Full Stack Developer - Operate

Deloitte Canada; Montreal; Hybrid; CAD 72,000 - 138,000; Full time

Job summary

A leading professional services firm in Montreal is seeking a Full Stack Developer for a 1-year fixed-term contract. The role involves designing, developing, and maintaining efficient software solutions in a hybrid work model. Ideal candidates have over 5 years of IT experience, with strong skills in NestJS, .NET, PostgreSQL, and various frontend technologies. Competitive salary and flexible benefits included.

Benefits

Mental health support benefits

Flexible benefit spending account

Paid vacation days

Development and Innovation Days

Qualifications

• 5+ years of IT experience, including at least 2 years as a Full Stack Developer.
• Proven ability to deliver efficient, secure applications.
• Experience with automated testing (BDD/TDD).
• Familiarity with design patterns and object-oriented programming.

Responsibilities

• Design, develop, test, and maintain secure software applications.
• Collaborate with product teams to understand business requirements.
• Ensure code quality through automated testing methodologies.
• Support functional, acceptance, and integrated testing activities.

Skills

NestJS or .NET (4.5+/Core 6)

PostgreSQL

Redis

Docker

Keycloak

React.js/React Native

TypeScript

Redux Toolkit

Material UI

React Hook Form

Bootstrap

Education

Diploma in computer science or recognized equivalent

Job description

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Full Stack Developer - Operate

Date: Oct 15, 2025

Location: Montreal, QC, CA, H3B 4T9

Job Type:Temporary Contract
Work Model:Hybrid
Reference code:130886
Primary Location:Montreal, QC
All Available Locations:Montreal, QC; Ottawa, ON; Quebec City, QC

Our Purpose

At Deloitte, our Purpose is to make an impact that matters. We exist to inspire and help our people, organizations, communities, and countries to thrive by building a better future. Our work underpins a prosperous society where people can find meaning and opportunity. It builds consumer and business confidence, empowers organizations to find imaginative ways of deploying capital, enables fair, trusted, and functioning social and economic institutions, and allows our friends, families, and communities to enjoy the quality of life that comes with a sustainable future. And as the largest 100% Canadian-owned and operated professional services firm in our country, we are proud to work alongside our clients to make a positive impact for all Canadians.

By living our Purpose, we will make an impact that matters.

• Have many careers in one Firm.
• Enjoy flexible, proactive, and practical benefits that foster a culture of well-being and connectedness.
• Learn from deep subject matter experts through mentoring and on the job coaching

Summary

Join Deloitte as a Full Stack Developer on a 1-year fixed term contract, where you will play a key role in designing, developing, and maintaining secure and efficient software solutions. You will collaborate closely with product teams in an agile environment, leveraging your expertise in both backend and frontend technologies to deliver high-quality applications that meet business objectives.

What will your typical day look like?

• Design, develop, test, and maintain secure software applications using technologies such as NestJS or .NET (4.5+ or Core 6), PostgreSQL, Redis, Docker, and Keycloak.
• Develop and maintain user interfaces using React.js, React Native, TypeScript, Redux Toolkit, Material UI, React Hook Form, and Bootstrap.
• Implement ORM solutions with TypeORM or Prisma.
• Collaborate with product teams to understand business requirements and deliver effective solutions.
• Ensure code quality through automated testing methodologies such as BDD/TDD.
• Document technical implementations and solutions to ensure product sustainability.
• Support functional, acceptance, and integrated testing activities.
• Evaluate and resolve production issues, providing ongoing support to users and stakeholders.
• Monitor emerging technologies and share best practices within the team.
• Participate in agile ceremonies and contribute to continuous improvement initiatives.

About the team

This is your opportunity to work in Operate at Deloitte. Operate services harness the latest technologies, talent, and capabilities from all over the world to deliver ongoing outcomes and client value. We do more than traditional business process outsourcing. We do more than just “keeping the lights on.” We work shoulder-to-shoulder with clients and their customers, constantly adapting to the pace of change, to ideate, innovate, and embed continuous advantage at the heart of their operations. And we do it with the kind of drive and passion that comes from loving what you do—and who you do it with.

Enough about us, let’s talk about you

You are someone who has:

• 5+ years of IT experience, including at least 2 years as a Full Stack Developer with recent hands-on work in several of the following: NestJS or .NET (4.5+/Core 6), TypeORM or Prisma, PostgreSQL, Redis, Docker, Keycloak, React.js/React Native, TypeScript, Redux Toolkit, Material UI, React Hook Form, and Bootstrap.
• Proven ability to deliver efficient, secure applications and document technical solutions.
• Experience collaborating with product teams, supporting production environments, and working with automated testing (BDD/TDD).
• Familiarity with design patterns, object-oriented programming, and development in transactional web environments (Web, Extranet, Intranet, Internet).
• A diploma in computer science or recognized equivalent.

Assets:

• Experience with Camunda (BPMN), AWS, S3-Client, ArgoCD, Keycloak.js, PWAs, Zod, Axios, jsPDF/react-pdf, jszip, and GitLab.

Note: Bilingualism in French and English is required for this position due to the nature of the role having interactions with National & Global clients and project teams.

Total Rewards

The salary range for this position is $72,000 - $138,000, and individuals may be eligible to participate in our bonus program. Deloitte is fair and competitive when it comes to the salaries of our people. We regularly benchmark across a variety of positions, industries, sectors, targets, and levels. Our approach is grounded on recognizing people's unique strengths and contributions and rewarding the value that they deliver.
The Total Rewards Package extends well beyond traditional compensation and benefit programs and is designed to recognize employee contributions, encourage personal wellness, and support firm growth. Along with a competitive base salary and variable pay opportunities, we offer a wide array of initiatives that differentiate us as a people-first organization. On top of our regular paid vacation days, some examples include: $4,000 per year for mental health support benefits, a $1,300 flexible benefit spending account, firm-wide closures known as “Deloitte Days”, dedicated days of for learning (known as Development and Innovation Days), flexible work arrangements and a hybrid work structure.

Our promise to our people: Deloitte is where potential comes to life.

Be yourself, and more.

We are a group of talented people who want to learn, gain experience, and develop skills. Wherever you are in your career, we want you to advance.
Be the leader you want to be

We are uniquely able to offer you new challenges and roles – and prepare you for them. We bring together people with unique experiences and talents, and we are the place to develop a lasting network of friends, peers, and mentors.
The next step is yours

We encourage you to connect with us at [e-mail] if you require an accommodation for the recruitment process (including alternate formats of materials, accessible meeting rooms or other accommodations) or [e-mail] for any questions relating to careers for Indigenous peoples at Deloitte (First Nations, Inuit, Métis).

By applying to this job you will be assessed against the Deloitte Global Talent Standards. We’ve designed these standards to provide our clients with a consistent and exceptional Deloitte experience globally.

Deloitte Canada has 20 offices with representation across most of the country. We acknowledge that Deloitte offices stand on traditional, treaty, and unceded territories in what is now known as Canada. We recognize that Indigenous Peoples have been the caretakers of this land since time immemorial, nurturing its resources and preserving its natural beauty. We acknowledge this land is still home to many First Nations, Inuit, Métis Peoples, who continue to maintain their deep connection to the land and its sacred teachings. We humbly acknowledge that we are all Treaty people, and we commit to fostering a relationship of respect, collaboration, and stewardship with Indigenous communities in our shared goal of reconciliation and environmental sustainability.