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Freelance International Software Developer Jobs (NOW HIRING)

Space44

Engineer / Developer - Freelance (Remote)

... software engineers and comprehensive HR solutions. Unlike traditional staffing agencies, we ... Proven ability to collaborate remotely in international teams * Ability to work independently in a ...

Cinter Career

Bilingual Software Developer

Dallas, TX · On-site

Job Title: Bilingual Software Developer Client: Japanese Software Engineering Company Working ... international environment and enjoys solving complex technical challenges. Key Responsibilities ...

TrafficCast

Senior Software Developer

Philadelphia, PA · On-site

$90K - $125K/yr

... International, Inc. ( is a leading company in digital traffic information and service provision ... Position Senior Software Engineer TCI is seeking a high-energy, experienced server side software ...

Saige Partners

Software Developer

Champaign, IL · On-site

$100K - $140K/yr

Software Developer (Champaign, IL) Job Overview: We are seeking a talented and motivated Software ... Strong academic background with a minimum 3.3 GPA (or international equivalent) from a recognized ...

Arenatechnologies

Software Developer

Alexandria, VA · On-site

$135 - $155/hr

... international markets. JOID provides a diverse portfolio of analytical and programmatic ... We a near‑term need for a Software Developer to assist with systems engineering (SE) and testing ...

New

Saige Partners

Software Developer

Champaign, IL · On-site

$100K - $140K/yr

Software Developer (Champaign, IL) Job Overview: We are seeking a talented and motivated Software ... Strong academic background with a minimum 3.3 GPA (or international equivalent) from a recognized ...

Kansas City International

Software Developer

Cincinnati, OH · On-site

$90 - $120/hr

Software Developer Job Overview Responsible for designing, developing, integrating, testing, deploying, and supporting software solutions that meet business and technical requirements. The Software ...

New

TrafficCast

Senior Software Developer

Philadelphia, PA

$90K - $125K/yr

... International, Inc. ( is a leading company in digital traffic information and service provision ... Position Senior Software Engineer TCI is seeking a high-energy, experienced server side software ...

Sapiens

Software Developer

OR · On-site +1

Software Developer Location: Remote Job Summary Sapiens is on the lookout for a Software Developer ... We Are Sapiens International Corporation N.V. is a global leader of AI-centric, SaaS-based ...

MANTU GROUP SA

WI · On-site

$110 - $165/hr

As part of the engineering team, you'll own the Windows‑based configuration software that ... An international community bringing together more than 110 different nationalities * An environment ...

New

1 point system

Software Developer

Nashville, TN · On-site

Requirement - Software Developer Location- 100% onsite in Nashville, TN (Relocates are welcome ... Build highly visible systems used across international operations * Gain deep domain expertise in ...

AnyDesk

Software Developer C++

Tampa, FL · Hybrid

$46.25 - $62.25/hr

... Software Developer who's excited to build performant, scalable, and robust software systems. In ... You will work in an international environment to achieve common goals and objectives. If you are a ...

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Freelance International Software Developer information

See salary details

$29.5K

$100.3K

$241.5K

How much do freelance international software developer jobs pay per year?

As of Aug 21, 2026, the average yearly pay for freelance international software developer in the United States is $100,265.00, according to ZipRecruiter salary data. Most workers in this role earn between $63,500.00 and $106,000.00 per year, depending on experience, location, and employer.

What is the difference between Freelance International Software Developer vs Freelance Web Developer?

AspectFreelance International Software DeveloperFreelance Web Developer
CredentialsTypically requires programming skills, sometimes certifications in specific languages or platformsRequires web development skills, often with certifications in HTML, CSS, JavaScript, or related technologies
Work EnvironmentRemote, often collaborating with international clients on complex software projectsRemote or on-site, focusing on website and web application development for various clients
Employer & Industry UsageUsed by tech companies, startups, and enterprises globally for software solutionsUsed by small businesses, agencies, and startups for online presence and web apps

In summary, Freelance International Software Developers focus on creating complex software solutions across various platforms, often requiring advanced programming skills and working with international clients. Freelance Web Developers specialize in building websites and web applications, typically with web-specific skills. Both roles are remote and serve global markets but differ in project scope and technical expertise.

