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Senior R&D Software Developer Jobs in Frederick, MD

Leidos

Sr. Software Developer

Gaithersburg, MD · On-site

$59 - $77.75/hr

As a Senior Software Developer, you'll do more than write exceptional code, you'll help build innovative, secure, and scalable solutions that support Intelligence Community operations. If you're ...

OpenText

Sr. Software Developer

Gaithersburg, MD · On-site

$124K - $186K/yr

  • PTO

YOUR IMPACT Senior Software Developer role at OpenText is more than just a job, it's an opportunity to impact lives. As a key contributor, you'll be instrumental in designing, developing, and ...

Open Text Inc.

Sr. Software Developer

Gaithersburg, MD

$124K - $186K/yr

  • PTO

YOUR IMPACT Senior Software Developer role at OpenText is more than just a job, it's an opportunity to impact lives. As a key contributor, you'll be instrumental in designing, developing, and ...

Leidos

Sr. Software Developer

Gaithersburg, MD · On-site

$87K - $157K/yr

Leidos is seeking a Sr. Software Development Engineer who will be a member of a dynamic team working on the Federal Aviation Administration's En-Route Automation Modernization ERAM) system, which is ...

Leidos

Sr. Software Developer

Gaithersburg, MD · On-site

$87K - $157K/yr

Leidos is seeking a Sr. Software Development Engineer who will be a member of a dynamic team working on the Federal Aviation Administration's En-Route Automation Modernization ERAM) system, which is ...

Inventwood

R & D Project Manager

Frederick, MD · On-site

This is InventWood's first dedicated project management role in R&D. The team runs many concurrent ... A science or engineering background is a plus, not a requirement. * Fluent with modern project and ...

Leidos

Sr. Software Developer

Gaithersburg, MD

$107K - $195K/yr

AsaSenior Software Developer, you'll domore than writeexceptional code, you'llhelp build innovative, secure, and scalablesolutions that supportIntelligence Communityoperations.If you're ...

Leidos

Senior Software Developer

Gaithersburg, MD · On-site

$107K - $195K/yr

Leidos is seeking Senior Software Developers to join the Air Traffic Business Area within the Homeland Sector, supporting the development of next-generation flight service and air traffic systems.

Leidos

Senior Software Developer

Gaithersburg, MD · On-site

$107K - $195K/yr

Leidos is seeking Senior Software Developers to join the Air Traffic Business Area within the Homeland Sector, supporting the development of next-generation flight service and air traffic systems.

Certify

Software Developer

Gaithersburg, MD · On-site

$70K - $120K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

The software developer will develop, analyze, and create reports for System Transactions, IoT ... Experience withReporting Servers and Tools like R Studio, Google Analytics, Tableau etc.

Inventwood

R & D Data Analyst

Frederick, MD · On-site

A BS in a quantitative or scientific field -- statistics, data science, engineering, physics, chemistry, materials science, or related -- and 3 - 5 years work experience in a related field. * Strong ...

Certify

Software Developer Intern

Gaithersburg, MD · On-site

$20.75 - $27.25/hr

CERTIFY Global is an innovative software organization that provides a seamless patient experience ... Experience withReporting Servers and Tools like R Studio, Google Analytics, Tableau etc.

UPNET

Software Developer

Gaithersburg, MD · On-site

$70K - $120K/yr

  • Medical

  • Dental

  • Vision

  • Retirement

  • PTO

... The software developer will develop, analyze, and create reports for System Transactions, IoT ... Experience with Reporting Servers and Tools like R Studio, Google Analytics, Tableau etc. \n

Leidos

AI Software Developer

Gaithersburg, MD · Hybrid

Design, develop, and maintain microservices-based applications using modern software engineering ... d like to talk. ATMC If you're looking for comfort, keep scrolling. At Leidos, we outthink ...

UPNET

Software Developer Intern

Gaithersburg, MD

$20.75 - $27.25/hr

\n \n \n CERTIFY Global is an innovative software organization that provides a seamless patient ... Experience with Reporting Servers and Tools like R Studio, Google Analytics, Tableau etc. \n

Leidos

Lead AI Software Developer

Gaithersburg, MD · On-site

$125K - $157K/yr

Leidos is seeking a Lead AI Software Developer to join the Air Traffic Business Area within the ... d like to talk. ATMC If you're looking for comfort, keep scrolling. At Leidos, we outthink ...

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Senior R D Software Developer information

See Frederick, MD salary details

$15

$61

$87

How much do senior r&d software developer jobs pay per hour?

As of Aug 18, 2026, the average hourly pay for senior r&d software developer in Frederick, MD is $61.38, according to ZipRecruiter salary data. Most workers in this role earn between $52.12 and $68.85 per hour, depending on experience, location, and employer.

What is the difference between Senior R&D Software Developer vs Software Engineer?

AspectSenior R&D Software DeveloperSoftware Engineer
CredentialsBachelor's or Master's in Computer Science or related field; experience in R&DBachelor's or higher in Computer Science or related field
Work EnvironmentResearch and development labs, innovation teamsDevelopment teams, product-focused environments
Industry UsageTech, manufacturing, research institutionsTech companies, startups, software firms
Common Search/ComparisonOften compared for R&D roles and advanced developmentMore general software development roles

The main difference is that a Senior R&D Software Developer focuses on innovative research, prototyping, and developing new technologies within R&D environments, often requiring specialized knowledge and experience. In contrast, a Software Engineer typically works on building, testing, and maintaining software products in production environments. Both roles require strong programming skills, but the Senior R&D role emphasizes research and experimentation.

