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Brazil

  • Design, build and evolve scalable, secure backend services using a modern .NET stack and RESTful APIs.
  • Apply Clean Architecture, SOLID and KISS principles to keep code modular, reusable and simple.
  • Build event-driven integrations, work with databases, and contribute to CI/CD, testing and code reviews.

C# .NET RESTful APIs Entity Framework Core Azure DevOps

20 jobs similar to Senior .NET Backend Developer

Jobs ranked by similarity.

Portugal

  • Design and implement scalable .NET services and REST APIs that power commerce and payment capabilities for LastPass customers worldwide.
  • Deliver payment gateway integrations and regional payment method support, expanding reach and reliability for LastPass subscribers.
  • Contribute to planning, design, and feature delivery in close collaboration with a cross-functional engineering team.

LastPass delivers Secure Access Essentials, helping individuals and organizations manage and protect access to AI, applications, and credentials. Trusted by more than 100,000 businesses and millions of users worldwide, it blends strong security with everyday simplicity.

Brazil

  • Design, build, and maintain complex back-end services in C#, ADO.NET, and SQL Server.
  • Implement and evolve SOAP and REST APIs with versioning, security, and performance best practices.
  • Ensure service reliability through unit and integration testing, proactive troubleshooting, and root-cause analysis.

CI&T helps large enterprises transform the potential of AI into real business impact with AI Deployment, AI-native execution, and tech-integrated business solutions. They have 8,000 employees across more than 25 countries, collaborating to build solutions with real impact.

  • Design and build scalable cloud-native backend applications using C# and .NET 8–10.
  • Implement CQRS patterns, efficient databases, and event-driven microservices.
  • Deploy, manage, and monitor applications in Azure Cloud and Kubernetes.

Exadel is an AI-first global tech company with 25+ years of engineering leadership and 2,000+ team members. We power Fortune 500 clients including HBO, Microsoft, Google, and Starbucks, fostering an ambitious, collaborative culture.

Ukraine

  • Designing, coding, testing, and debugging software according to specifications and requirements.
  • Collaborating with stakeholders and product managers to transform system design into actual software.
  • Conducting unit tests, integration tests, and system tests while participating in scrum team activities.

Creatio is a global vendor of an agentic CRM & workflow platform with no-code and AI at its core, helping organizations automate customer and operational workflows. Supporting thousands of clients in over 100 countries, the company was named to Inc.'s Best Workplaces list in 2025, reflecting a strong workplace culture and commitment to employee wellbeing.

Brazil 3w paternity

  • Develop fullstack applications with a stronger focus on frontend using React.
  • Build and maintain APIs and services using .NET/C#.
  • Work with relational and NoSQL databases, automated tests, and messaging architectures.

CI&T helps large enterprises transform AI potential into real business impact with AI deployment, AI-native execution, and tech-integrated solutions. With 30 years of experience, they are 8,000 CI&Ters across 25+ countries, collaborating to build solutions with real impact.

LATAM

  • Develop and maintain scalable applications using C#/.NET and React, primarily on AWS or Azure PaaS.
  • Design technical architectures, microservices, APIs, and event-driven solutions for distributed systems.
  • Mentor engineers and collaborate with distributed teams to deliver high-performing, secure solutions.

The company builds scalable B2B SaaS solutions for global clients. It is a fully remote organization with a culture centered on autonomy, flexibility, and inclusion.

$32–$43/hr

  • Develop and improve backend logic for the verification product.
  • Contribute to architecture decisions for a reliable and scalable system.
  • Write clean, testable, reusable code and work independently.

Scale Tech is a software development agency based in Vilnius, Lithuania. They are hiring for a fast-growing client in the identity verification and compliance space.

Brazil

  • Develop and maintain high-quality backend applications using .NET and Python.
  • Design and implement efficient, scalable solutions in an agile team.
  • Build integrations using RESTful APIs and microservices on Azure.

The partner company builds and maintains a sophisticated e-commerce technology platform. It values collaboration and agility within an international team environment.

Bulgaria

  • Design and implement back-end services and frontend features using .NET, C#, and Angular.
  • Work with T-SQL, REST APIs, and Azure to build cloud-ready microservices.
  • Integrate with third-party solutions and ensure security and data protection.

Exadel is an AI-first global tech company with 25+ years of engineering leadership and 500+ active projects for Fortune 500 clients. With over 2,000 team members, their culture is ambitious, collaborative, and constantly evolving.

LATAM

  • Design and implement backend microservices following clean architecture.
  • Build and maintain REST/GraphQL APIs and event-driven integrations.
  • Write automated tests and maintain CI/CD pipelines for cloud deployment.

Software Mind is a team of engineers that ramps up top-notch companies' projects. It is a multicultural, growing company certified as a Great Place To Work.

