD

$140K - $147K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 8 days ago


Job description

Your Impact:

Are you interested in using your skills to help shape the Cyber, Security, & Intel space? If so, look no further. Amentum is seeking a Software Developer to join our team of passionate individuals in Fort Meade, MD. In this role you will support challenging, mission-critical projects that make a direct impact on the Nation's security and intelligence mission.

We are seeking Software Developers and Data Analysts with at least two years of experience in website coding, basic graphics techniques, Structured Query Language (SQL), Hypertext Markup Language (HTML), and Extensible Markup Language (XML).

The .NET Core Developer will be a key contributor to the development and maintenance of SENTINEL, a web-based application used to track counterintelligence related entities and their relationships. This role requires an exceptional developer with deep expertise in .NET Core, C#, and related technologies.

Responsibilities:

Software Development:
oDevelop new, cutting-edge software solutions for SENTINEL utilizing strong C# programming skills.
oMaintain and enhance existing functionality within the SENTINEL application.
oContribute to the design and architecture of new features and components.
.NET Core Application Development:
oDevelop enterprise-level web applications utilizing .NET Core, Razor Pages, Dependency Injection, Web APIs, and HTTP request/response handling.
Data Management:
oUtilize Entity Framework (EF) Core, Code First, Migrations, and LINQ syntax to manage data interactions with SQL Server, including data insertion, querying, updating, and deletion.
Development Environment & Tools:
oDaily use of Visual Studio and SQL Server Management Studio for bug fixing and new functionality development.
oDaily use of Azure DevOps and Git for source code management, version control, and collaboration.
Database Administration & Optimization:
oUtilize a strong understanding of SQL Server and relational database principles to create, modify, and delete database objects.
oTroubleshoot and address database performance issues.
Front-End Development:
oPossess exceptional JavaScript development skills.
oImplement AJAX calls, form validation, DOM manipulation, and interactivity using JavaScript.
oStyle web applications utilizing CSS and UI layout frameworks such as Bootstrap 5 to create visually appealing and consistent user interfaces.
Collaboration & Mentorship:
oCollaborate with other developers, analysts, and stakeholders throughout the software development lifecycle.
oPotentially mentor junior developers and share knowledge.

Requirements:

Master's degree in a relevant field and 12 years' relevant experience; with a portion of the experience within the last 2 years, or
Bachelor's degree and 14 years of relevant experience, or
Associate degree and 16 years of relevant, or
High school diploma and 20 years of relevant experience.
Security Plus certified
10+ years of professional software development experience with a strong focus on .NET technologies.
.NET Core Expertise: Deep understanding and practical experience with .NET Core development.
C# Proficiency: Exceptional C# programming skills with a thorough understanding of object-oriented programming principles.
EF Core & SQL Server: Extensive experience with Entity Framework Core, Code First, Migrations, and SQL Server.
JavaScript & Front-End Technologies: Solid understanding of JavaScript, HTML, CSS, and modern front-end frameworks (e.g., Bootstrap).
DevOps Proficiency: Proficient with Azure DevOps and Git for source control, CI/CD, and collaboration.
Problem-Solving: Exceptional analytical and problem-solving skills.

Clearance Required:

Current TS with SCI eligibility

Preferred:

Understanding of ASP.NET Core 6.0 and related concepts to include Razor Pages, Dependency Injection and Middleware.
Knowledge of Cascading Style Sheets (CSS) and UI layout frameworks (i.e. Bootstrap, Flexbox, etc).
Experience reverse engineering legacy source code to implement priority bug fixes and enhancement requests.
Working knowledge of IIS and Web application deployments.
TS/SCI.

#javelin

Pay Transparency Verbiage

Amentum's health and welfare benefits are designed to invest in you and in the things you care about. Your health. Your well-being. Your security. Your future. Eligible employees and their dependents may elect medical, dental, vision, and basic life insurance. Employees are able to enroll in our company's 401k plan, and, if eligible, a deferred compensation plan and Executive Deferral Plan. Employees will also receive 17 days of vacation per year, seven paid holidays, plus floating holidays and caregiver leave. Hired applicants will be able to purchase company stock and have the opportunity to receive a performance discretionary bonus.

The base salary range for this position is $140,000 to $147,000. This range reflects the minimum and maximum target for new hire salaries for the position across all US locations. Within the range, individual pay is determined by work location and additional factors, including job-related skills, experience, and relevant education or training.

US EEO Statement

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, religion, color, sex, gender, national origin, age, United States military veteran's status, ancestry, sexual orientation, gender identity, marital status, family structure, medical condition including genetic characteristics or information, veteran status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal EEO laws and supplemental language at EEO including Disability/Protected Veterans and Labor Laws Posters.

Compensation Details:

$140,000 - $147,000

The compensation range or hourly rate listed for this position is provided as a good-faith estimate of what the company intends to offer for this role at the time this posting was issued. Actual compensation may vary based on factors such as job responsibilities, education, experience, skills, internal equity, market data, applicable collective bargaining agreements, and relevant laws.

Benefits Overview:

Our health and welfare benefits are designed to support you and your priorities. Offerings include:

  • Health, dental, and vision insurance

  • Paid time off and holidays

  • Retirement benefits (including 401(k) matching)

  • Educational reimbursement

  • Parental leave

  • Employee stock purchase plan

  • Tax-saving options

  • Disability and life insurance

  • Pet insurance

Note: Benefits may vary based on employment type, location, and applicable agreements. Positions governed by a Collective Bargaining Agreement (CBA), the McNamara-O'Hara Service Contract Act (SCA), or other employment contracts may include different provisions/benefits.

Original Posting:

04/10/2026 - Until Filled

Amentum anticipates this job requisition will remain open for at least three days, with a closing date no earlier than three days after the original posting. This timeline may change based on business needs.

Amentum is proud to be an Equal Opportunity Employer. Our hiring practices provide equal opportunity for employment without regard to race, sex, sexual orientation, pregnancy (including pregnancy, childbirth, breastfeeding, or medical conditions related to pregnancy, childbirth, or breastfeeding), age, ancestry, United States military or veteran status, color, religion, creed, marital or domestic partner status, medical condition, genetic information, national origin, citizenship status, low-income status, or mental or physical disability so long as the essential functions of the job can be performed with or without reasonable accommodation, or any other protected category under federal, state, or local law. Learn more about your rights under Federal laws and supplemental language atLabor Laws Posters.