.NET jobs in Boston, MA

.net developer/ lead with HIPAA - local to MA - Hybrid role

Hybrid in Boston, Massachusetts

•

Today

.Net Developer Boston, MA Hybrid role 6-12 months Lead architectural design, development, and modernization efforts across C#/.NET applications. Provide technical ownership for modernization initiatives, including legacy refactoring, cloud-readiness, and system resiliency improvements. Partner with Business Analysts and Product Owners to translate complex business requirements into scalable technical solutions. Establish and enforce architectural standards, coding guidelines, and design patterns

Easy Apply

Contract

$60 - $70

Senior .NET Developer - Modernization Lead

Everett, Massachusetts

•

Today

Job#: 3024075 Job Description: Apex Systems is a world-class technology services business that incorporates industry insights and experience to deliver solutions that fulfill our clients' digital visions. Apex has an opportunity for a Senior .NET Developer - Modernization Lead. If you are interested in this opportunity, please send your updated resume to Gaby Ortega, Account Manager, at . No third parties please. Position: Senior .NET Developer - Modernization Lead Location: 135 Santilli Hi

Easy Apply

Full-time

Senior .NET Developer Modernization Lead - 26-02013

Everett, Massachusetts

•

Today

Job Title: Senior .NET Developer Modernization Lead Location: Everett, MA 02149 Duration: 6 Months (Contract) Position OverviewWe are seeking a highly experienced Senior .NET Developer Modernization Lead to drive architectural evolution, modernization initiatives, and delivery resilience across enterprise C#/.NET applications supporting critical business operations. This role partners closely with Business Analysts, Product Owners, and technical leadership to design secure, scalable, and maintai

Easy Apply

Contract, Third Party

Depends on Experience

.NET Developer - W2 (No C2C or 1099) - Remote (Posted by SAM)

Remote

•

Today

Required Skills: 7+ years of experience in enterprise .NET developmentStrong proficiency in C#, ASP.NET, and VB.NETExperience with SQL databases and backend servicesFamiliarity with cloud environments and CI/CD pipelines

Easy Apply

Contract

Depends on Experience

Senior .NET Developer - Remote - (Posted by Sid)

Remote

•

Today

.NET Developer x 3 Remote no c2c or 1099 12 month contract Overview: Client is hiring two experienced .NET Developers to support long-term retail technology initiatives. This role involves backend development, system integration, and modernization of legacy applications. Required Skills: 7+ years of experience in enterprise .NET developmentStrong proficiency in C#, , and Experience with SQL databases and backend servicesFamiliarity with cloud environments and CI/CD pipelines

Easy Apply

Contract

$50 - $55

REMOTE - HTML, JavaScript, .Net (W2 Only)

Remote or Tampa, Florida

•

Today

Our client is searching for a Software Developer experienced in HTML, JavaScript, and .Net for a long-term, remote contract. All candidates must work directly for TEKsystems on a W2 basis and no sponsorship is available. The initial contract length will be around one year and can get extended after that period. This role will be working on a modernization project updating and developing a government web site. Duties: Working with software engineers to gather needs and review existing applicati

Full-time

USD 59.00 - 59.00 per hour

Full-stack .NET Developer

Remote

•

Today

We are seeking a Software Engineer to support the modernization and migration of a legacy application stack. The ideal candidate will have an extensive background in C# .NET, ASP.NET MVC, and Microsoft SQL Server, with hands-on experience in upgrading and refactoring enterprise applications. Responsibilities:Upgrade and refactor legacy .NET applications (currently on .NET Framework 4.x / ASP.NET MVC 5) to .NET 9.Debug and maintain application layers: frontend (JavaScript/jQuery), middle tier (C

Easy Apply

Contract

Depends on Experience

Lead .Net Developer with Cloud & AI (Preferred Local to TX)

Remote

•

Today

.Net Lead with Azure and AI, LLM Experience Remote Role Contract Must Local to TX .Net Core, C#, Entity Framework, AI/ML Integrations, Microservices Architecture

Easy Apply

Contract, Third Party

Depends on Experience

REMOTE - HTML, JavaScript, .Net (W2 Only)

Remote or Houston, Texas

•

Today

Full-time

USD 59.00 - 59.00 per hour

Lead Backend Developer (.NET) with Spanish/Portuguese

Remote or Hybrid in Dallas, Texas

•

Today

Andersen is hiring aLead Backend Developer (.NET) with Spanish/Portugueseto design APIs and integration architecture, ensuring seamless claims processing and reliable data exchange in insurance systems. The customeris a large international organization operating in the insurance and risk protection domain, providing a wide range of services for both individual and corporate clients. The customer has a strong global presence, delivers diversified insurance solutions across multiple lines of busin

Easy Apply

Contract

Depends on Experience

.NET Developer at Harrisburg, PA(Local candidates )

