Software developer jobs in Mississauga, ON and nearby (753 jobs)

Software developer jobs within 25 km of Mississauga, ON, Canada. Nearby towns and cities are included. Distances are straight-line, not driving distances.

Counted Nov 6, 2026

Hiring at a glance

View jobs

Open jobs: 753
Employers: 195

Advertised starting pay

Average starting payCAD / hour: $66.90Across 41 listings
Average starting payCAD / year: $92,570Across 40 listings

Employer-advertised starting pay, not employee salaries. Currencies and pay periods stay separate.

Where work happens

Remote: 0%0 listings
Hybrid: 32%242 listings
On-site: 68%510 listings

Not specified: <1% (1 listing)

Employers hiring include S M Software Solutions Inc (241), Intuit (20), Lotus IT Solutions (19).

Sources & calculation notes

These figures describe the listings on this role page at the date shown, not the whole job market. Listings can change.

Employer-listed minimums from at least 10 listings per currency and pay period. These are advertised starting amounts, not employee salaries. Jobs without a minimum and unusual amounts are excluded.

Hybrid and on-site classifications may be inferred from descriptions. Check the original ad. How we count

Software developer jobs in Mississauga, ON and nearby

Within 25 km

Email me new jobs Save this search

Added 17 days ago
SM
RQ11678 – Software Developer – ERP / Case Management – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – ERP / Case Management with strong hands-on experience in Oracle PeopleSoft Human Capital Management (HCM), ERP system development, and case…
Added 17 days ago
SM
RQ11698 – Software Developer – CRM – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – CRM with extensive hands-on experience in Microsoft Dynamics CRM, Dynamics 365, CRM customization, enterprise integrations, Power Apps, Power…
Added 17 days ago
SM
RQ11679 – Software Developer – ERP / Case Management – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – ERP / Case Management with strong hands-on experience in Oracle PeopleSoft Human Capital Management (HCM) modules, enterprise resource planning…
Added 17 days ago
SM
RQ11679 – Software Developer – ERP / Case Management – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – ERP / Case Management with strong hands-on experience in Oracle PeopleSoft Human Capital Management (HCM) modules, enterprise resource planning…
Added 17 days ago
SM
RQ11698 – Software Developer – CRM – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer – CRM with extensive hands-on experience in Microsoft Dynamics CRM, Dynamics 365, CRM customization, enterprise integrations, Power Apps, Power…
Added 17 days ago
SM
RQ11719 – Software Developer – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer with extensive experience developing complex enterprise and public-facing applications using Java and Microsoft Azure. The ideal candidate will…
Added 17 days ago
SM
RQ11754 – Software Developer – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer with strong hands-on experience in software development, web applications, Web APIs, web services, Microsoft Azure technologies, .NET, C#,…
Added 17 days ago
SM
RQ11754 – Software Developer – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer with strong hands-on experience in software development, web applications, Web APIs, web services, Microsoft Azure technologies, .NET, C#,…
Added 17 days ago
SM
RQ11719 – Software Developer – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Software Developer with extensive experience developing complex enterprise and public-facing applications using Java and Microsoft Azure. The ideal candidate will…
Added 17 days ago
SM
RQ11600 – Software Developer – Full Stack – Senior
S M Software Solutions Inc
Toronto, ON
- Internship
We are seeking a Senior Full Stack Software Developer with extensive experience in n-tier web-based applications, Java EE (J2EE), database technologies, cloud-native technologies, front-end…
Added 17 days ago
LI
Software Developer
Lotus IT Solutions
Toronto, ON
- Contract
The Government Services Integration Cluster, under the Ministry of Public and Business Service Delivery and Procurement, is seeking a Senior Software Developer to join the
Added 17 days ago
LI
Software Developer - Senior
Lotus IT Solutions
Toronto, ON
- Contract
Added 17 days ago
C
Application/Software Developer Co-op (Winter 2027), Capital Markets Technology
CIBC
Toronto, ON
- Full-time
Added 17 days ago
C
Application/Software Developer Co-op (Winter 2027), Enterprise Technology & Business Management
CIBC
Toronto, ON
- Full-time
Added 17 days ago
I
Senior Software Developer, Full-Stack
Intuit
Toronto, ON
- Full-time
Come join the Intuit Toronto site as a Senior Software Developer. Be a leader in our Data, Growth and Experiences team that is building an AI powered robust Partner Platform that unifies…
Added 17 days ago
AS
Application Developer
Apex Systems
Toronto, ON
- $46 to $51 CAD / hour
- Full-time
We are seeking an Intermediate Application Developer with strong React experience for a 6-month contract-to-hire opportunity within a large enterprise environment.
Added 17 days ago
KG
Java Application Developer
K&K Global Talent Solutions INC.
Toronto, ON
- Full-time
We are seeking an experienced Application Developer with strong expertise in Java Backend Development, Quarkus, XML/XSLT Processing, and Enterprise Integration. The ideal candidate will…
Added 17 days ago
A
RQ11600 - Senior Software Developer
Amyantek
Toronto, ON
- Contract
Job Title: RQ11600 - Senior Software Developer - Full Stack - 3 Resources
Added 17 days ago
RC
Senior Software Developer – .NET / Azure
RAPS Consulting Inc
Toronto, ON
- $75 to $90 CAD / hour
- Contract
Role: Senior Software Developer – .NET / Azure
Added 17 days ago
AA
Software Developer IV, Viper Engineering
ACV Auctions
Toronto, ON
- Full-time
Added 17 days ago
B
Lead Application Developer(.NET/Angular/AWS)
BMO
Toronto, ON
- Full-time
Added 17 days ago
B
Software Developer - (Automations/ AI /Dev Ops)
BMO
Mississauga, ON
- Full-time
Drives the overall software development lifecycle including working across functional teams to transform requirements into features, managing development teams and processes, and conducting…
Added 17 days ago
N
Software Developer Specialist
Nasdaq
Toronto, ON
- Full-time
As a Back-End Software Engineer, Specialist reporting to the Senior Manager, you'll play a critical role in designing and delivering cloud-based data solutions that power financial markets…
Added 17 days ago
TI
Software Developer
Teckhorizon Inc
Toronto, ON
- Contract
Our Client is seeking an experienced Senior Software Developer to design, develop, integrate, test, deploy, and maintain enterprise applications using Java and Microsoft Azure. The ideal…
Added 17 days ago
AR
Senior Mobile Application Developer
Atlas-Apex Roofing Inc.
Toronto, ON
- $90,000 to $120,000 CAD / year
- Full-time
We are seeking a talented and experienced Senior Mobile Application Developer to desig