Brazil

  • Lead full-stack development with .NET and Angular, including supervising and critically reviewing AI-generated code.
  • Implement and orchestrate AI development tools like OpenAI APIs and GitHub Copilot to structure AI-driven workflows.
  • Build scalable RESTful APIs, responsive Angular 19+ UIs, and apply SOLID principles, Design Patterns, and automated tests.

CI&T helps large enterprises transform AI potential into real business impact with AI deployment and tech-integrated business solutions. With 30 years of experience, the company has 8,000 employees across more than 25 countries, fostering a collaborative and innovative culture.

Canada

  • Own the design and delivery of scalable backend services using .NET and Azure.
  • Architect and evolve event-driven, distributed systems that process high volumes of financial transactions.
  • Build API-first services with strong contracts, reliability, and observability.

Plooto is a Canada-born fintech company on a mission to give small and mid-sized businesses the financial power to succeed on their own terms. They make payments secure, accurate, and stress-free, and are backed by experienced fintech leaders.

Brazil

  • Design, develop, and maintain scalable web applications using .NET Core, C#, and ReactJS.
  • Mentor junior engineers, conduct code reviews, and promote engineering best practices.
  • Collaborate with product, design, and cross-functional teams throughout the full development lifecycle.

They build high-quality, scalable web applications for clients across various industries. Their fully remote team works in a fast-paced, collaborative environment with a focus on professional growth.

$47,300–$65,100/yr
Portugal 7w PTO

  • Build robust and scalable solutions using .Net technology, owning the SDLC from code to production.
  • Craft slick, responsive user interfaces with modern JavaScript frameworks like React.
  • Partner with Product Managers, QA's, and fellow engineers to deliver high-quality software.

Capital On Tap is a financial platform offering a business credit card, spend management, and savings products for small businesses. With over 1,000 employees and 200,000+ customers, they are profitable and expanding their engineering team in Lisbon.

LATAM

  • Develop and maintain code in C#/.NET/ASP.NET using Azure Cloud services.
  • Work in Scrum teams, perform unit testing, and collaborate with QA engineers.
  • Build and maintain web services and APIs (SOAP, REST) with CI/CD using Azure DevOps.

Talentus Global is a US company with a strong presence in LATAM and across 20 countries. We provide near-shore BPO services including smart-sourcing, dedicated teams, managed IT, software outsourcing, and ERP/CRM solutions.

Latin America Europe

  • Build and evolve scalable, secure, and high-performing full-stack applications using .NET, C#, React, Redux, and JavaScript.
  • Design, implement, and maintain CI/CD pipelines and cloud-based solutions on Google Cloud Platform.
  • Mentor junior engineers, contribute to architecture decisions, and promote high code quality standards.

The partner company builds scalable, secure, and high-performing full-stack applications for clients. They foster a collaborative, remote-first engineering culture with an international team of technology professionals.

Europe Latin America

  • Take a hands-on role in shaping and delivering robust software solutions for electronic trading and pricing workflows.
  • Architect, develop, and maintain reliable .NET software components throughout the delivery lifecycle.
  • Collaborate closely with trading, product, and infrastructure teams to ensure solutions match business priorities.

Talan is an international consulting group specializing in innovation and business transformation through technology. With over 7,200 consultants in 21 countries and a turnover of €850M, they are committed to delivering impactful, future-ready solutions.

Pakistan

  • Develop backend software using C# and solve performance/scalability challenges.
  • Work with cross-functional teams to define and deliver projects, contributing to architecture planning.
  • Provide 2nd and 3rd line technical support and mentor other team members.

Smart Working helps great people build long-term, full-time remote careers with exceptional UK teams. They are a high-rated company with a culture focused on belonging and growth.

$120,000–$140,000/yr
US Unlimited PTO

  • Design, develop, and support Mission Telecom software applications using C#, .NET, ASP.NET Core, Blazor Server, and related technologies.
  • Own integrations, databases, security, Azure operations, and CI/CD for Mission Connect and related systems.
  • Translate business requirements into automated workflows across sales, billing, payments, and operational functions.

Mission Telecom is a 501(c)(4) nonprofit wireless broadband provider and grantmaking foundation that partners with nonprofits, schools, and libraries to close the digital divide. They foster an environment of innovation, collaboration, and purpose-driven work.

Canada

  • Use AI coding agents and AI-assisted platforms extensively in day-to-day product engineering, including design, testing, debugging, and code reviews.
  • Build and maintain scalable, serverless, cloud-native SaaS capabilities using C#/.NET and Microsoft Azure technologies.
  • Contribute to architecture, CI/CD, release readiness, and ownership of critical product components in an Agile SCRUM environment.

Quest Software builds the foundation for enterprise AI with solutions in data governance, cybersecurity, and platform modernization. More than 45,000 companies, including 90% of the Fortune 500, trust Quest, and its culture emphasizes inclusion, flexibility, and professional growth.