Sr Engineer C# (SD2)

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Date: Jul 21, 2026

Location: Mexico City, MX, 6600

Company: McDonald's Corporation

Company Description

McDonald’s growth strategy, Accelerating the Arches, encompasses all aspects of our business as the leading global omni-channel restaurant brand. As the consumer landscape shifts we are using our competitive advantages to further strengthen our brand. One of our core growth strategies is to Double Down on the 3Ds (Delivery, Digital and Drive Thru). McDonald’s will accelerate technology innovation so 65M+ customers a day will experience a fast, easy experience, whether at one of our 25,000 and growing Drive Thrus, through McDelivery, dine-in or takeaway. 

McDonald’s Global Technology is here to power tomorrow’s feel-good moments.  

That’s why you’ll find us at the forefront of transformative technology, exploring new and innovative ways to serve our millions of customers and spread happiness one delicious Hot Fudge Sundae-dipped fry at a time. Using AI, robotics and emerging tech, we’re digitizing the Golden Arches. Combine that with our unparalleled global scale, and we’re reshaping all areas of the business, industry and every community that is home to a McDonald’s restaurant. We face complex tech challenges every day. But that’s where our diverse and talented teams come in. They’re made up of the best and brightest from all over the globe, and they thrive in the space where feel-good meets fast-paced.

Our Global Mexico City Office will be a hub for technology innovation and operational support to help us build the solutions that will improve our customer, crew and employee experience each and every day. 

Department Overview

Duties

 

Department Overview

Leading the digitization of our business is the Technology organization made up of innovation specialists who build industry defining tech using the latest innovations and platforms, like AI and edge computing to deliver on the next set of groundbreaking opportunities for the business. We take on technology innovation challenges at an incredible scale, and work across global teams who are always hungry for a challenge! This provides access to compelling career paths for technologists. It’s bonus points when you get to see your family and friends use the tech you build at their favorite McD restaurant.

 

Duties

  • Contribute to all aspects of the agile development life cycle including design, development, documentation, testing and operations. 
  • As a software development engineer on a team, you will play a pivotal role in shaping the definition, vision, design, road map and development of product features from beginning to end. 
  • Design, implement, test, deploy and maintain innovative software solutions to transform service performance, durability, cost, and security. 
  • Use software engineering best practices to ensure a high standard of quality for all team deliverables. 
  • Work in an agile, startup-like development environment, where you are always working on the most important priorities. 

Qualifications

 

  • 2+ years of non-internship professional software development experience. 
  • Strong experience building web applications using TypeScript, React, HTML, CSS, and modern JavaScript.
  • Hands-on experience building production applications with Next.js, including App Router, Server Components, Route Handlers, Middleware, caching/revalidation strategies, and SEO considerations.
  • Bachelor’s Degree in Computer Science or related field or equivalent years of experience. 
  • Experience writing automated tests, including unit, integration, and end-to-end tests using frameworks such as Playwright, Vitest, and React Testing Library.
  • Strong verbal and written communication skills. 
  • Solution-oriented attitude and ability to solve tough problems in a collaborative, cross-functional, and fast-paced environment. 
  • Experience consuming RESTful APIs and working with authentication, session management, and application state management.
  • Strong understanding of web performance, accessibility (WCAG), SEO, responsive design, and modern rendering strategies (SSR, SSG, ISR).
  • Strong analytical and problem-solving skills with a passion for building exceptional customer experiences.
  • Ability to independently drive features from requirements through implementation, testing, deployment, and post-launch support.
  • (Preferred, not required): Experience with Git/GitHub workflows, CI/CD pipelines, and cloud-based deployment platforms, especially Vercel.

 

Additional information
At McDonalds we are People from all Walks of Life...


People are at the heart of everything we do, and they make the McDonalds experience. We embrace diversity and are committed to creating an inclusive culture that means people can be their best authentic self in our restaurants and offices, which helps us to better serve our customers. We have a strong heritage of diversity and representation within our communities, which we are proud of. The diversity of our people, customers, Franchisees, and suppliers gives us strength.

We do not tolerate inequality, injustice, or discrimination of any kind. These are hugely important issues and a brand with our reach and relevance means we have a very meaningful role to play.

We also recognise our responsibility as a large employer to continue being active in our communities, helping to develop skills and drive aspirations that will help people to be more aware of the world of work and more successful within it, whether with McDonalds or elsewhere.