Senior .NET Developer Job at Sigma Software Group

Senior .NET Developer

An experienced .NET developer to carry on features development on the UI and bui...

Location

Portugal , Lisbon

Salary:

Not provided

Inetum

Expiration Date

Until further notice

Requirements

Minimum of 10 years experience in .Net /C# development
Expert on Microsoft .Net Framework
Experience with UI optimization and UI unit tests automation
Experience with profiling tools, to optimize memory and CPU usage
Interested in learning the business domain
Fluent in English(both written and spoken) is mandatory

Job Responsibility

Development of maintenance and evolution features and defects Fixing . Ensure agreed upon code quality are met with code reviews
Able to engage across BA, Test team and production support
Active participation in Sprint Planning’s and other agile ceremonies
Provides a clear progress update on tasks to the domain manager on a regular basis, escalates risk and issues in a timely manner
Engagement with extended teams onshore and offshore during the course of assigned development tasks
L3 Production support
Non production Environment maintenance for Regression and Functional testing Support
On call support – specially during weekday evenings covering New York as early morning is covered by Mumbai, and occasional cover for release weekends

Fulltime

Senior .Net Developer

Location

United States , Flowood

Salary:

Not provided

PhasorSoft Group

Expiration Date

Until further notice

Requirements

Proficiency in .NET Core, ASP.NET MVC, or ASP.NET Core for web application development
Strong programming skills in C# for back-end development
Experience with modern JavaScript frameworks such as React, Angular, or Vue.js for front-end development
Knowledge of designing and implementing RESTful APIs for communication between front-end and back-end
Experience with SQL databases (e.g., SQL Server, MySQL) and Entity Framework for data access
Understanding of front-end technologies including HTML, CSS, and JavaScript
Familiarity with Git or other version control systems for collaborative development
Experience working in Agile/Scrum environments with a focus on iterative development and delivery
Understanding of UI/UX design principles and ability to work closely with designers
Knowledge of web application security principles and best practices

Job Responsibility

Design, develop, and maintain .NET-based web applications with a focus on both front-end and back-end development
Utilize .NET Core, ASP.NET MVC, or ASP.NET Core for building scalable and responsive web applications
Develop front-end components using modern JavaScript frameworks such as React, Angular, or Vue.js
Implement RESTful APIs for seamless communication between front-end and back-end systems
Collaborate with UI/UX designers to create intuitive and user-friendly interfaces
Implement security best practices to ensure data protection and user authentication
Write clean, maintainable, and efficient code following best practices and design patterns
Integrate with third-party APIs and services for enhanced functionality
Participate in code reviews, testing, and debugging to ensure high-quality software delivery
Work closely with stakeholders to understand requirements and translate them into technical solutions

Fulltime

Senior .NET MAUI Mobile Developer

We are looking for a Senior .NET MAUI Developer to join a project in the health,...

Location

Ukraine

Salary:

Not provided

Honeycomb Software

Expiration Date

Until further notice

Requirements

5+ years in mobile development, including delivery of production mobile apps from scratch
Strong experience with .NET, C#, and .NET MAUI (or Xamarin + migration experience)
Hands-on experience building hybrid apps with clean architecture patterns (MVVM, DI, clean architecture)
Solid knowledge of automated mobile testing frameworks
Experience publishing apps to both App Store and Google Play
Comfortable working in a cross-functional environment
Understanding of mobile CI/CD tooling and processes
Ability to work with APIs, interpret specs, and propose improvements
English: upper-intermediate or higher

Job Responsibility

Lead the end-to-end development of a new .NET MAUI mobile application for iOS and Android
Migrate functionality from an existing native Swift-based iOS app (4 years old, small codebase, no documentation/tests) into a clean hybrid architecture
Deliver full feature parity with the current version and implement selected improvements
Architect a scalable, maintainable mobile codebase following best practices
Implement data visualization and basic IoT device control features using an existing backend API
Build a comprehensive automated test suite (unit, integration, UI tests)
Prepare high-quality technical documentation
Collaborate closely with UI/UX designers, data engineers, backend developers, and architects
Participate in the creation of a mobile CI/CD pipeline supporting near zero-touch deployments
Recommend and integrate mobile analytics tools if needed

What we offer

Lead the full rebuild of a real, production mobile product
Direct impact on architecture, code quality, and long-term technical direction
Collaboration with a strong, experienced internal team
Clear roadmap with future feature expansion (media capture, enhanced analytics, additional user flows)
Strong focus on engineering culture: maintainability, testing, automation, clean code
A role with high ownership and the space to make meaningful technical decisions

Fulltime

Senior .Net Developer

W2 Candidates (minimum validity of 14 months)

Location

United States , Chicago

Salary:

Not provided

Enormous Enterprise

Expiration Date

Until further notice

Requirements

Seasoned .Net developer with 10 + years of experience
Experience in Set Up Continuous integration of C# with Open Shift Container
Experience with microservices/ API Management & Open shift Container using Cloud & Kafka
Possess deep knowledge and hands-on development experience in the past 10 + years using C#/.net Core/.net 7
Knowledge and experience in Enterprise Design Patterns
Experience in implementing .net microservices, REST API's, SQL
Strong, independent, ownership focused technical leader requiring minimal oversight including the ability to prioritize work and meet deadlines
Design and/or development experience with complex, integrated, high volume applications for resiliency and performance
Process expertise across the software development lifecycle (SDLC) i.e. requirements definition, build, CICD, test, deploy, release, operate
Ability to provide clear, concise technical guidance to the delivery partners and strongly communication with stakeholders

Senior .NET Developer

Wissen Technology is hiring a Senior .NET Developer / Lead with strong experienc...