What are popular job titles related to Senior R&D Software Developer jobs in Frederick, MD?

For Senior R&D Software Developer jobs in Frederick, MD, the most frequently searched job titles are:

What job categories do people searching Senior R&D Software Developer jobs in Frederick, MD look for?

The top searched job categories for Senior R&D Software Developer jobs in Frederick, MD are:

What cities near Frederick, MD are hiring for Senior R&D Software Developer jobs?

Cities near Frederick, MD with the most Senior R&D Software Developer job openings:

Senior R D Software Developer jobs near you

Sr. Software Developer

Leidos

Gaithersburg, MD • On-site

$59 - $77.75/hr

Full-time

Re-posted 5 days ago

Leidos rating

8.3

Company rating: 8.3 out of 10

Based on 152 frontline employees who took The Breakroom Quiz

79th of 492 rated business services

Job description

What if the software you developed directly enabled some of the nation's most critical missions? As a Senior Software Developer, you'll do more than write exceptional code, you'll help build innovative, secure, and scalable solutions that support Intelligence Community operations. If you're passionate about modern software engineering, enjoy collaborating in Agile teams, and thrive on solving complex technical challenges, Leidos wants to hear from you.
On the Maru Program, you'll join a high-performing team where your ideas are valued, your technical expertise is trusted, and your work has a tangible impact. Working alongside software engineers, architects, DevSecOps engineers, cybersecurity professionals, and mission stakeholders, you'll develop next-generation applications that deliver mission-critical capabilities in a fast-paced Agile environment.
This is your opportunity to build cutting-edge software while contributing to work that truly matters.
What You'll Do
As a Senior Software Developer, you'll play a key role in designing, developing, testing, and deploying secure, scalable applications that support enterprise and mission operations.
Please note Gaithersburg, MD is the program's primary work location.
Clearance Level Required:
Active Top Secret/SCI with the ability to successfully pass a Polygraph examination.
Primary Responsibilities:
  • Design, develop, test, deploy, and maintain enterprise software applications using modern development practices.
  • Collaborate with Product Owners, Scrum Masters, architects, and fellow developers to deliver high-quality software in Agile sprints.
  • Participate in sprint planning, backlog refinement, daily stand-ups, sprint reviews, and retrospectives.
  • Develop clean, maintainable, and well-documented code following secure coding standards and best practices.
  • Design and implement RESTful APIs, microservices, and distributed application architectures.
  • Perform code reviews and mentor junior developers to promote engineering excellence and knowledge sharing.
  • Troubleshoot complex application issues and perform root cause analysis to improve system reliability and performance.
  • Develop automated unit, integration, and end-to-end tests to ensure software quality.
  • Collaborate with DevSecOps teams to implement CI/CD pipelines and automated deployment processes.
  • Optimize application performance, scalability, and security across enterprise environments.
  • Participate in architecture discussions and contribute to technical roadmaps and modernization initiatives.
  • Support production deployments and resolve issues in mission-critical environments

Required Qualifications:
  • US citizenship is required per contract.
  • Bachelor's degree in Computer Science, Software Engineering, or related field and 8-12 years of prior relevant experience or Master's with 6-10 years of prior relevant experience.
  • 8+ years of professional software development experience.
  • Strong proficiency in one or more object-oriented programming languages such as:
    • Java
    • C#
    • Python
    • C++
  • Experience developing web-based applications and enterprise software solutions.
  • Experience designing and consuming REST APIs.
  • Experience working with relational and/or NoSQL databases.
  • Strong understanding of object-oriented design principles and software design patterns.
  • Experience using Git or other distributed version control systems.
  • Experience working within Agile Scrum or SAFe development environments.
  • Excellent analytical, debugging, and problem-solving skills.
  • Strong written and verbal communication skills.

Preferred Qualifications:
  • Experience developing cloud-native applications in AWS, Azure, or other cloud platforms.
  • Experience with containerization technologies such as Docker and Kubernetes.
  • Experience building microservices architectures.
  • Familiarity with DevSecOps practices and CI/CD tools including Jenkins, GitLab CI, or Azure DevOps.
  • Experience with Infrastructure as Code tools such as Terraform or Ansible.
  • Knowledge of message brokers such as Kafka or RabbitMQ.
  • Experience with front-end frameworks such as React, Angular, or Vue.js.
  • Familiarity with Elasticsearch, Redis, or other enterprise technologies.
  • Experience with secure software development lifecycle (SSDLC) practices.
  • Security+ certification or other DoD 8570/8140 compliant certification.

#Maru
#NSBA
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.
Original Posting:
August 6, 2026
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.
Pay Range:
Pay Range $107,900.00 - $195,050.00
The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.

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About Leidos

Sourced by ZipRecruiter

At Leidos, we deliver innovative solutions through the efforts of our diverse and talented people who are dedicated to our customers' success. We empower our teams, contribute to our communities, and operate sustainable practices. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community.

Industry

It services

Company size

10,000+ Employees

Headquarters location

Reston, VA, US

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