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Senior Backend Developer Jobs in Washington, DC (NOW HIRING)

3B Staffing LLC

Sr. Backend Developer

Mclean, VA · On-site

$60 - $63/hr

Job Title: Sr. Backend Developer Client: Capco / Freddie Mac Location: McLean, VA (Onsite - Local candidates only) Visa: USC or GC only Rate: $60-63/hr. on C2C Interview Process: 2 Capco interviews ...

3B Staffing LLC

Sr. Backend Developer

Mclean, VA · On-site

$60 - $63/hr

Job Title: Sr. Backend Developer Client: Capco / Freddie Mac Location: McLean, VA (Onsite - Local candidates only) Visa: USC or GC only Rate: $60-63/hr. on C2C Interview Process: 2 Capco interviews ...

System One

Senior Backend Developer

Merrifield, VA · On-site

$120K - $156K/yr

Senior Java Backend Developer Location: Vienna or Winchester, VA, San Diego, CA, or Pensacola, FL Work Schedule: hybrid, onsite 3 days a week Pay Rate: Open to Both C2C and W2 options Position Type:

System One

Senior Backend Developer

Merrifield, VA · On-site

$120K - $156K/yr

Senior Java Backend Developer Location: Vienna or Winchester, VA, San Diego, CA, or Pensacola, FL Work Schedule: hybrid, onsite 3 days a week Pay Rate: Open to Both C2C and W2 options Position Type:

BDR Solutions LLC

Sr Backend Developer

Herndon, VA · On-site +1

$123K - $160K/yr

BDR is seeking a Sr. Back-End Developer to join our growing team! This position will be performed virtually from the individual's home office working on EST time schedule. This position requires US ...

BDR Solutions LLC

Sr Backend Developer

Herndon, VA · Remote

$123K - $160K/yr

BDR is seeking a Sr. Back-End Developer to join our growing team! This position will be performed virtually from the individual's home office working on EST time schedule. This position requires US ...

Chenega MIOS

Senior Backend Developer

Vienna, VA · On-site

$120K - $157K/yr

Req ID: 40538 Summary Senior Backend Developer Vienna, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where ...

3B Staffing LLC

Sr. Backend Developer

Washington, DC · On-site

Sr. Backend Developer What You'll Do * Design, implement, and maintain backend services and APIs in Python * Build and optimize data pipelines using Apache Airflow * Collaborate with product and ...

3B Staffing LLC

Sr. Backend Developer

Washington, DC · On-site

Sr. Backend Developer What You'll Do * Design, implement, and maintain backend services and APIs in Python * Build and optimize data pipelines using Apache Airflow * Collaborate with product and ...

Chenega Corporation

Senior Backend Developer

Vienna, VA · On-site

$120K - $157K/yr

Summary Senior Backend Developer Vienna, VA Are you ready to enhance your skills and build your career in a rapidly evolving business climate? Are you looking for a career where professional ...

Chenega MIOS SBU

Senior Backend Developer

Vienna, VA · On-site

They are seeking a Senior Backend Developer to build software leveraging Esri's products and APIs, focusing on backend services that solve complex problems at a global scale. Responsibilities : • ...

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Senior Backend Developer information

See Washington, DC salary details

$72.3K

$157.9K

$215.1K

How much do senior backend developer jobs pay per year?

As of Sep 5, 2026, the average yearly pay for senior backend developer in Washington, DC is $157,907.00, according to ZipRecruiter salary data. Most workers in this role earn between $136,100.00 and $176,700.00 per year, depending on experience, location, and employer.

What does a senior backend developer do?

A Senior Backend Developer is responsible for designing, building, and maintaining the server-side logic of web applications. They work with databases, APIs, and server infrastructure to ensure that applications run smoothly, securely, and efficiently. In addition to writing robust code, they often mentor junior developers, contribute to architectural decisions, and collaborate with frontend teams to deliver seamless user experiences. Their expertise is crucial for scaling applications and implementing best practices in software development.

