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  • The client is seeking a Senior ASP.NET Software Developer to add to our application development/support team. This person will be responsible for developing...  ...as a full stack ASP.NET using VB.Net Web Forms and C#/MVC. 7+ years of hands-on knowledge of SQL Server and Oracle... 
    Senior
    Software
    C#

    Evergreen Technologies

    Malden, MA
    4 days ago
  •  ...consulting company based in Boston is seeking a Mid-Senior Level IT Coordinator with strong experience in .NET, C#, and SQL Server. The role requires excellent...  ...onsite and offshore teams. A minimum of 8 years in software development is necessary, along with qualification... 
    Senior
    Software
    C#
    Full time

    VBeyond Corporation

    Boston, MA
    3 days ago
  • A leading healthcare technology company in Boston is seeking a Senior C# Backend Software Engineer. The successful candidate will design and develop scalable software solutions, mentor junior engineers, and ensure adherence to software development best practices. This position... 
    Senior
    Software
    C#
    Flexible hours

    Zelis

    Boston, MA
    1 day ago
  • $50 - $60 per hour

     ...00/hr About the Role We are seeking a Senior .NET Developer to join a highly skilled engineering team...  ...and services using .NET technologies (C#, ASP.NET, Web API). Troubleshoot and...  ...related field. 7+ years of professional software development experience , ideally in... 
    Senior
    Software
    C#
    Contract work

    Synergy Interactive

    Boston, MA
    5 days ago
  • $200k - $350k

    Senior Software Engineer (C#/.NET) | Elite Hedge Fund | Boston This range is provided by Delmar Nord. Your actual pay will be based on your skills...  ...work directly with trading teams, researchers, and quant developers to design scalable applications and tools for new... 
    Senior
    Software
    C#
    Full time

    Delmar Nord

    Boston, MA
    2 days ago
  • $68k - $135k

    **_Senior .NET Core Developer with AWS (Remote)_** As a Senior .NET Core Developer, you will make an impact...  ...to the architecture and design of software systems, ensuring scalability and maintainability...  .... + Must be skilled in .Net core, C# and Net Framework + Must be skilled in... 
    Senior
    Software
    C#
    Temporary work
    Remote work

    Cognizant

    Boston, MA
    a month ago
  •  ...Massachusetts/New Hampshire area is seeking a Senior Full Stack .NET Developer to join their client-facing team. In...  ...will be responsible for developing software and explaining that software to...  ...Experience 5+ years of the following: C# .NET Core SQL Azure Desired... 
    Senior
    Software
    C#
    Full time
    Local area
    Remote work

    Motion Recruitment Partners LLC

    Andover, MA
    4 days ago
  • $50 - $60 per hour

    Senior Software Engineer C#/ .NET, PHP Boston, MA **100% Remote** Contract $50/hr - $60/hr **Software Engineer - Contract (United States)** We're supporting a nationwide technology organization looking for a Software Engineer to help build custom cloud applications and... 
    Senior
    Software
    C#
    Full time
    Contract work
    Temporary work
    Remote work
    Flexible hours

    Motion Recruitment Partners

    Boston, MA
    7 days ago
  • $150k - $200k

    Senior Software Engineer (C#/Python/Azure) | Elite Quant Hedge Fund | Boston Get AI-powered advice on this job and more exclusive features. Delmar...  ...Software Engineer - 2025 Start Dates Frontend Software Developer- React/Redux Software Engineer - Up to $130k + Bonus +... 
    Senior
    Software
    C#
    Full time
    Work at office
    Remote work

    Delmar Nord

    Boston, MA
    1 day ago
  • $152k - $173k

     ...headquarters. We are looking for a hands on Senior Software Engineer to lead multiple initiatives,...  ...or challenges. Acting as a mentor to develop and support team members. Leading...  ...services. Expert knowledge of Python, .NET/C#, Kubernetes, Azure. Experience with Angular... 
    Senior
    Software
    C#
    Work visa
    3 days per week