Location

India , Bangalore

Salary:

Not provided

Wissen

Expiration Date

Until further notice

Requirements

Minimum 8+ years of experience in .Net development
Strong proficiency in C# and .Net Core
Hands-on experience with Docker and Kubernetes
Experience with cloud platforms (Azure or AWS)
Familiarity with Apache Kafka or similar messaging platforms
Expertise in building CI/CD pipelines
Excellent knowledge of relational databases (SQL) and NoSQL databases

Job Responsibility

Design and develop complex distributed event-based microservices using C#/.Net Core
Architect scalable and maintainable enterprise-level systems
Implement containerization strategies using Docker and Kubernetes
Integrate cloud platforms such as Azure or AWS into application architecture
Work with distributed messaging and streaming platforms like Apache Kafka
Build and maintain CI/CD pipelines, preferably using Azure DevOps
Collaborate with cross-functional teams to ensure high-quality deliverables

Fulltime

Senior .NET Developer

Quantyx, leading risk management and valuation consultancy for management compan...

Location

Italy , Milan

Salary:

Not provided

Quantyx Advisors S.r.l.

Expiration Date

Until further notice

Requirements

Bachelor’s or Master’s degree in Computer Science, Computer/Electronic/Telecommunications Engineering, Mathematics or Physics
Significant development experience with .Net, C#, Entity Framework and SQL Server technologies
Strong background in Object Oriented development and knowledge of key design patterns
Experience in SQL database design and modelling
Familiarity in the use of Microsoft Visual Studio
Skill in understanding business requirements and ability to translate them into technical requirements
Skill in benchmarking and optimization process
Experience working in teams in structured projects
Familiarity with versioning tools (git) and Agile development methodologies
Familiarity with continuous integration processes and tools

Job Responsibility

Design, develop, and implement back-end architectures using technologies such as C#, .Net Core/5, Entity Framework, Microsoft SQL Server
Implement and optimize Cloud architectures based on Microsoft Azure
Optimize existing solutions by identifying areas of improvement aligned to business requirements and implementing related enhancements
Implement unit tests for developed components
Manage open tickets and fix any bugs and/or implement new features
Collaborate proactively with the development team, dealing daily with back-end colleagues and providing adequate support to the front-end team
Document developments and their evolutions

Fulltime

Senior .NET Developer

The Senior .NET Developers will lead the development of web and enterprise appli...

Location

Salary:

Not provided

Keyideas Infotech Private Limited

Expiration Date

Until further notice

Requirements

Proficiency in Blazor, .NET Core, C#, Azure, and SQL
4+ years of experience with microservice architecture and building microservices with C#, preferably Microsoft .Net Core 3.1 and/or .NET 5+
4+ years of experience providing end-to-end integration solutions development for enterprise software or hosted services
Expertise in .NET technologies, REST services and client-side integration via JSON for interfacing and building required services (APIs) to communicate with existing product suite
4+ years of experience developing user interfaces
Experience in MySQL, SQL Server and MongoDB
4+ years of experience with HTML/CSS
4+ years of experience with the SDLC development process
Experience with Agile development methodologies
Experienced with technical troubleshooting and problem solving

Job Responsibility

Analyze, design, code, debug, test, document, implement and maintain business and client-facing applications
Lead the development of web and enterprise applications, leveraging expertise in the Microsoft stack to deliver scalable, user-focused solutions
Collaborating with an Agile team, they will drive best practices and continuous improvement

Senior .NET Developer

Bright Vision Technologies is a forward-thinking software development company de...

Location

United States , Lincoln

Salary:

Not provided

Bright Vision Technologies

Expiration Date

Until further notice

Requirements

Hands on experience in Web application (full stack) development using .NET framework & .NET (Core), MVC
Strong hands on using one of the front-end UI frameworks Vue.js, React and complimentary technologies i.e.., JavaScript, jQuery, HTML, CSS, Bootstrap
Must have React experience
Having SQL Server skills with the ability to create complex stored procedures, views, functions, tables etc.
Good experience in developing Restful APIs and integrating 3rd party APIs
Experience in implementation of design patterns, code optimization and performance tuning
Good knowledge on code repositories like GitHub, TFS etc.
Good knowledge of integrating code into CI/CD pipelines
Good unit testing skills to ensure responsiveness and efficiency with knowledge of tools like NUnit, XUnit, MSTest etc.
Perform code reviews, mentor junior developers and fix QA raised defects seamlessly

Senior .NET Developer

Sigma Software Group

Location:

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Requirements:

Additional Information:

Job Posted:
December 12, 2025

Looking for more opportunities? Search for other job offers that match your skills and interests.

Similar Jobs for Senior .NET Developer

Senior .NET Developer

Senior .Net Developer

Senior .NET MAUI Mobile Developer

Senior .Net Developer

Senior .NET Developer

Senior .NET Developer

Senior .NET Developer

Senior .NET Developer

Senior .NET Developer

Sigma Software Group

Location:

Category:IT - Software Development

Contract Type:Not provided

Salary:

Job Description:

Requirements:

Additional Information:

Job Posted:December 12, 2025

Looking for more opportunities? Search for other job offers that match your skills and interests.

Similar Jobs for Senior .NET Developer

Senior .NET Developer

Senior .Net Developer

Senior .NET MAUI Mobile Developer

Senior .Net Developer

Senior .NET Developer

Senior .NET Developer

Senior .NET Developer

Senior .NET Developer

Category:
IT - Software Development

Contract Type:
Not provided

Job Posted:
December 12, 2025