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Senior Software Engineer Jobs in Reston, VA (NOW HIRING)

Recorded Future

Senior Software Engineer

Washington, DC · On-site

$138K - $182K/yr

In this Senior Software Engineer role, you will design, build, and deploy AI Agentic systems to process and enrich intelligence data, while mentoring junior engineers and driving engineering ...

Husch Blackwell LLP

Senior Software Engineer

Washington, DC · On-site +1

$138K - $183K/yr

The Senior Software Engineer designs, builds, and maintains the technical systems and application infrastructure that power high-quality, human-centered information experiences. This role is ...

Xpand Corp

Senior Software Engineer

Herndon, VA · On-site

$150K - $170K/yr

We are seeking a Senior Software Engineer to become an integral part of our team! You will be responsible for designing, building and maintaining web applications in a .NET environment.

ActioNet

Senior Software Engineer

Silver Spring, MD · On-site

$126K - $167K/yr

ActioNet has an opening for a Senior Software Engineer requiring a Public Trust clearance located s Hybrid (1-2 days on-site) in Silver Spring, MD . ActioNet is an IT service provider and solutions ...

Xpand Corp

Senior Software Engineer

Herndon, VA · On-site

$150K - $170K/yr

We are seeking a Senior Software Engineer to become an integral part of our team! You will be responsible for designing, building and maintaining web applications in a .NET environment.

ActioNet, Inc.

Senior Software Engineer

Silver Spring, MD · On-site

$126K - $167K/yr

Description ActioNet has an opening for a Senior Software Engineer requiring a Public Trust clearance located s Hybrid (1-2 days on-site) in Silver Spring, MD . ActioNet is an IT service provider and ...

ActioNet, Inc.

Senior Software Engineer

Silver Spring, MD · On-site

$126K - $167K/yr

Description ActioNet has an opening for a Senior Software Engineer requiring a Public Trust clearance located s Hybrid (1-2 days on-site) in Silver Spring, MD . ActioNet is an IT service provider and ...

Boeing

Senior Software Engineer

Chantilly, VA · On-site

$125K - $165K/yr

Senior Software Engineer Company: The Boeing Company Boeing Defense, Space & Security (BDS) has an exciting opportunity for a Senior Software Engineer to join the National Systems Programs (NSP ...

Boeing

Senior Software Engineer

Chantilly, VA

$125K - $165K/yr

Senior Software Engineer Company: The Boeing Company Boeing Defense, Space & Security (BDS) has an exciting opportunity for a Senior Software Engineer to join the National Systems Programs (NSP ...

Toyon

Senior Software Engineer

Ashburn, VA

$130K - $190K/yr

This position is an opportunity to work on a software engineering team with senior staff members guiding the development of mission-critical planning and decision-support systems for government ...

iStrategyLabs

Senior Software Engineer

Washington, DC · On-site

$138K - $182K/yr

ISL is looking for a skilled, hard-working Senior Software Engineer to help build amazing experiences for some of the biggest brands in the world. We're a down-to-earth, hardworking team that's not ...

Leidos

Senior Software Engineer

Bethesda, MD · Hybrid

$154K - $278K/yr

Leidos is seeking a TS/SCI cleared Senior Software Engineer to join our mission-driven team. This role supports our client's efforts to design and implement a cutting-edge data-centric architecture ...

iStrategyLabs

Senior Software Engineer

Washington, DC

$138K - $182K/yr

ISL is looking for a skilled, hard-working Senior Software Engineer to help build amazing experiences for some of the biggest brands in the world. We're a down-to-earth, hardworking team that's not ...

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All JobsSoftware Engineer JobsSenior Software Engineer JobsSenior Software Engineer Jobs in Reston, VA

Senior Software Engineer information

See Reston, VA salary details

$78.5K

$149.1K

$199.7K

How much do senior software engineer jobs pay per year?

As of Aug 20, 2026, the average yearly pay for senior software engineer in Reston, VA is $149,074.00, according to ZipRecruiter salary data. Most workers in this role earn between $127,400.00 and $168,000.00 per year, depending on experience, location, and employer.

What is a senior software engineer?

A senior software engineer designs, codes, tests, and maintains computer software. While these are your primary responsibilities as a senior software engineer, you may also have supervisory duties. These include overseeing a team of junior software engineers or developers. The senior software engineer title is sometimes used interchangeably with senior developer, and positions for both may share similar job duties and responsibilities. In general, software engineers are distinguished from developers in that software engineers apply engineering principles to software development.

