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Software Engineer Jobs in Washington, DC (NOW HIRING)

Fantom Corporation

Software Engineer

Chantilly, VA

The Software Engineer will work within an Agile development environment and collaborate with engineers, architects, and stakeholders to design, build, test, and deploy modern software solutions. The ...

New

Fuse Engineering LLC

Software Engineer

Annapolis, MD · On-site

The Software Engineer designs, develops, tests, deploys, documents, maintains, and enhances complex and diverse software systems based upon documented requirements. These systems might include, but ...

VTG

Software Engineer

Reston, VA

$105K - $150K/yr

Our Software Engineers are at the forefront of defense technology, crafting high-impact, cutting-edge solutions that redefine innovation. We are looking for experienced Software Engineers who will ...

Cymertek

Software Engineer

Annapolis Junction, MD · On-site

Software Engineer LOCATION Annapolis Junction, MD 20701 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and motivated ...

MANTECH

Software Engineer

Fort George G Meade, MD · On-site

The Software Engineer will leverage their strong technical background and knowledge to design, develop, and maintain complex software systems while ensuring all functional and performance ...

Cymertek

Software Engineer

Reston, VA · On-site

Software Engineer LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and motivated Software Engineer ...

Everwatch

Software Engineer

Annapolis Junction, MD · On-site

$57.70 - $91.35/hr

Job Title Software Engineer Overview EverWatch is a government solutions company providing advanced defense, intelligence, and deployed support to our country's most critical missions. We are a full ...

Cymertek

Software Engineer

Tysons, VA · On-site

Software Engineer LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position requires full U.S. Citizenship) KEY SUMMARY We are seeking a talented and motivated Software Engineer ...

VTG

Software Engineer

Hanover, MD

$140K - $160K/yr

This individual will collaborate with software, systems, and hardware engineers to develop, integrate, test, and maintain scalable, highly available mission systems. This role is based in Hanover ...

LufCo

Software Engineer

Annapolis Junction, MD · On-site

The Software Engineer will analyze user requirements, develop software solutions, and advocate for automation in system processes. Responsibilities : • Drive next generation PKI architecture ...

VTG

Software Engineer

Reston, VA · On-site

$105K - $150K/yr

Our Software Engineers are at the forefront of defense technology, crafting high-impact, cutting-edge solutions that redefine innovation. We are looking for experienced Software Engineers who will ...

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Showing results 21-40

All JobsSoftware Engineer JobsSoftware Engineer Jobs in Washington, DC

Software Engineer information

See Washington, DC salary details

$72.5K

$168.3K

$234.5K

How much do software engineer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for software engineer in Washington, DC is $168,345.00, according to ZipRecruiter salary data. Most workers in this role earn between $136,900.00 and $197,400.00 per year, depending on experience, location, and employer.

Are software engineers still in demand?

Software engineers are currently in high demand due to ongoing digital transformation across industries, with strong growth projected in areas like cloud computing, cybersecurity, and AI. Skills in programming languages such as Python, Java, and experience with agile development increase employability in this field.

What is a software engineer?

Software Engineers are professionals who design, develop, test, and maintain computer software and systems. They use programming languages, engineering principles, and problem-solving skills to build applications, websites, or software solutions that meet specific needs. Software Engineers may work in a variety of industries, such as technology, finance, healthcare, or entertainment, collaborating with other team members to deliver functional and reliable software. Their role often involves analyzing user requirements, writing code, debugging errors, and continually improving software performance.

What are some common challenges software engineers face when collaborating on large development teams?

Software engineers working on large teams often encounter challenges with communication, code integration, and maintaining consistent coding standards. Coordinating across multiple developers can lead to merge conflicts and misunderstandings about project requirements or priorities. Adopting tools like version control systems, regular code reviews, and clear documentation helps mitigate these issues. Building strong collaboration skills and proactively seeking clarification are key to ensuring smooth teamwork and project success.

Are software engineers still in high demand?

Software engineers remain in high demand due to ongoing digital transformation across industries, with skills in programming languages, cloud computing, and cybersecurity highly sought after. The job market is expected to grow faster than average, with opportunities in various sectors including technology, finance, and healthcare.

Is 25 too late to become a software engineer?

Age is not a barrier to becoming a software engineer; many professionals start in their mid-20s or later. Success depends on acquiring relevant skills, such as programming languages and problem-solving, often through coding bootcamps, degrees, or self-study, and gaining practical experience. Employers value skills and experience over age, making it possible to enter the field at 25 or older.

What are the key skills and qualifications needed to thrive as a software engineer, and why are they important?

To thrive as a Software Engineer, you need strong programming skills, problem-solving abilities, and a degree in computer science or a related field. Familiarity with coding languages (such as Python, Java, or C++), version control systems like Git, and knowledge of software development methodologies are typically required. Excellent teamwork, communication, and adaptability distinguish top performers in this role. These skills ensure efficient, high-quality software development that meets user needs and adapts to technological changes.

What is the difference between Software Engineer vs Software Developer?

