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Freelance Full Stack Developer Jobs in London, ON

ALS

Mining Process Engineer

London, ON · Hybrid

CA$115K - CA$135K/yr

Working across the full control stack, from field instrumentation and PLCs to SCADA, advanced process control (APC), and data historian systems. This role combines hands-on programming with real ...

Proton

Senior Foundation Engineer (Drive)

London, ON · On-site

... Stack and Tools: * Languages we see daily is C#, TypeScript and Rust. We also need to provide ... Then we will do second generation in Rust with lessons learned and include full support of all ...

Helsing

Radio Frequency Engineer

London, ON · On-site

You'll work across the full chain, from antenna and front-end design through to link budgets and EW ... stack * Support field testing of RF and communications systems, including range trials and EW ...

New

Carmeuse

Environmental Area Manager

Ingersoll, ON

CA$120K - CA$159K/yr

Comprehensive benefits package that includes Health, Dental, Vision, and a full pension plan ... Work with operations and engineering to understand process emissions and develop data. * Interact ...

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All JobsFull Stack Developer JobsFreelance Full Stack Developer JobsFreelance Full Stack Developer Jobs in London, ON

Freelance Full Stack Developer information

See London, ON salary details

$27.2K

$94.7K

$145.9K

How much do freelance full stack developer jobs pay per year?

As of Aug 11, 2026, the average yearly pay for freelance full stack developer in London, ON is $94,667.00, according to ZipRecruiter salary data. Most workers in this role earn between $70,348.00 and $115,664.00 per year, depending on experience, location, and employer.

What is a freelance full stack developer?

A Freelance Full Stack Developer is a self-employed professional who builds both the front-end and back-end of websites or applications. They work with various technologies, including databases, servers, APIs, and client-side interfaces, to create fully functional digital products. Unlike full-time employees, freelancers work on a project basis for multiple clients, offering flexibility in workload and schedule. Their responsibilities often include coding, debugging, deployment, and sometimes design.

What types of projects and clients can freelance full stack developers typically expect to work with?

Freelance Full Stack Developers often engage with a diverse range of projects, including website and web application development, e-commerce platforms, mobile app backends, and API integrations. Clients can range from startups and small businesses to established companies and entrepreneurs seeking bespoke digital solutions. The variety in clients and project scopes allows developers to constantly expand their skills and work experience, but it also means adapting quickly to new industries and client expectations. Freelancers typically manage their own workflow, communicate directly with clients, and are responsible for project timelines, making this role ideal for self-motivated technology professionals.

What are the key skills and qualifications needed to thrive as a freelance full stack developer?

To thrive as a Freelance Full Stack Developer, you need a solid grasp of both front-end and back-end programming languages (such as JavaScript, HTML/CSS, Node.js, Python, or similar) and a strong portfolio showcasing completed projects. Familiarity with frameworks like React or Angular, version control systems like Git, cloud services, and sometimes relevant certifications (such as AWS Certified Developer) are highly valued. Excellent communication, problem-solving abilities, time management, and client relationship skills help set freelancers apart. These competencies are crucial for effectively delivering end-to-end solutions, managing multiple projects, and building a reliable client base.

What are the most commonly searched types of Full Stack Developer jobs in London, ON? The most popular types of Full Stack Developer jobs in London, ON are:
What are popular job titles related to Freelance Full Stack Developer jobs in London, ON? For Freelance Full Stack Developer jobs in London, ON, the most frequently searched job titles are:
What cities near London, ON are hiring for Freelance Full Stack Developer jobs? Cities near London, ON with the most Freelance Full Stack Developer job openings:
Freelance Full Stack Developer jobs near you
Infographic showing various Freelance Full Stack Developer job openings in London, ON as of August 2026, with employment types broken down into 63% Full Time, 16% Part Time, and 21% Contract. Highlights an 69% In-person, 10% Hybrid, and 21% Remote job distribution, with an average salary of $94,667 per year, or $45.5 per hour.

Mobile Developer - ERP & AI Systems

International Test Pilots School (ITPS)

London, ON • On-site

Full-time

Re-posted 13 days ago

Job description

Mobile Developer - ERP & AI Systems

ITPS Canada Ltd. - London, Ontario (Hybrid)


Build the mobile system that supports real-world flight operations.


ITPS is developing a Flight School Management System (FSMS) - a full-scale ERP platform for training, flight & simulator scheduling, maintenance, and procurement.

We are expanding this platform to mobile and are looking for a Senior Mobile Developer to lead that effort.

This is not just about building an app - it's about designing how pilots, instructors, and operations teams interact with a complex system in real time.


What You'll Work On

You'll design and build mobile experiences that bring our ERP into operational environments:

  • Flight & simulator schedules accessible in real time
  • Instructor and student workflows on mobile
  • Maintenance logging and status updates in the field
  • Operational notifications and alerts
  • Offline-capable features for reliability in dynamic environments


You'll also help introduceAI-driven capabilities, such as:

  • Smart notifications and operational insights
  • Voice or natural language interaction with system data
  • AI-assisted reporting and data entry
  • Workflow automation for mobile users


Your Role

  • Lead the design and development ofmobile applications (iOS/Android or cross-platform)
  • Define mobile architecture and integration with backend systems
  • Build intuitive, high-performance user interfaces for real-world use
  • Work closely with backend developers to ensure seamless API integration
  • Translate operational workflows into efficient mobile experiences
  • Ensure reliability, performance, and usability in field conditions
  • Contribute to product direction and mobile strategy


Tech Environment

  • Backend: Laravel (PHP), REST APIs
  • Frontend (Web): React
  • Mobile: Open (React Native, Flutter, or native iOS/Android)
  • Database: MySQL
  • Integrations: Microsoft Graph, scheduling systems


What We're Looking For

Core Experience

  • Strong experience building and shippingmobile applications in production
  • Proficiency in one or more:
    • React Native
    • Flutter
    • Native iOS (Swift) or Android (Kotlin)
  • Experience working with APIs and backend-integrated systems
  • Strong understanding of mobile UX in operational or real-time environments


Systems Thinking

  • Ability to design mobile experiences forcomplex workflows, not just simple apps
  • Experience handlingoffline support, sync, and real-time updates
  • Comfortable working across the stack when needed


AI & Modern Development

  • Experience integrating AI tools/APIs into applications
  • Interest in applying AI to improve mobile workflows and usability


Nice to Have

  • Experience with scheduling, logistics, or ERP systems
  • Experience designing apps for field operations or industrial use
  • Familiarity with aviation or safety-critical environments
  • Experience with push notifications, background processing, and real-time data


Why This Role

  • Own the mobile experience of a mission-critical system
  • Work onreal-world operational problems, not just consumer apps
  • High impact - your work is used daily by operational teams
  • Opportunity to shapemobile + AI integration from the ground up
  • Strong collaboration with product and backend teams


How to Apply

Please send:

  • Your resume
  • Examples of mobile apps you've built (App Store / Google Play links preferred)
  • A brief description of a system you designed or owned


Final Note

We're not looking for someone to build screens.

We're looking for someone to design how a complex operational system lives on mobile.


AI Disclosure:We may use artificial intelligence tools to assist with scheduling interviews and managing screening times. We do not use AI to evaluate applicants or make decisions during the interview process. All candidate assessments and hiring decisions are made by our recruitment and leadership teams.

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