Software Engineer, Senior

Freddie Mac
McLean, VA
At Freddie Mac, our mission of Making Home Possible is what motivates us, and it's at the core of everything we do. Since our charter in 1970, we have made home possible for more than 90 million families across the country. Join an organization where your work contributes to a greater purpose.



Position Overview:


Are you looking for development beyond the ordinary? A place full of exciting challenges and the engineers up to solving them? If so, welcome to Financial Engineering. This is the place where the models become software and where many of the numbers that drive our business decisions are produced.


Freddie Mac's Investments & Capital Markets Division is currently seeking Financial Software Developer to participate in implementing all of the firm's quantitative models and analytics.


Apply and learn why there's #MoreatFreddieMac!



Our Impact:


The Investments and Capital Markets (I&CM) division is responsible for management of the retained portfolio as well as Freddie Mac's debt funding, liquidity management and interest-rate hedging. The division is also responsible for I&CM securitization.



Your Impact:

  • Will combine software development, quantitative analysis, and collaboration skills to help build high-performance, scalable and fault tolerant solutions.
  • Will encourage a creative and analytical mindset
  • Design and develop high-performance financial libraries using C++, Java, and Python. Adhere to best practices in coding, testing, and software architecture to build modular and maintainable code.
  • Implement complex financial models with a focus on accuracy and efficiency.
  • Perform model tie out, regression, and integration testing to ensure software quality. Develop automated testing scripts in Python to adhere to technological development standards.
  • Write and maintain technical documentation and guidelines to facilitate smooth implementation.
  • Troubleshoot and resolve integration issues in a timely manner.
  • Work closely with end-users to understand their needs and enhance library functionality accordingly.
  • Work closely with cross-functional teams to align development efforts with business objectives.
  • Collaborate with application teams to integrate financial libraries into existing systems and workflows.
  • Assist in defining project scope, objectives, and deliverables in collaboration with stakeholders.
  • Provide guidance and support to junior developers, helping them to enhance their technical skills and professional growth.
  • Conduct code reviews and offer constructive feedback to improve code quality and efficiency.
  • Facilitate knowledge sharing sessions and workshops to introduce new technologies and methodologies.


Qualifications:

  • BS in Computer Science, Information Systems or other related field or equivalent working experience; advanced degree preferred
  • Typically, 5 - 7 years of Programming experience of developing and testing with C++ and Python
  • Financial knowledge, preferably some fixed Income knowledge, with solid quantitative skills (statistics, econometrics, algebra)


Keys to Success in this Role:

  • Hands on with programming and troubleshooting
  • Solid math and analytical skills
  • Interest in growing financial knowledge
  • Collaborative working approach
  • Ability to communicate effective with modelers, analysts, and developers


Current Freddie Mac employees please apply through the internal career site.


We consider all applicants for all positions without regard to gender, race, color, religion, national origin, age, marital status, veteran status, sexual orientation, gender identity/expression, physical and mental disability, pregnancy, ethnicity, genetic information or any other protected categories under applicable federal, state or local laws. We will ensure that individuals are provided reasonable accommodation to participate in the job application or interview process, to perform essential job functions, and to receive other benefits and privileges of employment. Please contact us to request accommodation.


A safe and secure environment is critical to Freddie Mac's business. This includes employee commitment to our acceptable use policy, applying a vigilance-first approach to work, supporting regulatory mandates, and using best practices to protect Freddie Mac from potential threats and risk. Employees exercise this responsibility by executing against policies and procedures and adhering to privacy & security obligations as required via training programs.



CA Applicants: Qualified applications with arrest or conviction records will be considered for employment in accordance with the Los Angeles County Fair Chance Ordinance for Employers and the California Fair Chance Act.


Notice to External Search Firms: Freddie Mac partners with BountyJobs for contingency search business through outside firms. Resumes received outside the BountyJobs system will be considered unsolicited and Freddie Mac will not be obligated to pay a placement fee. If interested in learning more, please visit and register with our referral code: MAC.


Time-type:Full time


FLSA Status:Exempt


Freddie Mac offers a comprehensive total rewards package to include competitive compensation and market-leading benefit programs. Information on these benefit programs is available on our Careers site.


This position has an annualized market-based salary range of $130,000 - $196,000 and is eligible to participate in the annual incentive program. The final salary offered will generally fall within this range and is dependent on various factors including but not limited to the responsibilities of the position, experience, skill set, internal pay equity and other relevant qualifications of the applicant.
Posted 2026-03-10

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