columbus senior developer java, microservices, react.js Jobs – 127 Openings This Week

.NET Developer Lead
Robert Half —Toronto, ON
- $63.34–$73.34 an hour
- Temporary
- Hybrid work
- Azure
- JavaScript
- Software development
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Director Back Office Development
THE EMPIRE LIFE INS. CO —North York, ON
- Overtime
- Remote
- English
- Analysis skills
- APIs
- Dental care
- Life insurance
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14d
Consultant - Due Diligence
Sapling Financial Consultants —Toronto, ON
- $90,000–$130,000 a year
- Weekends as needed
- Hybrid work
- Microsoft Powerpoint
- Microsoft Excel
- Java
Principal Data Scientist
Questrade Financial Group —Toronto, ON
- $130,000–$170,000 a year
- Full-time
- Hybrid work
- Azure
- SQL
- AWS
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Manager, Application Development
Tarion —Toronto, ON
- $99,150–$148,690 a year
- Full-time
- Hybrid work
- Salesforce
- DevOps
- System design
- Employee assistance program
- Flexible schedule
Quick apply
Software Engineering Co-op
Magna International —Newmarket, ON
- $21.08–$25.46 an hour
- Full-time
- Azure
- Computer Science
- DevOps
Quick apply
1d

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illumin —Toronto, ON
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Sr Lead Java Fullstack Software Engineer
Citi —Mississauga, ON
Develop application methodologies and standards for program analysis, design, coding, testing, debugging, and implementation. 10+ years of relevant experience.
$145,100–$217,700 a year
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Senior Full Stack Java Developer - Citi Velocity
Citi —Mississauga, ON
3+ years of experience building web content and a deep understanding of the web development ecosystem. Dive deep into complex technical challenges, utilizing…
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4d

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.NET Developer Lead

Robert Half
Toronto, ON

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Job details

Temporary | Contract

Skills

Jira
French
Azure
CSS
React
.NET
Microservices
JavaScript
REST
Software development
APIs
Agile
AI
TypeScript
Communication skills
Debugging

Full job description

We are looking for an experienced .NET Developer Lead to join a hospitality organization in Toronto, Ontario on a Long-term Contract position. This role is well suited to a senior backend specialist who can guide technical delivery while building scalable services and modern API solutions. The successful candidate will bring strong expertise in .NET development, Azure cloud technologies, and TypeScript, along with the ability to collaborate effectively in a hybrid work environment.

Responsibilities:

Lead the design, development, and enhancement of backend applications using the .NET ecosystem.
Build and maintain microservices and RESTful APIs that support reliable, scalable business operations.
Provide technical direction to the development team and promote strong coding standards and engineering best practices.
Develop cloud-based solutions on Microsoft Azure, with a focus on performance, stability, and maintainability.
Work closely with cross-functional partners to translate business needs into practical technical solutions.
Support front-end integration activities where needed, including collaboration on TypeScript-based components and web functionality.
Use Jira and related tracking tools to manage work items, monitor progress, and resolve defects efficiently.
Participate in the hybrid work model by attending the Toronto, Ontario office two days per week on scheduled in-office days.
5+ years of experience in software development, including senior-level expertise with .NET technologies.
Demonstrated experience designing microservices architectures and developing RESTful APIs.
Hands-on knowledge of Microsoft Azure and deploying or supporting cloud-native applications.
Proficiency with TypeScript and solid understanding of modern web technologies such as JavaScript, CSS, and React.js.
Experience with backend development practices, debugging, and bug tracking in structured delivery environments.
Familiarity with Jira or comparable tools used for agile planning and issue management.
Strong communication skills and the ability to lead technical discussions and mentor team members.

Robert Half is the world’s first and largest specialized talent solutions firm that connects highly qualified job seekers to opportunities at great companies. We offer contract, temporary and permanent placement solutions for finance and accounting, technology, marketing and creative, legal, and administrative and customer support roles.

Robert Half works to put you in the best position to succeed. We provide access to top jobs, competitive compensation and benefits, and free online training. Stay on top of every opportunity - whenever you choose - even on the go. Download the Robert Half app and get 1-tap apply, notifications of AI-matched jobs, and much more.

This job posting is for a current vacancy with our client.

Our specialized recruiting professionals apply their expertise and utilize our proprietary AI to find you great job matches faster.

Questions? Call your local office at 1.888.490.4429. All applicants applying for Canadian job openings must be authorized to work in Canada.

Only job postings for jobs located in Quebec appear in French.

© 2025 Robert Half. By clicking “Apply,” you’re agreeing to Robert Half’s Terms of Use and Privacy Notice .

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senior developer java, microservices, react.js jobs in columbus

.NET Developer Lead

Director Back Office Development

Consultant - Due Diligence

Principal Data Scientist

Manager, Application Development

Software Engineering Co-op

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