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The top searched job categories for Freelance International Software Developer jobs are:

Freelance International Software Developer jobs near you
Infographic showing various Freelance International Software Developer job openings in the United States as of August 2026, with employment types broken down into 1% As Needed, 87% Full Time, 8% Part Time, and 4% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution, with an average salary of $100,265 per year, or $48.2 per hour.

Senior Software Developer

ManTech International

Montgomery, AL • On-site

$54 - $71.25/hr

Full-time

Re-posted 3 days ago

ManTech rating

9.0

Company rating: 9.0 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

33rd of 245 rated software companies

Job description

General information
Requisition #
R69353
Locations
USA-AL-Montgomery
Posting Date
07/17/2026
Security Clearance Required
Secret
Remote Type
Hybrid
Time Type
Full time
Description & Requirements
Elevate your career with MANTECH International Corporation! Join a dynamic team dedicated to national security through cutting-edge technology. Since 1968, MANTECH has led in delivering advanced solutions to government intelligence, the Department of Defense, and Federal Civilian sectors. Dive into innovation in Digital Transformation, Cybersecurity, IT, Data Analytics and Software Development. Your journey to impactful work and rapid growth starts now-be extraordinary at MANTECH!
***This is for a future opportunity***
MANTECH seeks a motivated, career and customer-oriented Senior Software Developer to join our innovative team in Montgomery, AL.
Responsibilities include but are not limited to:
  • Serve as the principal technical authority for the CMOS architecture, its complex system dependencies, and underlying global tracking data structures.
  • Define the long-term technical roadmap, system design patterns, and platform configurations, ensuring software designs remain compliant with BEA, NDAA, and Department of Defense Architecture Framework (DoDAF) standards.
  • Guide the software engineering team through critical infrastructure transformations, specifically providing technical data and script automations to support the CMOS migration to Cloud One environments.
  • Perform advanced troubleshooting of low-level operating system functions, memory management, server-side performance bottlenecks, and distributed database scaling challenges.
  • Lead rapid-response surge engineering support to address critical system failures, sudden security incidents, or infrastructure bottlenecks, restoring primary mission functionality within 24-48 hours.
  • Champion the program's secure software assurance strategy, overseeing static code analysis audits and reviewing automated code review reports (Checkmarx/ACAS) to ensure all Category 1 and 2 security discrepancies are structurally corrected prior to release promotion.
  • Mentor junior and mid-level engineers (including Developer IIs), establish test automation frameworks to maximize functional testing, and conduct mandatory code reviews to ensure system architecture stability.

Minimum Qualifications:
  • Bachelor's or Master's degree in Computer Science, Software Engineering, or a technical equivalent.
  • 8+ years of software development experience, specializing in enterprise-level systems integration and legacy defense modernization.
  • Advanced knowledge of technologies associated with transportation applications, including Java, Red Hat Enterprise Linux (RHEL), Oracle Databases, WebLogic, Glassfish, Docker Containers, and CI/CD/DevOps tools (Jenkins, Ansible, Artifactory).
  • Deep understanding of RF Hand-Held Terminal technology, Electronic Data Interchange (EDI), encryption controls (TLS/PKI), and multi-system web service integrations.
  • DoD 8577 / 8140 Compliance (IASAE Level II or IAT Level III baseline certification, such as CISSP, CASP+, or equivalent) prior to contract execution.

Preferred Qualifications:
  • Certified Information Systems Security Professional (CISSP certification).
  • Experience with the primary cyber risk and compliance automation tools.

Clearance Requirements:
  • An active Secret security clearance

Physical Requirements:
  • Must be able to remain in a stationary position 50%.
  • Needs to occasionally move about inside the office to access file cabinets, office machinery, etc.
  • Frequently communicates with co-workers, management, and customers, which may involve delivering presentations. Must be able to exchange accurate information in these situations.

MANTECH considers all qualified applicants for employment without regard to disability or veteran status or any other status protected under any federal, state, or local law or regulation.
If you need a reasonable accommodation to apply for a position with MANTECH, please email us at careers@mantech.com and provide your name and contact information.

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