Top 57 Sr. c#/java programmer Jobs

C# Linux Back-End Developer
Amtelco —McFarland, WI
- Full-time
- Hybrid work
- Background check
- Azure
- Computer Science
- Health savings account
- Health insurance
Quick Apply
5d
Senior Software Engineer - AI Trainer
DataAnnotation —Remote
- Up to $100 an hour
- Full-time
- Remote
- Writing skills
- English
- Bachelor's degree
- Flexible schedule
Quick Apply
Software Development Team Lead
CFS —East Lansing, MI
- $130,000 - $160,000 a year
- 7 years
- Azure
- Java
- Paid time off
- Retirement plan
4d
Software Engineer Team Lead
CFS —Grand Rapids, MI
- $130,000 - $160,000 a year
- 7 years
- Azure
- Office
- Paid time off
- 401(k) matching
3h
Software Engineer - .NET / .NET Core
Build in Motion —Remote
- Urgently hiring
- Remote
- Background check
- Mid-level
- 3 years
- Health insurance
- Paid time off
Front End Developer - React / React Native
Build in Motion —Remote
- Urgently hiring
- Remote
- Background check
- Mid-level
- 3 years
- Health insurance
- Paid time off
C# Developer/Programmer Analyst
Apollo Technology Solutions LLC —Richmond, VA
- Contract
- Hybrid work
- 5 years
- Writing skills
- Mid-level
Quick Apply
Senior Software Engineer
Enterra Medical, Inc. —Saint Louis Park, MN
- $150,000 - $165,000 a year
- Full-time
- Computer Science
- 5 years
- Master's degree
Quick Apply
Sr.QA/Tester
Softnet Ventures —Woodland Hills, CA
- Computer science
- Computer Science
- Mid-level
Senior Data Recovery Engineer – Clean Room
Data Recovery Labs —Willoughby, OH
- Email
- Computer science
- Computer Science
- Mid-level
Senior Software Programmers
Argha Services —Atlanta, GA
- Full-time
- Computer science
- Computer Science
- 5 years
- Referral program
Part - Time Instructor, Software - FY 2026
College of Southern Nevada —Charleston, SC
- $925 a month
- Part-time
- Classroom
- Computer science
- Doctoral degree
Sr Programmer Analyst
Caesars Entertainment —Atlantic City, NJ
- $85,000 - $110,000 a year
- Full-time
- Hybrid work
- Background check
- 5 years
- Research
- Paid holidays
- Disability insurance
C# Developer/Programmer Analyst 3 (Hybrid)
Betis Group, Inc. —Richmond, VA
- $45 - $50 an hour
- Hybrid work
- 5 years
- Office
- Java
Quick Apply
Sr. Computer Programmer (On-Site)
CSSI, Inc. —North Charleston, SC
- 7 years
- Computer Science
- Bachelor of Science
Quick Apply
Senior Software Engineer
AssistRx —Orlando, FL
- Full-time
- Remote
- Background check
- Azure
- Computer Science
- Disability insurance
- Health insurance
Quick Apply
14d
Senior Backend Programmer
Bethesda Game Studios —Rockville, MD
- $105,000 - $225,000 a year
- On call
- Computer science
- Computer Science
- Bachelor of Science
- Paid holidays
- Disability insurance
Senior Security Code Reviewer
Ashburn Consulting —Camp Springs, MD
- $175,000 - $205,000 a year
- Full-time
- Hybrid work
- Office
- Java
- SQL
Quick Apply
12d
Sr. Software Developer
Ikon Tech —Houston, TX
- Email
- Computer Science
- Research
- Mid-level
Senior Programmer Analyst
Rayonsoft Technologies —Edison, NJ
- Email
- Computer science
- Microsoft Access
- Computer Science

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C# Linux Back-End Developer

Amtelco -
McFarland, WI

Quick Apply

Job Details

Full-time
5 days ago

Benefits

Health savings account
Health insurance
Dental insurance
401(k)
Flexible spending account
Paid time off
Employee assistance program
Vision insurance
Flexible schedule
Life insurance

Qualifications

Linux support
C#
WebSocket
Java
Programming languages
AWS
C++
C
Ubuntu
Red Hat OpenShift
CentOS
Linux
Associate's degree
Linux administration

Full Job Description

Do you want to join a company that:

has been voted a Top Workplace in the Madison, WI area for the seventh year in a row?
is a family-based company that values a work-life balance?
has quarterly in-office chair massages available at no cost to its team members?
has recently implemented solar panels to help reduce its carbon footprint?

At Amtelco, we believe in the importance of individuals, the diversity they bring, and the power of teamwork. We listen to our team members and select initiatives that are important to them. Join our family-owned business where we value work-life balance and create a fun, supportive, inclusive environment for our team members to succeed in!