AspectSoftware EngineerSoftware Developer
CredentialsBachelor's degree in CS or related field, certificationsBachelor's degree often preferred, certifications optional
Work EnvironmentDesigning, developing, testing, and maintaining software systemsWriting, coding, and implementing software applications
Industry UsageUsed across tech, finance, healthcare, and more for system-level rolesCommonly used in app and web development projects
Search IntentUnderstanding roles, responsibilities, and qualificationsLearning about coding, programming, and project work

While both roles involve software creation, Software Engineers typically focus on designing and architecting complex systems, whereas Software Developers mainly concentrate on coding and building specific applications. The roles often overlap, but the Engineer role may require broader system knowledge and design skills.

What do software engineers do for a job?

Software engineers design, develop, test, and maintain software applications and systems. They use programming languages, tools, and frameworks to create solutions that meet user needs and technical requirements, often collaborating with teams and following project deadlines.
More about Software Engineer jobs

What are the most commonly searched types of Software Engineer jobs in Washington, DC?

The most popular types of Software Engineer jobs in Washington, DC are:

What are popular job titles related to Software Engineer jobs in Washington, DC?

For Software Engineer jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Software Engineer jobs in Washington, DC look for?

The top searched job categories for Software Engineer jobs in Washington, DC are:

Software Engineer jobs near you
Infographic showing various Software Engineer job openings in Washington, DC as of August 2026, with employment types broken down into 100% Full Time. Highlights an 100% In-person job distribution, with an average salary of $166,458 per year, or $80 per hour.

Software Engineer

Fantom Corporation

Chantilly, VA

Full-time

Posted 3 days ago

New

Job description

Fantom Corporation is a mission-focused organization supporting critical programs across the defense and intelligence community. We partner with our customers to deliver high-impact technical solutions while fostering a culture built on trust, expertise, and long-term career growth.

We are seeking an experienced Software Engineer to support a critical government mission in Chantilly, VA. This position will develop and enhance secure, scalable software applications that directly support mission operations.

The Software Engineer will work within an Agile development environment and collaborate with engineers, architects, and stakeholders to design, build, test, and deploy modern software solutions. The role emphasizes Java and Python development, RESTful API integration, relational databases, and secure application development within Linux/Unix environments.

Responsibilities
  • Design, develop, test, deploy, and maintain scalable software applications and services
  • Develop backend software solutions using Python
  • Develop and maintain applications utilizing Java and Python
  • Design, build, integrate, and consume RESTful APIs supporting application functionality and system interoperability
  • Design, develop, and optimize solutions utilizing relational databases
  • Collaborate with software engineers, architects, and stakeholders to define technical requirements and implement effective solutions
  • Troubleshoot software defects, system integration issues, and application performance problems
  • Participate in code reviews and promote software engineering best practices
  • Contribute throughout the full software development lifecycle, from requirements analysis through deployment and sustainment
  • Participate in Agile ceremonies and activities, including sprint planning, development, testing, and retrospectives
  • Ensure software solutions meet security, performance, scalability, and maintainability requirements
Required Qualifications
  • Must be fully cleared with a recent polygraph
  • Must be willing and able to work fully onsite at the location listed in this posting
  • Bachelor’s degree in Computer Science, Software Engineering, Information Systems, or a related technical discipline, or equivalent experience
  • Expert-level software engineering experience; the RFQ identifies the position as requiring 12+ years of experience with a Master’s degree
  • Experience developing applications using Java and Python
  • Experience designing and consuming RESTful APIs
  • Strong experience with relational databases such as:
    • PostgreSQL
    • Oracle
    • Microsoft SQL Server
    • MySQL
  • Experience developing and maintaining software within Linux/Unix environments
  • Understanding of software engineering best practices, including version control, software testing, and code reviews
  • Experience working within Agile software development environments
Desired Qualification
  • Experience developing cloud-based applications, preferably within AWS environments
  • Experience with CI/CD pipelines and DevOps practices
  • Experience with containerization technologies and microservices architectures
  • Experience with Git, Jenkins, Terraform, or similar development and infrastructure tools
  • Familiarity with Elasticsearch, OpenSearch, or related enterprise search technologies
  • Experience supporting government or Intelligence Community programs
  • #CJ
Fantom Corp is a Software Development, Agile Cloud, Software Development, Cyber Security (Risk Management, Assessments & Authorization (A&A)), Data, AI Platform (Computer Vision Models), Podcasting Media Services, and IT Services provider. Established in 2015, Fantom Corp serves Federal customers with top-notch Cybersecurity Architects, Data Scientists/Analysts, Software Engineers/Developers, DevSecOps Engineers, Project Managers, Identity, Credential Access Management (ICAM) services , and Cloud-certified practitioners. We excel in delivering emerging technologies such as Artificial Intelligence (AI) and Machine Learning (ML) with a focus on identifying trends, object detection, and classification of structured and unstructured data. Fantom Corp possesses mastery in all aspects of digital audio production. We lead in the ideation and creation of efforts for clients who want to harness the power of podcasting. We guide them in selecting the right show format for their needs and goals. As a Small Business, we possess the innovation, speed and flexibility to meet your requirements. 

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.