[Job - 31381] Senior .NET Developer, Brazil
This is the employer's own posting, not a copy on a job board.
What we know
Is it still open?
Confirmed still open
Last checked 12h ago — checked against the employer's own applicant tracking system, which is the company answering directly.
We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.
How old is it?
Posted 6d ago
The date the source published, not the day we noticed it (2026-09-08). Last seen at its source just now.
Is it remote?
Marked remote on the employer's board
Their board carries a remote setting on this posting — a field they filled in, not wording we read. The location field names somewhere specific, which is usually where the team or the entity sits.
Who may apply?
Brazil
The description states no restriction of its own. This is the source's own tag.
Pay not stated
Similar roles pay $95.9k–157.1k/yr
Middle 50% of 8 listings that do state pay — Engineering · Senior · Brazil · USD/year. This employer has published no salary; this is what comparable listings we hold disclose, never converted between currencies or periods. How this is calculated.
Skills named in the ad
Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.
Carried by 1 source
-
lever employer's own board first seen 6d ago · last seen just now
The listing
At CI&T, we help large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions.
With 30 years of experience in technological transformation, we accelerate innovation with expertise in Agentic SDLC, Application modernization, Data & AI, Martech and Business strategy.
We are 8,000 CI&Ters across more than 25 countries, collaborating to build solutions with real impact. AI is already part of how we work, evolve, and innovate every day.
We are looking for a Senior .NET Engineer to join our team and drive the development and integration of complex back-end software solutions. You will work closely with a multicultural team distributed across Brazil, Colombia, the UK, and the USA, collaborating daily in English and contributing to robust, scalable services and integrations.
Must-Have Skills:
- .NET Experience: strong experience with .NET Framework and .NET Core in production systems.
- Backend Development: hands-on experience building back-end services with C#, ADO.NET, and SQL Server.
- APIs & Integration: solid experience implementing and evolving SOAP and RESTful services, including versioning and best practices.
- Data & Persistence: strong understanding of ADO.NET, SQL Server, database design and performance tuning.
- XML: proficiency in XML serialization/deserialization.
- Software Design: solid grasp of software design patterns and engineering best practices.
- Testing & Reliability: experience with unit and integration testing, troubleshooting and root-cause analysis for service reliability.
- Communication: effective communication skills in multicultural, fast-paced environments.
- Language: advanced English proficiency (all communication in English).
Key Responsibilities
- Design, build and maintain back-end services using C#, ADO.NET and SQL Server.
- Implement and evolve SOAP and REST APIs, ensuring proper versioning, security and best-practice standards.
- Ensure service reliability through unit and integration tests, troubleshooting, monitoring and root-cause analysis.
- Collaborate on integration between multiple systems and services, applying appropriate software design patterns.
- Conduct code reviews, provide technical feedback and mentor junior engineers.
- Stay current with emerging technologies and industry trends, applying them to improve existing solutions.
- Contribute to CI/CD workflows and best practices to increase development efficiency and deployment quality.
Soft Skills
- Ownership & Continuous Improvement: proactive in taking responsibility for tasks and driving improvements.
- Communication: able to clearly explain complex technical topics to both technical and non-technical audiences.
- Collaboration: team player who values shared success and cross-functional collaboration.
- Adaptability: comfortable navigating ambiguity and shifting requirements in a dynamic environment.
Nice-to-Have Skills
- Cloud: experience with cloud platforms, preferably Microsoft Azure.
- Modern Practices: familiarity with specification-driven development and agentic approaches to software development.
- Agile: exposure to Agile methodologies (Scrum, Kanban, etc.).
The successful candidate will deliver reliable, performant back-end services and integrations, help elevate engineering standards through reviews and mentorship, and collaborate smoothly across time zones and cultures using English as the primary language.
If you are a seasoned back-end developer ready for complex challenges in a dynamic, multicultural environment, we invite you to apply and become part of our diverse team!
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