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Web Developer


Philadelphia, Pennsylvania (PA), US, 19130

Category:  IT
Work Area:  Onsite
Requisition ID:  1555



About Day and Zimmermann

When you’ve been around for more than a century, you know a thing or two! At Day & Zimmermann, we take our lifetime of experience and make things better! Our 51,000+ employees help bring big ideas to life every day. We’re pushing the boundaries of innovation in construction & engineering, operations & maintenance, staffing, and security & defense. And that’s not all. Did we mention that we have 150+ worldwide locations with $2.7 billion USD in annual revenue? Come join our in on purpose – We put people to work, we protect American freedoms, and we help our customers power and improve the world. We do what we say.®

Position Description

We’re looking for a full-time, staff Web Developer to join our Day & Zimmermann team located in Philadelphia, PA. This position is responsible for planning, designing & developing new software, web applications & services supporting Day & Zimmermann business units.  Assists in developing enterprise web development strategy across desktop and mobile environments.

As the Web Developer, here’s the work you’ll do:

  • Collaborates, plans, designs, develops, tests and debugs software, web applications & services, including but not limited to mobile device platforms.
  • Researches, reviews & develops prototypes using emerging technologies to improve existing functionalities that benefit the business operations of Day & Zimmermann.
  • Provides technical support and training of existing web applications and services.
  • Sets up and manages servers configuration requirements for deploying web applications and services.
  • Develops, organizes and manages the web designs to establish common look and feel for all applications.
  • Integrates third party software & services.

This role is for you if you have these skills:

  • Working knowledge of C#, ASP.NET MVC, ASP.NET Core, Web API, Entity Framework, SQL Server, Ajax, JQuery, Bootstrap, HTML5, CSS3, SCSS, Javascript, TypeScript, Angular 8+.
  • Solid background in UI responsive design and development.
  • Backend database development with SQL Server to support web applications.
  • Knowledgeable of the industry, web-related standard concepts, practices, and procedures.
  • Strong analytical, problem solving and operational skills.

And if you have these qualifications:

  • A bachelor’s degree in management information systems, computer science or equivalent preferred.
  • 10+ years of experience developing Web-based, data-centric applications.
  • Working knowledge of Angular 8+ a must. Knowledge of mobile development & cross-browser compatibility and device capabilities a plus. Knowledgeable about CSS preprocessors(SASS, SCSS).
  • Great attitude and team player.
  • Successful completion of background screening process.


In compliance with this state’s pay transparency laws, the wage range for this role is $97,920.00 - $159,120.00. This is not a guarantee of compensation or salary, as final offer amount may vary based on factors including but not limited to experience and geographic location. (The specific programs and options available to an employee may vary depending on date of hire, schedule type, and the applicability of collective bargaining agreements).


We care about our employees and it shows!  Our staff receive a competitive salary and a comprehensive benefits package which includes medical/Rx, dental and vision coverage; life, AD&D and disability insurance; Employee Assistance Program (EAP); flexible spending accounts; 100% paid maternity leave for up to 12 weeks, parental leave, family leave, other paid time off; voluntary benefits and discount programs to meet our employees’ individual needs including pet insurance for our furry family members!

Position Description

To ensure a safe work environment while meeting the physical demands of the job, you must be able to perform the following physical and mental tasks, with or without a reasonable accommodation:

  • Visual acuity (e.g., needed to prepare and analyze data, to transcribe documents, to view a computer, to read, to inspect objects, to operate machinery.
  • Repetitive motion of any part of the body
  • Manual Dexterity (e.g. picking, pinching, typing, or other working that uses fingers)
  • Grasping (e.g. use of hand to apply pressure)
  • Hearing
  • Talking
  • Capacity to think, concentrate and focus for long periods of time.
  • Ability to read complex documents in the English language.
  • Capacity to reason and make sound decisions.
  • Ability to write complex documents in the English language.
  • Capacity to express thoughts orally.


SO WHAT ARE YOU WAITING FOR?  APPLY NOW!  Talent Acquisition Partner: Chelsea English

Diversity, Inclusion & Equal Employment Opportunity


Day & Zimmermann is committed to maintaining an inclusive workforce, where employees are hired, retained, compensated and promoted based on their contributions to our Company. Our collective strength is rooted in over a century of diverse employees and businesses, commitment to success, and delivery on promises made. Federal and state Equal Employment Opportunity laws prohibit employment discrimination based on race, color, religion, sex, sexual orientation, age, national origin, citizenship status, veteran status and disability status. Day & Zimmermann is committed to providing an equal opportunity work environment in full compliance with these laws. If you are an individual with a disability and you require an accommodation in the application process, please email, and please specify which position you are interested in, including job title and location.

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Nearest Major Market: Philadelphia

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