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

To thrive as a Senior Backend Developer, you need advanced proficiency in server-side programming languages (such as Java, Python, or Node.js), deep understanding of API design, and experience with database management, often supported by a degree in computer science or related field. Familiarity with version control systems (like Git), cloud platforms (such as AWS or Azure), and relevant certifications in backend technologies are commonly required. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with cross-functional teams and mentor junior developers. These competencies ensure robust, scalable backend systems and drive successful project delivery in complex technical environments.

What are common challenges senior backend developers face when leading complex projects, and how can they address them?

Senior Backend Developers often encounter challenges such as integrating legacy systems with new technologies, ensuring scalability under increased load, and coordinating cross-functional teams for seamless feature delivery. Addressing these challenges typically involves proactive architectural planning, clear communication with frontend and DevOps teams, and adopting best practices like code reviews and automated testing. Staying updated on emerging technologies and fostering a culture of knowledge sharing within the team also help in overcoming technical obstacles and driving successful project outcomes.

What is the difference between Senior Backend Developer vs Backend Developer?

AspectSenior Backend DeveloperBackend Developer
Required Experience5+ years, leadership skills1-3 years, foundational skills
ResponsibilitiesDesign architecture, mentor juniors, optimize systemsImplement features, fix bugs, write code
Skills & CertificationsAdvanced coding, system design, relevant certificationsBasic coding, database knowledge
Work EnvironmentCollaborates with cross-functional teams, often in larger projectsFocuses on individual tasks within projects

The main difference between a Senior Backend Developer and a Backend Developer lies in experience, responsibilities, and leadership. Senior Backend Developers typically have more years of experience, take on complex system design, and mentor junior staff, whereas Backend Developers focus on implementing features and fixing bugs. Both roles are essential in backend development teams, but the senior role involves more strategic and leadership duties.

What are the most commonly searched types of Backend Developer jobs in Washington, DC?

The most popular types of Backend Developer jobs in Washington, DC are:

What are popular job titles related to Senior Backend Developer jobs in Washington, DC?

For Senior Backend Developer jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Senior Backend Developer jobs in Washington, DC look for?

The top searched job categories for Senior Backend Developer jobs in Washington, DC are:

Senior Backend Developer jobs near you
Infographic showing various Senior Backend Developer job openings in Washington, DC as of August 2026, with employment types broken down into 84% Full Time, 5% Part Time, and 11% Contract. Highlights an 82% Physical, 5% Hybrid, and 13% Remote job distribution, with an average salary of $157,907 per year, or $75.9 per hour.

Sr. Backend Developer

3B Staffing LLC

Mclean, VA • On-site

$60 - $63/hr

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Job Title: Sr. Backend Developer
Client: Capco / Freddie Mac
Location: McLean, VA (Onsite - Local candidates only)
Visa: USC or GC only
Rate: $60-63/hr. on C2C
Interview Process: 2 Capco interviews + in-person interview at Freddie Mac

Job Description

We are seeking a Sr. Backend Developer to join our team supporting Freddie Mac in McLean, VA. The ideal candidate will have strong expertise in backend development using Java, Spring Boot, Hibernate, PostgreSQL, JUnit, and Mockito, with a proven track record of delivering scalable and high-performance enterprise applications.

Responsibilities:

  • Design, develop, and maintain backend services and APIs using Java Spring Boot.
  • Work with Hibernate and PostgreSQL to build efficient data access layers.
  • Implement automated unit testing using JUnit and Mockito.
  • Collaborate with cross-functional teams including front-end, QA, and business analysts to deliver high-quality solutions.
  • Participate in code reviews, design discussions, and architectural decision-making.
  • Troubleshoot, debug, and optimize application performance.
  • Ensure adherence to best practices, coding standards, and security guidelines.

Required Skills:

  • Strong experience in Java, Spring Boot, Hibernate, PostgreSQL.
  • Hands-on experience with JUnit and Mockito for unit testing.
  • Solid understanding of software development life cycle (SDLC) and agile methodologies.
  • Strong problem-solving and analytical skills.
  • Excellent communication and collaboration skills.

Nice to Have:

  • Experience with Angular for front-end development.
  • Knowledge of Kafka for event-driven architecture.
  • Prior Freddie Mac experience is highly preferred.

Apply