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Freelance Algorithmic Trading Software Developer Jobs in Washington, DC

Junior Software Developer

Bowie, MD · On-site

$69K - $125K/yr

  • Medical

  • Retirement

  • PTO

Understanding signal processing algorithms written in MATLAB * Parallelization of existing ... Federal Trade Commission. Commitment to Non-Discrimination All qualified applicants will receive ...

Software Developer

Reston, VA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Software Developer LOCATION Reston, VA 20190 CLEARANCE TS/SCI Full Poly (Please note this position ... Strong understanding of algorithms and data structures * Knowledge of databases and SQL

As a Full Stack Software Developer, you will play a key role in designing, developing, and ... algorithms, and design patterns. * Experience with software development frameworks and tools such ...

As a Full Stack Software Developer, you will play a key role in designing, developing, and ... algorithms, and design patterns. * Experience with software development frameworks and tools such ...

Software Developer

Tysons, VA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Software Developer LOCATION Tysons, VA 22182 CLEARANCE TS/SCI Full Poly (Please note this position ... Strong understanding of algorithms and data structures * Knowledge of databases and SQL

Software Developer

Chantilly, VA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Software Developer LOCATION Chantilly, VA 20151 CLEARANCE TS/SCI Full Poly (Please note this ... Strong understanding of algorithms and data structures * Knowledge of databases and SQL

Senior Software Developer

Herndon, VA · On-site

$56 - $74/hr

Proficiency in object-oriented design, algorithms, and data structures * Experience with: * REST ... Software engineering lifecycle best practices * Strong collaboration and communication skills

Senior Software Developer

Herndon, VA · On-site +1

$56 - $74/hr

Proficiency in object-oriented design, algorithms, and data structures * Experience with: * REST ... Software engineering lifecycle best practices * Strong collaboration and communication skills

Sr Software Developer

Hanover, MD · On-site

$53.75 - $71/hr

... develops new algorithms and innovative techniques to address mission related problems ... of experience as a software engineer in programs and contracts of similar scope, type, and ...

SIGINT Software Developer

Annapolis Junction, MD · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Implement data processing algorithms * Troubleshoot software and system issues * Collaborate with ... Proficiency in programming languages * Experience with signal processing * Debugging and testing ...

Software Developer

Annapolis Junction, MD · On-site

$69K - $158K/yr

  • Medical

  • Life

  • Retirement

  • PTO

Software Developer The Opportunity: We're looking for a self-motivated, creative software developer ... Communicate design decisions and technical trade-offs clearly to both technical and non-technical ...

SIGINT Software Developer

Tysons, VA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Implement data processing algorithms * Troubleshoot software and system issues * Collaborate with ... Proficiency in programming languages * Experience with signal processing * Debugging and testing ...

Software Developer

Annapolis, MD · On-site +1

$69K - $158K/yr

  • Medical

  • Life

  • Retirement

  • PTO

Share Software Developer The Opportunity: We're looking for a self-motivated, creative software ... Communicate design decisions and technical trade-offs clearly to both technical and non-technical ...

Software Developer

Annapolis, MD · On-site

$69K - $158K/yr

  • Medical

  • Life

  • Retirement

  • PTO

Software Developer The Opportunity: We're looking for a self-motivated, creative software developer ... Communicate design decisions and technical trade-offs clearly to both technical and non-technical ...

SIGINT Software Developer

Chantilly, VA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Implement data processing algorithms * Troubleshoot software and system issues * Collaborate with ... Proficiency in programming languages * Experience with signal processing * Debugging and testing ...

SIGINT Software Developer

Reston, VA · On-site

  • Medical

  • Dental

  • Vision

  • Life

  • Retirement

  • PTO

Implement data processing algorithms * Troubleshoot software and system issues * Collaborate with ... Proficiency in programming languages * Experience with signal processing * Debugging and testing ...

Showing results 21-40

Freelance Algorithmic Trading Software Developer information

See Washington, DC salary details

$54.4K

$126.7K

$188K

How much do freelance algorithmic trading software developer jobs pay per year?

As of Aug 14, 2026, the average yearly pay for freelance algorithmic trading software developer in Washington, DC is $126,675.00, according to ZipRecruiter salary data. Most workers in this role earn between $101,900.00 and $147,200.00 per year, depending on experience, location, and employer.