Remote or Hybrid in Harrisburg, Pennsylvania

•

Today

Remote .NET Developer Location:Harrisburg, PA(Local candidates) Duration: 12+MonthsMay have onsite training or meeting as needed.Rate: 45$on w2Please send the resume to.Only W2 MS TEAMS Interview Description: Technical Architecture Specialist Remote (Must be onsite as needed) Description: Diversified Systems is searching for a Technical Architecture Specialist who will primarily be responsible for developing and supporting web-based applications in Microsoft Technologies. The candidate will s

Easy Apply

Contract

Depends on Experience

Senior .NET Developer in Boston, MA Hybrid

Hybrid in Boston, Massachusetts

•

5d ago

JD- Senior Engineer Trading Enablement The Trading Enablement Team is a senior engineering group focused on high-impact initiatives and urgent technical challenges that directly affect global investment operations. We are looking for an experienced engineer who thrives in ambiguous situations, takes ownership of escalated issues, and contributes to strategic projects that are critical to the firm. What Youll Do Resolve high-priority technical challenges by investigating unfamiliar issues, rese

Easy Apply

Contract

00+

Senior Platform Architect(.NET Solution Architect)

Remote or Springfield, Illinois

•

Yesterday

Job Title: Senior .NET Solution Architect (Platform Architect) Work Location: Remote Role Overview The Senior Solution Architect -Platform Architect will serve as the technical authority responsible for evaluating, designing, and recommending enterprise-grade solution architectures across Microsoft Power Platform and custom .NET-based solutions for the State of Illinois. This role will lead architectural assessments, define integration patterns, establish technical standards, and provide clea

Easy Apply

Full-time

.net Technical Lead/Staff Software Engineer Payments (Credit Card Lead Developer)

Remote

•

Today

TITLE: Technical Lead/Staff Software Engineer Payments (Credit Card Lead Developer) LOCATION(S): New York, NY 10017 or Southlake, TX 76092 or California (open for discussion) IN OFFICE POLICY IF LOCAL TO NY or TX location: If local, 4 days a week onsite. REQUIREMENTS: Hands-on technical leadership (experience mentoring and building development teams) 5+ years backend engineering experience (production systems) Background in fintech, banking, or financial services platforms. Strong expertise in

Easy Apply

Full-time

Depends on Experience

Cryptography Engineer (.Net)

Remote

•

Yesterday

Title - Senior .NET Security Engineer (FIPS /Cryptography) Location: Remote (U.S.) Engagement Type: Contract (6 Months+) About the Role We are seeking a Senior .NET Security Engineer to support FIPS-related enhancements within a distributed remote monitoring and management platform. This role will focus on secure application design, cryptographic implementation, and network communication within a .NET ecosystem The ideal candidate has strong experience in C#, security-focused development, and

Easy Apply

Contract

$40 - $60

Senior .NET/Application Modernization Consultant (legacy applications migration)

Remote

•

5d ago

Senior .NET/Modernization Consultant (Identity Federation) Duration: 2-3 months (Short-term engagement). Location: Remote(work hour flexible)- Can consider after work hours also. Project Overview: The client is initiating a high-priority migration project to modernize the authentication layer of 19 legacy applications. The goal is to transition from on-premise Active Directory (AD) authentication to Microsoft Entra ID (formerly Azure AD) Federated authentication. Scope of Work: Direct Migration:

Easy Apply

Contract

Depends on Experience

.NET Vue.JS Developer

Remote

•

11d ago

Role: .NET Vue.js Developer Required Skills Vue.jsJavaScriptASP.NET MVC 5.0, web API/RESTful servicesASP web forms.NET frameworkExcellent SQL development skills

Easy Apply

Full-time

Depends on Experience

.NET Developer

Remote

•

3d ago

Role: .NET DeveloperLocation: Remote (Local PA Only)Duration: 3+ Months (Likely Extension)Interview: In-Person Preferred Seeking a .NET Developer with: 5+ years .NET / C# / ASP.NET Azure DevOps experience Full SDLC experience Test plan & UAT support Tier-2 application support Strong communication skills Must be local to PA and report onsite Day 1 in Harrisburg.

Easy Apply

Full-time

Depends on Experience

.NET SAP Developer

Remote

•

12d ago

.NET/SAP Developer 100% Remote Perm | Direct Hire 3 positions This position is remote, but can only sit out of below states AZ, CA, CO, CT, DE, FL, GA, IL, IN, KY, MA, MD, MI, MO, NC, NJ, NY, OH, PA, RI, SC, TN, TX, VA, WA Looking for a .NET Developer that has SAP development experience in recent years and some experience with SAP S/4Hana. Must haves: .NET ExperienceSAP DevelopmentMove from fully .net to SAPAPIEntityC#SAP S/4 HanaSAP BTPSAP API SUMMARY As a part of a team of experienced devel

Easy Apply

Full-time

$130,000 - $140,000

Dot net Fullstack Developer

Remote

•

2d ago

Dotnet fullstack Developer Skills : Dotnet, Microservices, AWS

Easy Apply

Contract

Depends on Experience

Filter Results

Job post features

Posted date

Work settings

Employment type

Distance

Employer type

Work authorization

.NET jobs in Boston, MA, USA