Location
Remote (Brazil)
Confirmed on the employer's own hiring board on Oct 29, 2026. First seen by Alion on Sep 10, 2026. CI&T scores A on the Alion truth index.
Overview
Company
Impact
Profile match
CI&T is a Brazilian digital services company founded in Campinas in 1995 that builds software, data platforms and artificial intelligence systems for large enterprises. It works mainly with banks, retailers, consumer goods companies and healthcare providers in Brazil, the United States and Europe, taking on product engineering, cloud modernisation and experience design as long-running delivery engagements. The company listed on the New York Stock Exchange in 2021 and employs several thousand people across delivery centres in Latin America, North America, Europe and Asia.
Backed by MMC
We are hiring a Master .NET Engineer to join our team and help build complex back-end software solutions. You will work with a multicultural team spread across Brazil, Colombia, the UK, and the USA.All communication will be in English.
As a Master .NET Engineer, you will be the technical expert on back-end development. You will design solutions, guide junior developers, and help the team use new technologies and best practices.
What You Will Do
- Design, build, and maintain back-end services using C#, ADO.NET, and SQL Server
- Create and improve SOAP and REST APIs (following best practices and version standards)
- Write unit tests and integration tests to make sure services work correctly
- Find and fix problems in the code (root-cause analysis)
- Help integrate different systems and services together (using software design patterns)
- Review other developers’ code and mentor junior team members
- Learn about new technologies and find ways to improve our current solutions
- Work on CI/CD workflows (automated testing and deployment) to improve how the team works
What You Need to Know
- Strong experience with .NET Framework and .NET Core in real production systems
- Deep knowledge of ADO.NET and SQL Server
- Experience with database design and making databases work faster
- Hands-on experience building SOAP and REST APIs
- Ability to work with XML (reading and writing XML data)
- Strong understanding of software design patterns and best practices
- Advanced English proficiency
- Ability to work well in multicultural, fast-paced teams
Soft Skills
- Takes ownership of your work and always looks for ways to improve
- Communicates clearly with both technical and non-technical people
- Works well with others and values the team’s success
- Can adapt when requirements change or situations are unclear
Nice to Have
- Experience with cloud platforms (preferably Azure)
- Knowledge of specification-driven development (building code based on clear requirements)
- Exposure to Agile development methods
- Understanding of modern software development approaches
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