What is the difference between Freelance Algorithmic Trading Software Developer vs Quantitative Analyst?

AspectFreelance Algorithmic Trading Software DeveloperQuantitative Analyst
CredentialsProgramming skills, trading platform knowledge, possibly certifications like CQFMathematics, statistics, finance degrees, certifications like CFA
Work EnvironmentIndependent, remote, project-basedOffice-based, team-oriented, financial institutions
Industry UsageDevelops trading algorithms for clients or own tradingAnalyzes financial data to inform trading strategies

While both roles involve quantitative skills and financial markets, Freelance Algorithmic Trading Software Developers focus on building and implementing trading algorithms independently, often working remotely. Quantitative Analysts typically analyze data within financial firms to develop trading strategies, often working in team environments. The roles overlap in technical skills but differ in scope and work setting.

What are the most commonly searched types of Algorithmic Trading Software Developer jobs in Washington, DC?

The most popular types of Algorithmic Trading Software Developer jobs in Washington, DC are:

What are popular job titles related to Freelance Algorithmic Trading Software Developer jobs in Washington, DC?

For Freelance Algorithmic Trading Software Developer jobs in Washington, DC, the most frequently searched job titles are:

What job categories do people searching Freelance Algorithmic Trading Software Developer jobs in Washington, DC look for?

The top searched job categories for Freelance Algorithmic Trading Software Developer jobs in Washington, DC are:

Junior Software Developer

Leidos

Bowie, MD • On-site

$69K - $125K/yr

Full-time

Medical, Retirement, PTO

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

78th of 491 rated business services


Job description

Description

Looking for an opportunity to make an impact?

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. Everything we do is built on a commitment to do the right thing for our customers, our people, and our community. Our Mission, Vision, and Values guide the way we do business. We are currently looking to add a Junior Software Engineer to our team in Bowie Maryland.

The successful candidate will be responsible for designing and implementing real-time signal processing algorithms on GPUs. If this sounds like you, please keep reading.

You will be responsible for:

  • Contributing to design and development of advanced systems as a part of multi-disciplinary teams.  These teams are made up of other software team members and subject matter experts from the areas of systems engineering, hardware, firmware, machine learning, RF front end design, and signal processing.
  • Achieving key project/program objectives and deliverables for entire projects or processes spanning multiple technical areas and independently managing large projects or processes
  • A solid understanding of GPU programming and parallel computing architectures
  • Understanding signal processing algorithms written in MATLAB
  • Parallelization of existing algorithms
  • Decomposing complex signal processing chains into discrete components and kernels
  • Hand crafting CUDA kernels for high performance
  • Designing and implementing multi-threaded software architectures
  • Designing, implementing, and testing high speed data transfer / Latency codes
  • Designing, implementing, and testing real-time C/C++ software for multi-core systems running Linux operating systems
  • Build software products that utilize third party mathematics and communication libraries
  • Interface communication standards / protocols such as TCP/IP, UDP, and DDS
  • Work with Linux operating system as well as experience with real-time operating systems
  • Documenting the developed systems
  • Support system field testing and collection events

The successful candidate will have the following education/experience:

  • Bachelor’s Degree in Computer Engineering, Electrical Engineering, or Computer Science
  • 3+ years of software development experience, including strong experience in C/C++ software development
  • Experience with NVIDIA development and profiling tools and libraries
  • Experience using version control (Subversion, GIT, etc.) and continuous integration software tools
  • Must be able to obtain and maintain a DoD Secret clearance. (U.S. Citizenship is required)

Bonus education/experience:

  • Master’s Degree in Computer Engineering, Electrical Engineering, Computer Science, or equivalent
  • Experience with Machine Learning and/or Artificial Intelligence algorithms and libraries, such as TensorFlow
  • Experience with MATLAB GPU coder tool
  • Experience with High Performance Computing including parallel and distributed computation
  • Experience with Model-Based Design code generation practices
  • Experience with other programming languages such as Java

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 9, 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 $69,550.00 - $125,725.00

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.

About Leidos

Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit www.Leidos.com.

Pay and Benefits

Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the Leidos.com automated system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at LeidosCareersFraud@leidos.com.

If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.

Commitment to Non-Discrimination

All qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.


What Leidos employees say

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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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