What are the responsibilities and job description for the Senior Software Engineer position at TEKsystems c/o Allegis Group?
Description
Experience Requirements: 8 years of software development experience Full-stack development experience Ability/Experience in mentoring junior developers Proficiency in migrating legacy code Proficiency in performance tuning/optimizing Core Technical Requirements: Programming Languages: JavaScript, TypeScript, C#/.NET Frontend: Angular (or React/Vue.js) Testing: Unit testing (NUnit, Jasmine, Jest) Architecture: N-tier Application Development, Microservices Integration: APIs, RESTful services, message queues Performance: Caching strategies, optimization techniques Modernization: Application modernization, code refactoring Development Tools: Extensive IDE experience (VS Code, Visual Studio) Database: Data modeling (3rd normal form), SQL Server/PostgreSQL Cloud: Azure or AWS fundamentals DevOps: CI/CD pipelines, automated deployment
Skills
C#, .net, azure, microservices
Top Skills Details
C#,.net
Additional Skills & Qualifications
Nice to Have: Legacy Technologies: Classic ASP, legacy system migration UI Components: Telerik, DevExpress Cloud Services: Cloudflare, CDN management Microsoft Stack: UWP, MAUI, Blazor Additional: API Management, containerization (Docker), monitoring tools Database: NoSQL experience (MongoDB, Redis) Security: OAuth, JWT, security best practices Looking for the following qualities: A passion for technology o How do you play with technology in your free time (nights / weekends)? A quick, nimble learner o Tell me how you go about learning new things quickly; give an example
Experience Level
Expert Level
Job Type & Location
This is a Contract to Hire position based out of Holland, MI.
Pay and Benefits
The pay range for this position is $40.00 - $60.00/hr.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
Medical, dental & vision
Critical Illness, Accident, and Hospital
401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
Life Insurance (Voluntary Life & AD&D for the employee and dependents)
Short and long-term disability
Health Spending Account (HSA)
Transportation benefits
Employee Assistance Program
Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a hybrid position in Holland,MI.
Application Deadline
This position is anticipated to close on Jun 9, 2026.
About TEKsystems
We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.
The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
About TEKsystems and TEKsystems Global Services
We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.
Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.
Experience Requirements: 8 years of software development experience Full-stack development experience Ability/Experience in mentoring junior developers Proficiency in migrating legacy code Proficiency in performance tuning/optimizing Core Technical Requirements: Programming Languages: JavaScript, TypeScript, C#/.NET Frontend: Angular (or React/Vue.js) Testing: Unit testing (NUnit, Jasmine, Jest) Architecture: N-tier Application Development, Microservices Integration: APIs, RESTful services, message queues Performance: Caching strategies, optimization techniques Modernization: Application modernization, code refactoring Development Tools: Extensive IDE experience (VS Code, Visual Studio) Database: Data modeling (3rd normal form), SQL Server/PostgreSQL Cloud: Azure or AWS fundamentals DevOps: CI/CD pipelines, automated deployment
Skills
C#, .net, azure, microservices
Top Skills Details
C#,.net
Additional Skills & Qualifications
Nice to Have: Legacy Technologies: Classic ASP, legacy system migration UI Components: Telerik, DevExpress Cloud Services: Cloudflare, CDN management Microsoft Stack: UWP, MAUI, Blazor Additional: API Management, containerization (Docker), monitoring tools Database: NoSQL experience (MongoDB, Redis) Security: OAuth, JWT, security best practices Looking for the following qualities: A passion for technology o How do you play with technology in your free time (nights / weekends)? A quick, nimble learner o Tell me how you go about learning new things quickly; give an example
Experience Level
Expert Level
Job Type & Location
This is a Contract to Hire position based out of Holland, MI.
Pay and Benefits
The pay range for this position is $40.00 - $60.00/hr.
Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following:
Medical, dental & vision
Critical Illness, Accident, and Hospital
401(k) Retirement Plan - Pre-tax and Roth post-tax contributions available
Life Insurance (Voluntary Life & AD&D for the employee and dependents)
Short and long-term disability
Health Spending Account (HSA)
Transportation benefits
Employee Assistance Program
Time Off/Leave (PTO, Vacation or Sick Leave)
Workplace Type
This is a hybrid position in Holland,MI.
Application Deadline
This position is anticipated to close on Jun 9, 2026.
About TEKsystems
We're partners in transformation. We help clients activate ideas and solutions to take advantage of a new world of opportunity. We are a team of 80,000 strong, working with over 6,000 clients, including 80% of the Fortune 500, across North America, Europe and Asia. As an industry leader in Full-Stack Technology Services, Talent Services, and real-world application, we work with progressive leaders to drive change. That's the power of true partnership. TEKsystems is an Allegis Group company.
The company is an equal opportunity employer and will consider all applications without regards to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
About TEKsystems and TEKsystems Global Services
We're a leading provider of business and technology services. We accelerate business transformation for our customers. Our expertise in strategy, design, execution and operations unlocks business value through a range of solutions. We're a team of 80,000 strong, working with over 6,000 customers, including 80% of the Fortune 500 across North America, Europe and Asia, who partner with us for our scale, full-stack capabilities and speed. We're strategic thinkers, hands-on collaborators, helping customers capitalize on change and master the momentum of technology. We're building tomorrow by delivering business outcomes and making positive impacts in our global communities. TEKsystems and TEKsystems Global Services are Allegis Group companies. Learn more at TEKsystems.com.
The company is an equal opportunity employer and will consider all applications without regard to race, sex, age, color, religion, national origin, veteran status, disability, sexual orientation, gender identity, genetic information or any characteristic protected by law.
San Francisco Fair Chance Ordinance: Pursuant to the San Francisco Fair Chance Ordinance, for all positions located in the city and county of San Francisco, we will consider for employment qualified applicants with arrest and conviction records.
Massachusetts Lie Detector: It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.
Use of Artificial Intelligence (AI): We may use Artificial Intelligence (AI) to support parts of our hiring process, including sourcing, screening, and evaluating candidates. AI helps assess applications and qualifications, but final decisions are made by our hiring team. By applying, you acknowledge and agree that your application may be reviewed using AI tools.
Salary : $40 - $60