    Advisor360°

    Needham Heights, MA
    3 days ago
  • $115k - $153k

     ...that shape who you are. Position Overview The Senior C# Backend Software Engineer will focus on developing information technology-enabled business solutions...  ...software development experience. Must have C# & .Net development experience. SQL: Stored procedures,... 
    Senior
    Software
    C#
    Full time
    Work at office
    Local area
    Remote work
    Visa sponsorship
    Flexible hours

    Zelis

    Boston, MA
    1 day ago
  •  ...design and development experience with .NET, C#, Windows Service, Windows Forms and SQL...  ...automated deployment Understanding of Software Development Life Cycle and Agile methodologies...  ...of Banking finance will be a plus. Seniority level Mid-Senior level Employment type... 
    Senior
    Software
    C#
    Full time
    Work experience placement
    Work at office

    VBeyond Corporation

    Boston, MA
    3 days ago
  • $55 - $60 per hour

     ...doing good & well  Title - Sr.Net Developer with Java and AWS Location...  ...will be a highly skilled, senior member of the team requiring...  ...Frameworks such Angular JS , C#.NET, C#.NET Core, SQL Server,...  ...technical standards, shared software concepts and layered solutions... 
    Senior
    Software
    C#
    Hourly pay
    Part time
    Work at office
    Local area

    Care It Services

    Marlborough, MA
    12 hours ago
  • $126k - $201.6k

    JOB DESCRIPTION Job Title Software Development Engineer (C#, .NET)- Medical Device Job Description You will work as a Software Development...  ...in an Agile environment responsible for designing, developing, and testing software for our new Real-time Patient... 
    Software
    C#
    Full time
    Work experience placement
    Work at office
    Immediate start
    Work visa
    Relocation package
    3 days per week

    Philips

    Cambridge, MA
    5 days ago
  •  ...fields plus at least 6 years of experience developing AI and ML algorithms or technologies, or...  ..., Guardrails, Memory) using Python, C++, C#, Java, or Golang* Experience developing...  ...techniques for optimizing training and inference software to improve hardware utilization, latency,... 
    Senior
    Software
    C#
    Full time
    Part time

    Capital One

    Cambridge, MA
    3 days ago
  •  ...using FAST platforms and other advanced liquid handling systems. Develop software tools for instrument control, workflow automation, and...  ...software development for instrument control and automation (Python, C#, or similar). Familiarity with data analysis and workflow/... 
    Senior
    Software
    C#

    Spear Bio

    Woburn, MA
    1 day ago
  • $10k

     ...fidelity bioprocess simulation software so cutting edge science...  ...role Ark is seeking a full-stack Senior Software Engineer to join our...  ..., Go). Frontend engineering - Develop responsive SPAs using modern frameworks...  ...languages (Rust, Java, C#, C++) or Kubernetes Seniority... 
    Senior
    Software
    C#
    Full time

    Ark

    Cambridge, MA
    1 day ago
  • $50k - $70k

     ...changing that. With AI‑powered sales software, we’re breaking through the...  ...is looking for an experienced Senior Backend Engineer to join our...  ...complexity and tradeoffs. Developing across the entire full stack of...  ...preferably Python or Go, but C# or Java are acceptable Track... 
    Senior
    Software
    C#
    Full time
    For contractors
    Immediate start
    Remote work
    Flexible hours

    Remotely

    Cambridge, MA
    2 days ago
  • $225.4k - $257.2k

    Senior Lead AI Engineer (AI Foundations, LLM Core, Agentic AI) Overview...  ...with Capital One. Design, develop, test, deploy, and support AI software components including foundation model...  ...Guardrails, Memory) using Python, C++, C#, Java, or Golang ~ Experience... 
    Senior
    Software
    C#
    Full time
    Part time
    Local area

    Capital One

    Cambridge, MA
    26 days ago
  • $225.4k - $257.2k

    Senior Lead AI Engineer Overview: At Capital One, we are creating...  ...with Capital One. Design, develop, test, deploy, and support AI software components including foundation model...  ...Guardrails, Memory) using Python, C++, C#, Java, or Golang ~ Experience... 
    Senior
    Software
    C#
    Full time
    Part time
    Local area