ACV Auctions

Software Developer IV, Viper Engineering

Toronto, ON, Canada

Full-time

Apply About employer

Applications open in a new tab.

Job details

Job type: Full-time
Apply by: Nov 18, 2026
Posting language: English
Posted: Oct 19, 2026

Original job description

If you are looking for a career at a dynamic company with a people-first mindset and a deep culture of growth and autonomy, ACV is the right place for you! Competitive compensation packages and learning and development opportunities, ACV has what you need to advance to the next level in your career. We will continue to raise the bar every day by investing in our people and technology to help our customers succeed. We hire people who share our passion, bring innovative ideas to the table, and enjoy a collaborative atmosphere.

Who we are:

ACV is a technology company that has revolutionized how dealers buy and sell cars online. We are transforming the automotive industry. ACV Auctions Inc. (ACV), has applied innovation and user-designed, data driven applications and solutions. We are building the most trusted and efficient digital marketplace with data solutions for sourcing, selling and managing used vehicles with transparency and comprehensive insights that were once unimaginable. We are disruptors of the industry and we want you to join us on our journey.

At ACV we focus on the Health, Physical, Financial, Social and Emotional Wellness of our Teammates and to support this we offer:

Company Sponsored (paid) Healthcare, Dental, Vision, Life/AD&D, Short-Term and Long-Term Disability.
Comprehensive additional optional benefits such Critical Illness and Supplemental Life/AD&D.
All insurance benefits go into effect on your date of hire.
Generous Parental Leave Top-Up Pay and Vacation Programs.
Employee Stock Purchase Program with additional opportunities to earn stock in the company.
Retirement planning through the Company’s RRSP.

Who we are looking for:

ACV Auctions is looking for a Software Engineer to join our MAX Engineering team and work on our SaaS Product, MAX Digital. The position will focus on backend development & maintenance of Go Lang features & services hosted in AWS and utilizing Postgres and NOSQL.

The ideal candidate has a strong background and proven track record of architecting and designing enterprise applications in Go Lang and Node.JS, a penchant for high quality code, and a team minded approach to development.

What you will do:

Develop Services using modern language stacks like Go Lang , Postgres and NoSQL databases like mongo, SQL Server is nice to have.
Design and build complex systems that can scale rapidly with little maintenance, with a strong focus on reliability, performance, and operational excellence.
Design, build, and maintain Kafka-based event processing services, including consuming, deserializing, validating, persisting, and reacting to events to drive downstream workflows.
Design and implement effective service/product interfaces, including third-party API integrations and extensible handler patterns for new integrations.
Develop and maintain application data models, including writing and tuning complex SQL queries, optimizing indexes and performance, and designing schemas that reliably support application workflows
Own larger, complex initiatives end-to-end - from discovery and requirements through delivery and production support - driving alignment across engineering and business stakeholders.
Collaborate with software and production engineers to design scalable services, plan feature roll-out, and ensure high reliability and performance of our products.
Design and develop systems across all major departments including but not limited to; data, enterprise applications, and IT.
Lead technical design and architecture decisions across multiple systems/services, and help establish standards, patterns, and best practices.
Modify and develop custom software patterns as needed to solve highly complex software problems, and clearly document tradeoffs and long-term maintenance implications.
Be accountable for the overall performance of products and/or services within a defined area of focus, including diagnosing production issues and driving improvements.
Conduct code reviews, develop high-quality documentation, and build robust test suites for your products (unit/integration testing), ensuring maintainable and well-covered code.
Provide technical leadership through mentoring, coaching, and strong design/code review feedback, helping raise overall engineering quality.
Develop roadmaps and prioritize technical debt to effectively plan features and work, balancing delivery with long-term platform health.
Drive operational maturity (observability, incident response, on-call practices, reliability goals) and lead post-incident analysis with preventative action plans.
Handle multiple competing priorities in an agile, fast-paced environment while maintaining strong engineering discipline and delivery quality.
Perform additional duties as assigned.

