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Freelance Atm Software Developer Jobs (NOW HIRING)

Saalex Corp.

$100 - $135/hr

Support certification and compliance efforts for systems pursuing RNAV, RNP, and CNS/ATM approvals ... Software developers and integration/test teams * Provide guidance to junior engineers on task-level ...

Meridial

NY · On-site

$41.33 - $89.54/hr

Python Coding Specialist - Freelance AI Trainer Project Poland Are you a coding expert fluent in ... Converse with the model on software engineering tasks and technical scenarios using Python.

SysMind Tech

Java Developer

Cary, NC · On-site

$48.50 - $62.75/hr

A * Can we use Freelancer? : No * Named Job Posting? (if Yes - needs to be approved by SCSC) : No * Remote work possibility : (No Value) * Global Role Family : 6504 Developer / Software Engineer

Nautilus Hyosung America Inc

NY · On-site

$60 - $90/hr

The Field Service Engineer will provide on-site support for ATMs including but not limited to ... Installation, repair, software loading and maintenance of ATM's or other products in a defined ...

Saalex Corp.

$140 - $175/hr

Lead or independently support certification efforts for RNAV, RNP, and CNS/ATM systems * Review and ... Software engineering fundamentals (data structures, algorithms, logical design) * System-level data ...

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Freelance Atm Software Developer information

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$48K

$111.8K

$166K

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

As of Sep 5, 2026, the average yearly pay for freelance atm software developer in the United States is $111,845.00, according to ZipRecruiter salary data. Most workers in this role earn between $90,000.00 and $130,000.00 per year, depending on experience, location, and employer.

What is a freelance ATM software developer?

A Freelance ATM Software Developer is an independent professional who designs, develops, tests, and maintains software specifically for Automated Teller Machines (ATMs). They work with banks, financial institutions, or ATM manufacturers to create secure and efficient software solutions that power ATM operations, including transaction processing, user interfaces, and security protocols. As freelancers, they typically work on a contract basis and may serve multiple clients, offering flexibility and specialized expertise in ATM technologies.

What are the key skills and qualifications needed to thrive as a freelance ATM software developer?

To thrive as a Freelance ATM Software Developer, you need expertise in software development, particularly in programming languages like C, C++, or Java, and a solid understanding of ATM protocols and security standards. Familiarity with ATM operating systems, EMV standards, encryption tools, and experience with platforms like XFS or NDC/DDC is typically required. Strong problem-solving, communication, and project management skills are essential to manage client relationships and deliver reliable software solutions independently. These abilities ensure the development of secure, compliant, and efficient ATM applications that meet client and industry needs.

What are some common challenges freelance ATM software developers face when working with clients?

Freelance ATM software developers often encounter challenges such as integrating new features with legacy ATM systems, ensuring compliance with strict security standards, and managing communication across geographically dispersed client teams. Projects may require adapting to different banking protocols or hardware environments, which can vary widely between clients. To succeed, freelancers need to stay updated with industry regulations, maintain clear documentation, and establish effective channels for remote collaboration.

What is the difference between Freelance Atm Software Developer vs ATM Network Engineer?

AspectFreelance Atm Software Developer

Freelance Atm Software Developers focus on designing, coding, and testing software for ATMs, often working independently or with clients on specific projects. They typically require programming skills, knowledge of ATM software systems, and may work remotely. ATM Network Engineers, on the other hand, manage and maintain the network infrastructure that connects ATMs, requiring networking certifications and experience with hardware and network protocols. While both roles support ATM operations, developers concentrate on software creation, whereas network engineers handle connectivity and system integration.

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Freelance Atm Software Developer jobs near you
Infographic showing various Freelance Atm Software Developer job openings in the United States as of August 2026, with employment types broken down into 89% Full Time, 8% Part Time, and 3% Contract. Highlights an 88% Physical, 3% Hybrid, and 9% Remote job distribution, with an average salary of $111,845 per year, or $53.8 per hour.