    Capital One

    Cambridge, MA
    21 days ago
  •  ...bodies and daily lives. As a Senior Test Development Engineer, you...  ...and deploy automated test software and tools, supporting both the...  ...robust. RESPONSIBILITIES: Develop Automatic Test Equipment (ATE)...  ...programming languages (e.g., C++, C#), scripting languages (e.g,... 
    Senior
    Software
    C#
    Full time
    Work at office
    Relocation

    WHOOP

    Boston, MA
    7 days ago
  • $150k - $200k

     ...currently looking for a motivated and talented Software Engineer to join our development team....  ...small international team of experienced developers you will be expected to help develop,...  ...Occasionally you will need to develop and debug in C# and Typescript / JavaScript. Frequently... 
    Senior
    Software
    C#
    Remote work

    oneZero Financial Systems

    Somerville, MA
    4 days ago
  •  ...leading smart technology company in Massachusetts is seeking a Software Engineer II to develop diverse software solutions in the smart home technology sector. The ideal candidate will have strong skills in C# and .NET, with at least two years of experience. You'll... 
    Software
    C#

    Alarm.com

    Needham Heights, MA
    2 days ago
  • $75k - $150k

    Embedded Software Engineer page is loaded Embedded Software Engineer...  ...the Software Engineering Team, developers will build out software solutions...  ...Energy, TCP/IP and Wi-Fi - C#, Java or Android development experience...  ...of program leadership and/or senior staff. • Designs algorithms... 
    Senior
    Software
    C#
    Full time
    Local area
    Remote work

    The Charles Stark Draper Laboratory, Inc.

    Cambridge, MA
    2 days ago
  • $158k - $210k

     ...youll make an impact: Design, develop, and maintain robust, scalable...  ...drive alignment with other senior engineers. Write automated...  ...degree in Computer Science or Software Engineering ~10+ years of professional...  ...expertise in Java, Go or C#, and associated frameworks... 
    Senior
    Software
    C#
    Full time
    Remote work
    Flexible hours

    WEX

    Boston, MA
    5 days ago
  • $139.44k - $223.1k

     ...DESCRIPTION Job Title Senior Data Scientist - Clinical Data...  ..., and computer scientists to develop new solutions for data...  ...maintain, and improve algorithm software assets, leveraging a solid foundation...  ...programming language such as C#. Experience with... 
    Senior
    Software
    C#
    Full time
    Work at office
    Immediate start
    Work visa
    Relocation package
    3 days per week

    Philips

    Cambridge, MA
    3 days ago
  • $115k - $150k

     ...and history. Job Opportunity As a Senior Software Development Engineer in Test (SDET), you...  ...Duties & Responsibilities Design, develop and maintain automation frameworks for web...  ...at least one programming language (Java, C#, Python, JavaScript or Golang). ~ Hands... 
    Senior
    Software
    C#
    Full time
    Temporary work
    Flexible hours

    BHSI

    Boston, MA
    7 days ago
  •  ...seeking exceptional talent to help develop the next generation of...  ...language models.  We're seeking a Senior Technical Animator to join an...  ...using business or technical software like MS Excel, MS Project, and...  ...- Programming knowledge in C# for interactive prototypes -... 
    Senior
    Software
    C#
    Full time

    Amazon.com Services LLC

    Reading, MA
    14 days ago
  • An innovative firm is seeking a talented UI Developer to create engaging graphical user interfaces and workflows based on completed designs. In this role, you will leverage your senior-level experience with C# and Windows platforms to customize interface components, ensuring... 
    Senior
    C#

    TechDigital Group

    Tewksbury, MA
    5 days ago
  • $160k - $200k

    As a Lead C#/.NET Developer at Lab49, you’ll play a key role in designing and building modern, service‑oriented applications that power the...  ..., and messaging technologies. Collaborate on software architecture and technical design decisions that shape scalable... 
    Software
    C#

    ION

    Boston, MA
    3 days ago