What you will need:

Ability to read, write, speak and understand English.
BS degree in Computer Science or a related technical discipline or equivalent practical experience preferred
Minimum 8 years of experience building SaaS web applications using Go Lang and Node.JS and/or C# nice to have (12+ years desirable).
Strong experience maintaining and extending an existing codebase, adapting to pre-existing patterns and tracing the code’s path of execution across services.
Strong experience integrating 3rd-party APIs, implementing authentication & authorization and developing asynchronous data flows.
Strong experience publishing and consuming Kafka events, including designing event contracts, building reliable event-driven workflows, and handling ordering, retries, idempotency, and failure recovery.
Strong experience developing unit and integration-tests, and setting expectations for test strategy and coverage.
Strong experience integrating with cloud service (AWS), specifically: SQS, SNS, S3, ECS, EKS, Lambda, ElasticSearch, Docker / Containers.
Strong experience working with Docker and Kubernetes, including containerization, orchestration (k8s) and serverless deployment scenarios.
Strong experience with build & deployment automation (CI/CD) and release workflows.
Strong SQL programming and data-layer development experience (schema design, query performance, indexing, and data reliability patterns).
Minimum 8 years of experience working with continuous integration and build tools.
Expert in version control systems and branching/release strategies.
Expert in software engineering tooling and mentors and drives adoption for new tools and tooling standards.
Expert in release, builds, testing and the entirety of the SDLC.
Expert at debugging distributed systems using distributed tracing and other common tools; able to lead root-cause analysis and preventative improvements.
Top notch communication skills, including clearly communicating tradeoffs and aligning stakeholders.
Experience architecting and designing systems from the ground up, including making pragmatic decisions for scalability, reliability, and maintainability.
Experience working with a geographically dispersed team across multiple timezones, including leading technical alignment and delivery across teams.

Our Values

Trust & Transparency | People First | Positive Experiences | Calm Persistence | Never Settling

At ACV, we are committed to an inclusive culture in which every individual is welcomed and empowered to celebrate their true selves. We achieve this by fostering a work environment of acceptance and understanding that is free from discrimination. ACV is committed to being an equal opportunity employer regardless of sex, race, creed, color, religion, marital status, national origin, age, pregnancy, sexual orientation, gender, gender identity, gender expression, genetic information, disability, military status, status as a veteran, or any other protected characteristic. We also consider qualified applicants regardless of criminal histories, consistent with legal requirements. If you have a disability or special need that requires reasonable accommodation, please let us know.

For information on our collection and use of your personal information, please see our Privacy Notice.

No immigration or work visa sponsorship provided for this position.

Compensation: The compensation range for this position is listed in the "Job Details" section at the bottom of this posting. Please note that final compensation will be determined based upon the applicant's relevant experience, skillset, location, business needs, market demands, and other factors as permitted by law.

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More about this job

Responsibilities

Design, build, and maintain scalable backend services and event-driven workflows using Go, Kafka, AWS, and relational and NoSQL databases. Lead technical architecture and complex initiatives, support production reliability, and raise engineering quality through testing, documentation, code reviews, mentoring, and operational improvements.

Requirements

The role calls for at least 8 years of SaaS application development experience, with strong expertise in Go and Node.js, cloud services, Kafka, SQL and data-layer development, containers, CI/CD, and distributed systems. A computer science or related bachelor's degree is preferred, or equivalent practical experience; candidates should also demonstrate technical leadership, strong communication, and experience coordinating delivery across distributed teams.

Skills

Go
Node.js
AWS
PostgreSQL
NoSQL
Kafka
SQL
API Integration
Docker
Kubernetes
CI/CD
Distributed Systems Debugging
System Architecture
Automated Testing
Technical Leadership
Incident Response

Benefits

Health Insurance
Dental Insurance
Vision Insurance
Life and AD&D Insurance
Short-Term Disability Insurance
Long-Term Disability Insurance
Critical Illness Insurance
Supplemental Life and AD&D Insurance
Parental Leave Top-Up Pay
Vacation
Employee Stock Purchase Program
Retirement Plan

Visa sponsorship

Not detected in the job text

Keywords

Go
Node.js
C#
AWS
PostgreSQL
NoSQL
MongoDB
SQL Server
Kafka
SQS
SNS
S3
ECS
EKS
Lambda
Elasticsearch
Docker
Kubernetes
CI/CD
SaaS
Event-Driven Architecture
Third-Party API Integration
Authentication and Authorization
SQL Query Optimization
Schema Design
Distributed Tracing
Unit Testing
Integration Testing
Incident Response
Agile Development

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