Full-Time

Software Developer

Posted on 3/5/2026

Deadline 3/13/26
Jonas Software

Jonas Software

1,001-5,000 employees

Long-term ownership of vertical software

No salary listed

Remote in USA + 1 more

More locations: Remote in Canada

Remote

Category
Software Engineering (1)
Required Skills
jQuery
Agile
JavaScript
React.js
NoSQL
Git
Ruby on Rails
Java
Docker
TypeScript
.NET
Microservices
C#
AWS
Vue.js
Nginx
AJAX
Linux/Unix
AngularJS
HTML/CSS
Requirements
  • Ability to design, develop, test, implement, and maintain software development solutions using some of the following technologies: C#/VB, .Net Core Architecture, Ruby on Rails, Java
  • ASP.NET Core, Angular, React, Vue, MVC web applications, Linux
  • Nginx, Redux-saga, Integration with Microservices, SignalR
  • HTML, CSS3, Typescript, JavaScript, jQuery, XML, AJAX
  • Experience with Cloud application architecture (AWS, Containers)
  • Working knowledge of Agile Software Development Life Cycle methodologies
  • Exposure to Test Driven Development
  • General knowledge of software development concepts, best practices, strategies, and methodologies
  • Knowledge of either Object-Oriented or Event-Driven Programming and Application Architecture
  • Working knowledge of Relational, NoSQL or Document Databases
  • Experience with Responsive Web Design
  • Experience with source control management process and tools
  • Ability to communicate professionally and effectively in writing and verbally as appropriate for the needs of the audience
  • Experience levels ranging from 1 to 10 years as a Software Developer
Responsibilities
  • Build reusable code and libraries for future use
  • Ensure the technical feasibility of UI/UX designs
  • Optimize application for maximum speed and scalability
  • Participate in requirements discovery and feature design
  • Identify the impact of possible implementation options
  • Engage in code review to vet design choices, enforce convention, and share knowledge
  • Collaborate with QA to develop test plans and documentation covering new development
  • Work within deadlines in relation to product release timelines, and consistently complete assigned development tasks in required timeframes
  • Become an expert in key areas of our systems
  • Be ready and willing to jump in to learn new aspects of existing systems and new systems, as well as new frameworks and technologies, unprompted and with or without formal training

Jonas Software manages a decentralized portfolio of over 160 independent software companies across 40 different industries. The company operates by acquiring niche software businesses and providing them with financial security and strategic guidance while allowing them to keep their original branding and management teams. Unlike competitors that often restructure or resell their acquisitions, Jonas uses a "buy-and-hold-forever" strategy to ensure long-term stability for its brands. Its goal is to foster growth within specific vertical markets by maintaining a permanent home for specialized software businesses.

Company Size

1,001-5,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Toronto, Canada

Founded

1990

Simplify Jobs

Simplify's Take

What believers are saying

  • Acquired Aava Software in 2025 to expand ERP and MES in manufacturing.
  • Grew to 200+ companies by 2025 through accelerated acquisitions like Wheatley and OnTap Data.
  • Parent Constellation Software offers $5B revenue and 30,000 employees for global scale.

What critics are saying

  • EU regulators force Constellation divestiture of Jonas in 12-24 months over antitrust.
  • Sage Group erodes 15-20% UK market share from Wheatley and Rock Solid by Q1 2026.
  • Vicinity Software captures 30% ANZ winery market from Ezy Systems in 6-12 months.

What makes Jonas Software unique

  • Jonas Software maintains decentralized portfolio of 200+ autonomous VMS companies across 40+ verticals.
  • Buy-and-hold-forever strategy ensures no resales since 2003 acquisitions.
  • Provides financial security and strategic guidance while preserving brands and management.

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Benefits

Remote Work Options

Flexible Work Hours

Company News

Jonas Software
Aug 22nd, 2025
Jonas Europe Acquires Aava Software

Jonas Europe has acquired Aava Ohjelmistot Oy, a leading developer of ERP and MES solutions for manufacturing and logistics. Aava Software, known for its low-code platform, aims to enhance its growth by leveraging Jonas's sales and marketing expertise. This acquisition marks a new phase for Aava, with plans to expand as a major ERP and MES provider.

Jonas Software
Jul 30th, 2025
Jonas Software ANZ Acquires RxOne

Jonas Software ANZ has acquired RxOne, a key provider of pharmacy management software in New Zealand. This acquisition enhances Jonas's presence in the pharmacy and healthcare technology sector. RxOne will continue to operate independently, maintaining its team and focus on innovation and customer service. Jeff McKee, CEO of Jonas Software ANZ, expressed excitement about supporting RxOne's growth, while RxOne's founder, Margie Peat, highlighted the benefits of joining Jonas.

Jonas Software
Jul 28th, 2025
Jonas Software ANZ Acquires MedAdvisor Solutions' ANZ Business

Jonas Software ANZ acquires MedAdvisor Solutions' ANZ business.

Jonas Software
May 1st, 2025
Jonas Europe Acquires Wheatley Software Solutions | Jonas Software UK & Europe

Wallingford, Oxfordshire, April 28th, 2025 – Jonas Europe (“Jonas”) is pleased to announce the acquisition of Wheatley Software Solutions.

Jonas Software
Dec 19th, 2024
Jonas Software Announces Acquisition of OnTap Data - Jonas Software

OnTap Data is a leading provider of data analytics and insights solutions tailored for the liquor, hospitality, and retail sectors.

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