Data Integrity Engineer (Avionics Software/Data Analysis)

Saalex

Lexington Park, MD • On-site

$100K - $135K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 12 days ago

Job description

Greenfield Engineering, a Saalex Company is seeking Data Integrity Engineer (Avionics Software & Data Analysis) in Patuxent River, MD. The Data Integrity Engineer supports the analysis of avionics software and data systems associated with navigation and airspace integration capabilities. The incumbent independently performs technical analysis of system behavior, data integrity, and software performance while supporting certification and engineering activities across Navy, Marine Corps, Coast Guard, and Foreign Military Sales (FMS) aviation platforms.
The role contributes to engineering assessments, technical documentation, and verification activities supporting Performance Based Navigation (PBN) and CNS/ATM capabilities, working within Integrated Product Teams (IPTs) under general guidance from senior engineers.
Position Type: Full-Time
Salary: $100k-$135k annually (depending on experience)
Work Location: Full-time onsite with some telework (see onsite requirements below)
**On-site Requirements: This position is full-time onsite at Patuxent River, MD and may be eligible for reoccurring telework, but will require an onsite work greater than or equal to 85% of the work week"
Essential Functions:
Software and Data Analysis
  • Analyze avionics software systems with emphasis on:
    • Data integrity and correctness
    • Logical flow and algorithm behavior
    • Data structures and data handling processes
  • Evaluate system outputs, test data, and engineering artifacts to identify:
    • Discrepancies and anomalies
    • Data inconsistencies and processing errors
  • Apply standard methodologies to assess software and data performance

Engineering Support to Certification Activities
  • Support certification and compliance efforts for systems pursuing RNAV, RNP, and CNS/ATM approvals by:
    • Reviewing requirements and design documentation
    • Supporting development of compliance matrices
    • Analyzing verification and validation (V&V) results
    • Assisting in test planning and execution
  • Contribute to engineering and certification assessments with limited oversight

Technical Documentation
  • Develop technical documentation, including:
    • Engineering assessments and analysis summaries
    • Test plans, procedures, and reports
    • Certification and compliance artifacts
  • Ensure documentation is:
    • Technically accurate
    • Traceable to requirements
    • Suitable for government review

Systems Engineering Support
  • Participate in systems engineering activities across the lifecycle, including:
    • Requirements review and decomposition
    • Design evaluation and interface analysis
    • Integration and verification support
  • Identify risks related to software behavior and data handling
  • Support resolution of technical issues through analysis and coordination

Team and IPT Support
  • Work within Integrated Product Teams (IPTs) supporting multi-platform engineering efforts
  • Coordinate with:
    • Senior engineers and technical leads
    • Government program offices and stakeholders
    • Software developers and integration/test teams
  • Provide guidance to junior engineers on task-level execution when appropriate
  • Other duties as assigned or required

Requirements
Required:
  • Proficiency in software engineering fundamentals (data structures, logical design)
  • Experience with at least one high-level programming language (e.g., Python, Java, C++)
  • Ability to analyze technical problems and interpret data outputs independently
  • Strong technical writing and communication skills
  • Working knowledge of systems engineering processes and lifecycle concepts
  • Basic understanding of avionics systems or aerospace principles
  • Experience in software development, data analysis, or systems engineering
  • Ability to function effectively in a team-based engineering environment

Desired:
  • Experience analyzing software behavior and system-level data flows
  • Familiarity with:
    • Data and control coupling concepts
    • Mission or flight planning systems
  • Experience supporting certification or compliance activities
  • Familiarity with systems engineering processes (SETR)
  • Exposure to civil or military avionics programs (NAVAIR preferred)

Education/Years of Experience:
Bachelor of Science (BS) degree in Computer Science, Electrical Engineering, or related discipline required and 3-7 years relevant experience.
Security Clearance:
Active Secret clearance required. Requirements to obtain a clearance include US Citizenship, security investigation, etc.
Benefits
  • Health Care Plan (Medical, Dental & Vision)
  • Retirement Plan (401k, IRA)
  • Life Insurance (Basic, Voluntary & AD&D)
  • Paid Time Off (Vacation, Sick & Public Holidays)
  • Short Term & Long Term Disability
  • Training & Development
  • Stock Option Plan

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