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

To thrive as a Senior Software Engineer, you need advanced programming skills, deep understanding of software architecture, and several years of experience in software development, often supported by a relevant degree. Familiarity with tools like Git, CI/CD pipelines, cloud platforms, and expertise in technologies such as Java, Python, or JavaScript are typically required. Leadership, problem-solving, and effective communication are crucial soft skills for mentoring teams and collaborating across departments. These skills ensure the delivery of robust, scalable solutions and drive successful project outcomes in complex technical environments.

What are some common challenges senior software engineers face when mentoring junior team members?

Senior Software Engineers often mentor junior colleagues, which can be incredibly rewarding but also presents challenges. Balancing mentorship with project deadlines can be demanding, as it requires strong time management and communication skills. Additionally, adapting explanations to different learning styles and levels of experience can be tricky. However, effective mentorship helps build a stronger team and can lead to enhanced leadership opportunities for the senior engineer.

What is the difference between Senior Software Engineer vs Software Developer?

AspectSenior Software EngineerSoftware Developer
CredentialsBachelor's or higher in CS or related field; experience often 5+ yearsBachelor's in CS or related field; entry to mid-level experience
Work EnvironmentDesigning complex systems, leading projects, mentoringWriting code, developing features, debugging
Industry UsageUsed across tech companies, startups, enterpriseCommon in software firms, startups, freelance work
Search & ComparisonOften compared for experience level, responsibilitiesCompared for entry-level to mid-level roles

The main difference between a Senior Software Engineer and a Software Developer lies in experience, responsibilities, and scope. Senior Software Engineers typically have more experience, lead projects, and mentor others, while Software Developers focus on coding and feature development. Both roles are essential in tech companies, but the Senior Software Engineer position involves higher-level planning and leadership.

What does a senior software engineer do?

A senior software engineer designs, develops, and maintains software applications, often leading projects and mentoring junior team members. They analyze requirements, write code, perform testing, and collaborate with cross-functional teams to ensure quality and efficiency. Proficiency in programming languages, problem-solving skills, and experience with development tools are essential for this role.
More about Senior Software Engineer jobs

What are the most commonly searched types of Software Engineer jobs in Reston, VA?

The most popular types of Software Engineer jobs in Reston, VA are:

What are popular job titles related to Senior Software Engineer jobs in Reston, VA?

For Senior Software Engineer jobs in Reston, VA, the most frequently searched job titles are:

What job categories do people searching Senior Software Engineer jobs in Reston, VA look for?

The top searched job categories for Senior Software Engineer jobs in Reston, VA are:

What cities near Reston, VA are hiring for Senior Software Engineer jobs?

Cities near Reston, VA with the most Senior Software Engineer job openings:

Senior Software Engineer jobs near you
Infographic showing various Senior Software Engineer job openings in Reston, VA 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 $149,074 per year, or $71.7 per hour.

Senior Software Engineer

Recorded Future

Washington, DC • On-site

$138K - $182K/yr

Full-time

Re-posted 7 days ago

Job description

Job Summary:
Recorded Future is the world’s most advanced intelligence company, serving over 1,900 clients worldwide. In this Senior Software Engineer role, you will design, build, and deploy AI Agentic systems to process and enrich intelligence data, while mentoring junior engineers and driving engineering excellence.
Responsibilities:
• Design, develop, and deploy highly reliable and scalable software systems, specializing in AI Agentic tooling and ML applications.
• Serve as a technical leader in the implementation of frameworks and best practices for creating, evaluating, and safely deploying autonomous AI agents in a production environment.
• Collaborate with engineering managers and cross-functional teams to integrate AI Agent solutions across the platform.
• Drive engineering excellence by conducting rigorous code reviews, focusing on code quality, performance optimization, and operational maturity.
• Lead the technical design and architectural discussions for new features and components within the AI Tooling roadmap.
• Manage project tasks through an agile SDLC, ensuring timely delivery and high-quality results.
Qualifications:
Required:
• Strong technical background in software engineering, with deep expertise in building and scaling distributed systems.
• Expert-level proficiency in Python and related ecosystem for production AI/ML applications.
• Proven track record as a senior individual contributor, designing and delivering complex software solutions.
• Technical skills with modern cloud platforms (e.g., AWS, GCP, Azure) and engineering workflow tools (e.g., Jira, Git).
• Deep understanding of the AI Agent paradigm, including hands-on experience with LLMs, prompt engineering, agentic loop design, and retrieval-augmented generation (RAG).
• Experience driving coordinated action between cross-functional teams (product, research, stakeholders) working from different locations around the world.
• A pragmatic mindset and a strong focus on delivering measurable, high-impact results.
• A keen curiosity for cybersecurity and finding innovative ways to apply AI Agent technology to keep our clients safe.
Company:
Recorded Future provides threat intelligence for proactive cybersecurity and risk management. Founded in 2009, the company is headquartered in Somerville, USA, with a team of 501-1000 employees. The company is currently Late Stage.

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