Amtelco is the leader in developing SQL-based applications that are an open platform for critical interoperability in Healthcare and Commercial markets throughout the United States. We have received more than 30 U.S. Patents for telephony software, data handling methodologies, and telephone switching devices!

We’re actively seeking a skilled Mid-Level C#/Linux Back-End Developer in our Software department that will ultimately contribute to our mission of working with our family of customers to provide the very best products and support while creating a successful long-term partnership. We are looking for a programmer who can pragmatically plan, design, and deliver great applications and functionality, with an eye to the future. This is an engineering and development position.

This full-time position is based at Amtelco’s corporate headquarters in McFarland, WI and reports to our VP of Software Development and Team Lead. Determined by your director, the benefit of a hybrid workplace model occurs at different times for each employee based on job performance.

How will I make an impact?

Design, implement, and maintain highly available and scalable Linux-based infrastructure solutions
Work independently and collaboratively with the C# server development team to design, develop and troubleshoot back-end components of Amtelco’s communications applications
Troubleshoot and resolve complex system issues, ensuring minimal downtime and disruption to critical operations
Stay current with Linux technologies, tools, and industry trends to drive continuous improvement
Engage in outside-the-box thinking to provide high value of service to clients
Alert colleagues to emerging technologies or applications and the opportunities to integrate them into operations and activities
Participate in code reviews with the development team members and with senior software engineers
Conduct functionality, integrity, and security testing on all code produced as a step in the software development process
Work with the software documentation team to develop system administration and user-reference guides and online help files
Participate in customer calls when needed (e.g., perform demos, troubleshoot, discuss future enhancements/developments)
Assist the field engineering team in troubleshooting customer-reported issues
Other duties as assigned

What does success look like in this role?

Bachelor’s degree in Computer Science, Information Technology, or related field preferred, Associate degree required
3-6 years of hands-on experience working with C, C#, C++, Java/Linux systems and infrastructure required
Strong proficiency in Linux distributions such as Red Hat, Ubuntu, or CentOS
Hands-on experience with configuration management tools Visual Studio, CoPilot, Claude
Experience with security best practices and hardening techniques for Linux environments
Experience with cloud platforms such as AWS and Azure
Experience with Asterisk, SIP, WebSockets
Knowledge of Agnostic tools and Agentic Programming
Knowledge of virtualization and logging tools such as Prometheus
Knowledge of containerization technologies such as Docker or Kubernetes
Knowledge of performance tuning and optimization techniques
Understanding of networking concepts like TCP/IP, firewalls, and load balancing
Familiarity with scripting languages such as Bash or Python
Familiarity with continuous integration and delivery (CI/CD) pipelines
Familiarity with version control systems (Git) and collaborative development practices
Excellent problem solving and troubleshooting skills with a methodical approach
Strong communication and collaboration abilities to work effectively across teams
Remarkable time-management skills
Experience in an answering service or healthcare environment helpful

Amtelco complies with all federal laws regarding employment eligibility verification. All employees must maintain valid authorization to work in the United States throughout their employment. Employees whose work authorization is temporary are responsible for ensuring it remains valid and for providing updated documentation before the current authorization expires. Amtelco does not provide immigration sponsorship for work authorization (for example, H-1B, TN, or similar employment visas). Employment cannot continue if valid work authorization cannot be maintained.

Amtelco is proud to be an Equal Opportunity Employer. We prohibit discrimination or harassment of any kind and provide equal employment opportunities to all employees and applicants without regard to race, color, religion, sex (including gender identity or expression), sexual orientation, national origin, ancestry, age, disability, genetic information, military status, marital status, or any other characteristic protected by law. We also provide reasonable accommodations to qualified individuals with disabilities and those with sincerely held religious beliefs, in accordance with applicable laws. We are committed to a diverse and inclusive workplace where all individuals are valued for their unique backgrounds, skills, and perspectives.

Benefits:

401(k)
Dental insurance
Employee assistance program
Flexible schedule
Flexible spending account
Health insurance
Health savings account
Life insurance
Paid time off
Vision insurance

Education:

Associate (Required)

Experience:

C# development on Linux: 3 years (Required)

Ability to Commute:

McFarland, WI 53558 (Required)

Work Location: Hybrid remote in McFarland, WI 53558

Quick Apply

Refine Your Search

sr. c#/java programmer jobs

C# Linux Back-End Developer

Senior Software Engineer - AI Trainer

Software Development Team Lead

Software Engineer Team Lead

Software Engineer - .NET / .NET Core

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Sr.QA/Tester

Senior Data Recovery Engineer – Clean Room

Senior Software Programmers

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Sr Programmer Analyst

C# Developer/Programmer Analyst 3 (Hybrid)

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Senior Software Engineer

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Sr. Software Developer

Senior Programmer Analyst

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