Senior software engineer

Position Description & Qualifications

Are you looking for a Senior Software Engineer (Java) position where you can make an impact on protecting the infrastructure that underlies our modern world?

Serco is seeking an experienced and motivated software engineer to join our Advanced Technology Group (ATG) to build and deliver cutting-edges solutions for national defense systems. In this role, you will have the agency to design and implement the next generation of capabilities for operational systems that are increasingly adopting data driven workflows to streamline operations and deliver new capabilities to the Warfighter.

Our team develops interfaces and interconnections between systems, data processing pipelines that process unstructured, semi-structured, and structured data, and foundational software that integrates disparate data sources into database systems. Our software underlies a set of emerging capabilities that enhance situational awareness and streamline operational decision making.

In this role, you will:

• Design, develop, test, deploy, and maintain software, primarily in Java
  • Parsing of structured and semi-structured data formats
  • APIs and interconnections between systems and components
  • Data processing pipelines and components
  • Implement business processes
• Implement standards for authentication, authorization, information security marking, and fine-grained access control.
• Test and deploy software in Linux based environments
• Interface with customers to define requirements and communicate them to the development team
• Ensure software complies with client-defined functional and security requirements.
• Write software documentation

To be successful in this role, you will have:

• Must be a U.S. Citizen
• Ability to obtain and maintain a DoD Secret security clearance
• Bachelor’s degree or higher in Computer Science, Engineering, Mathematics, Physics, or related STEM discipline from an accredited university
• Minimum 5 years of relevant experience
• Advanced knowledge of the Java programming language
• Ability to independently develop complex software features
• Strong stakeholder communication, documentation, and collaboration skills; ability to work with military and civilian personnel
• Ability to travel up to 10%

Additional desired experience and skills:

• Experience with formal grammars, parsing techniques (e.g, LR parsers), and language design
• Experience contributing to production-grade software
• Experience with DoD information systems, use cases, and development practices
• Experience writing software that interacts with databases and a working knowledge of database internals
• Experience with Jakarta EE application development and related standards (JAX-RS, CDI, Config, Servlet) or similar frameworks
• Working knowledge of web standards, common protocols (e.g., TCP/IP, TLS), and common data formats (e.g., XML, JSON)
• Experience writing software that integrates with authentication, authorization, and single-sign-on technologies
• Experience with software containerization and container orchestration technologies
• Advanced knowledge of Linux including development and hardening of system services
• Working knowledge of secure software development practices and common weaknesses
• Working knowledge of Git and bug tracking tools such as JIRA

If you are interested in supporting and working with our military and a passionate Serco team. Submit your application now for immediate consideration. It only takes a few minutes and could change your career!

Company Overview

Serco Inc. (Serco) is the Americas division of Serco Group, plc. In North America, Serco’s 9,000+ employees strive to make an impact every day across 100+ sites in the areas of Defense, Citizen Services, and Transportation. We help our clients deliver vital services more efficiently while increasing the satisfaction of their end customers. Serco serves every branch of the U.S. military, numerous U.S. Federal civilian agencies, the Intelligence Community, the Canadian government, state, provincial and local governments, and commercial clients. While your place may look a little different depending on your role, we know you will find yours here. Wherever you work and whatever you do, we invite you to discover your place in our world. Serco is a place you can count on and where you can make an impact because every contribution matters.


To review Serco benefits please visit: If you require an accommodation with the application process please email: [email protected] or call the HR Service Desk at 800-628-6458, option 1. Please note, due to EEOC/OFCCP compliance, Serco is unable to accept resumes by email.


Candidates may be asked to present proof of identify during the selection process. If requested, this will require presentation of a government-issued I.D. (with photo) with name and address that match the information entered on the application. Serco will not take possession of or retain/store the information provided as proof of identity. For more information on how Serco uses your information, please see our Applicant Privacy Policy and Notice.


Serco does not accept unsolicited resumes through or from search firms or staffing agencies without being a contracted approved vendor. All unsolicited resumes will be considered the property of Serco and will not be obligated to pay a placement or contract fee. If you are interested in becoming an approved vendor at Serco, please email [email protected].


Serco is an equal opportunity employer. We evaluate qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability, veteran status, and other legally protected characteristics.

Pay Transparency

Our Total Rewards package includes competitive pay, performance-based incentives, and benefits that promote well-being and work-life balance—so you can thrive both professionally and personally. Eligible employees also gain access to a wide range of benefits from comprehensive health coverage and health savings accounts to retirement plans, life and disability insurance, and time-off programs that support work-life balance. Program availability may vary based on factors such as contract type, location, hire date, and applicable collective bargaining agreements.


Salary range: The range for this position can be found at the top of this posting. This range is provided as a general guideline and represents a good faith estimate across all experience levels. Actual base salary will be determined by a variety of factors, including but not limited to, the scope of the role, relevant experience, job-related knowledge, education and training, key skills, and geographic market considerations. For roles available in multiple states, the range may vary to reflect differences in local labor markets. In addition to base salary, eligible positions may include other forms of compensation such as annual bonuses or long-term incentive opportunities. Benefits – Comprehensible benefits for full-time employees (part-time employees receive a limited package tailored to their role):

• Medical, dental, and vision insurance
• Robust vacation and sick leave benefits, and flexible work arrangements where permitted by role or contract
• 401(k) plan that includes employer matching funds
• Tuition reimbursement program
• Life insurance and disability coverage
• Optional coverages that can be purchased, including pet insurance, home and auto insurance, additional life and accident insurance, critical illness insurance, group legal, ID theft protection
• Birth, adoption, parental leave benefits
• Employee Assistance Plan

To review all Serco benefits please visit:


Serco complies with all applicable state and local leave laws, including providing time off under the Colorado Healthy Families and Workplaces Act for eligible Colorado residents, in alignment with our policies and benefit plans. The application window for this position is for no more than 60 days. We encourage candidates to apply promptly after the posting date, as the position may close earlier if filled or if the application volume exceeds expectations. Please submit applications exclusively through Serco’s external (or internal) career site. If an applicant has any concerns with job posting compliance, please send an email to: [email protected].