Perseus Group

Perseus Group

Acquires and grows B2B software firms

Software Engineer 1

Full-Time
No salary listed
Entry, Junior
Bachelor's
Sharon, PA, USA+1 more

More locations: Jacksonville, FL, USA

Hybrid

Three days on-site per week required.

About the job

Requirements
  • A Bachelor's degree in Computer Science, Software Engineering, Information Systems, or a related field, or an equivalent combination of education and experience.
  • 0-3 years of software development experience.
  • Proficiency in at least one modern programming language.
  • An AI-first approach to software development.
  • Understanding of object-oriented design principles and software development fundamentals.
  • Familiarity with source control systems such as Git.
  • Knowledge of basic database concepts and SQL.
  • Strong analytical and problem-solving skills.
  • Effective written and verbal communication skills.
  • Ability to work effectively both independently and within a team environment.
Responsibilities
  • Develop, test, debug, and maintain software applications and services.
  • Participate in the full Software Development Life Cycle, including requirements analysis, design, development, testing, deployment, and support.
  • Write clean, maintainable, and well-documented code following established engineering standards.
  • Assist in analyzing business and technical requirements to develop effective software solutions.
  • Collaborate with team members during sprint planning, code reviews, and design discussions.
  • Investigate and resolve software defects and production issues.
  • Create and maintain technical documentation related to application functionality and support procedures.
  • Contribute to continuous improvement initiatives involving code quality, automation, performance, and reliability.
  • Learn the company's products, platforms, development standards, and industry regulations.
Desired Qualifications
  • Experience with .NET, C#, ASP.NET, or related Microsoft technologies.
  • Experience with Angular.
  • Exposure to cloud platforms such as Amazon Web Services.
  • Familiarity with REST APIs and web services.
  • Enterprise integration experience.
  • Understanding of Agile development methodologies.
  • Experience with automated testing frameworks.

About the company

Perseus Group is a buyer-and-hold investor that acquires B2B vertical market software (VMS) firms and keeps them for the long term. It buys specialized, mission-critical software businesses, then manages and develops them, often with additional resources and expertise, to help them grow steadily over many years. The company’s product is not a software release but a portfolio of software businesses that Perseus supports through ongoing partnerships and operational guidance. Perseus differentiates itself from others through patient, long-term ownership under the Constellation Software umbrella, a focused strategy on vertical market software, and hands-on support to help portfolio companies scale rather than pursue rapid exits. Its goal is to build durable value by growing a portfolio of profitable software companies and delivering steady performance for its investors and stakeholders.

Company Size

1,001-5,000

Company Stage

N/A

Total Funding

N/A

Headquarters

Markham, Canada

Founded

N/A

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Simplify Jobs

Simplify's Take

What believers are saying

  • March 2026 IronHQ expanded North American equipment dealership reach with quoting, inventory, and CRM.
  • April 2026 Starkwood added dealer websites and digital marketing, widening front-end control.
  • July 2026 AI roundtables signal product modernization and retention upside across Perseus businesses.

What critics are saying

  • Dealer portfolio integration across 11 acquisitions raises execution risk and customer churn risk.
  • Dependence on founder-sold niche software leaves Perseus exposed when acquisition supply tightens.
  • Platform fragmentation across dealership, healthcare, and finance businesses weakens scale and slows AI benefits.

What makes Perseus Group unique

  • Constellation-backed Perseus buys mission-critical vertical software and holds businesses permanently.
  • It spans dealership, healthcare, finance, and pulp-paper niches across North America, Europe, and Brazil.
  • Its repeat acquisition playbook, including IronHQ and Starkwood, deepens ecosystem density.

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Benefits

Health Insurance

Dental Insurance

Vision Insurance

Life Insurance

Disability Insurance

401(k) Company Match

Paid Vacation

Paid Sick Leave

Paid Holidays

Unlimited Paid Time Off

Company News

MarketScreener
Apr 27th, 2026
Perseus Operating Group of Constellation Software Acquires Starkwood

Perseus Operating Group of Constellation Software Inc. announced today that it has completed the purchase of Starkwood Media Group , a leading provider of website design and digital solutions for...

Investing.com
Mar 30th, 2026
Perseus acquires IronHQ dealership software platform By Investing.com

Perseus acquires IronHQ dealership software platform

Business Wire
Nov 21st, 2024
Perseus Operating Group of Constellation Software Inc. Completes Acquisition of Matrix Sistemas e Serviços Ltda

Perseus Operating Group (“Perseus”) of Constellation Software Inc. (“Constellation”) today announced that it has completed the acquisition of Matrix S

Business Wire
Apr 9th, 2024
Securian Canada Inc. annonce la vente de Valeyo Inc. et de son logiciel de montage de prêts à Perseus Group Software Corp.

Aujourd’hui, Securian Canada Inc. a le plaisir d’annoncer que Perseus Group Software Corp. (« Perseus »), qui fait partie de Constellation Software In

Business Wire
Apr 8th, 2024
Securian Canada Inc. Annonce La Vente De Valeyo Inc. Et De Son Logiciel De Montage De Prêts À Perseus Group Software Corp.

TORONTO--(BUSINESS WIRE)--Aujourd’hui, Securian Canada Inc. a le plaisir d’annoncer que Perseus Group Software Corp. (« Perseus »), qui fait partie de Constellation Software Inc., a acquis Valeyo Inc. (« Valeyo ») et les affaires de son logiciel de montage de prêts. En février 2023, Valeyo avait fusionné avec la Première du Canada et la division des Marchés spéciaux de la Sun Life pour former une seule organisation sous une seule marque, Securian Canada (un fournisseur de premier plan de solutions d’assurance novatrices et prêtes pour la vie au Canada). Securian Canada, de même que sa société mère américaine, Securian Financial, est un assureur de premier plan dans les marchés des institutions financières