← Back to Jobs
Technology
Software Developer
TEKsystems c/o Allegis GroupWhite Plains, NY🇺🇸United StatesPosted 4 Aug 2026
Quick Overview
Salary
$140k - $185k/yr
Work Type
Hybrid
Level
Mid Senior
Job Description
Description
Our client is seeking a highly skilled Full Stack Application Engineer to support and enhance critical Energy Management applications. This role will be responsible for designing, developing, and maintaining custom business applications used by internal stakeholders and external partners.
The ideal candidate will possess strong front-end development expertise combined with full stack capabilities and experience working with enterprise-level business systems. This position requires a technically strong professional who can also engage effectively with external clients, vendors, and business leadership.
Key Responsibilities
Design, develop, and maintain custom Energy Management applications.
Build and enhance user-facing web applications using modern front-end technologies.
Develop and optimize backend services, APIs, and database integrations.
Collaborate with business stakeholders to gather requirements and deliver technical solutions.
Support system integrations across multiple business applications.
Troubleshoot performance, reliability, and scalability issues.
Work closely with vendors and external partners to support application enhancements and implementations.
Participate in application architecture discussions and technology roadmaps.
Maintain data integrity and application security standards.
Provide technical guidance and best practices throughout the software development lifecycle.
Skills
Java, Sql, react
Top Skills Details
Java,Sql,react
Additional Skills & Qualifications
A Full Stack Engineer with 6-8+ years of experience developing enterprise applications using Java, SQL, and React/Angular, preferably within the Energy, Utilities, or Oil & Gas sector, who can interact confidently with business stakeholders, vendors, and customers while supporting and modernizing Energy Management applications
Preferred Qualifications
Experience in Energy, Utilities, Oil & Gas, Commodities, or Energy Trading environments.
Experience building and maintaining data pipelines.
Familiarity with OSI PI (PI System) environments.
Experience developing backend APIs and integrations.
Knowledge of ASP.NET environments or cross-platform enterprise application ecosystems.
Cloud platform experience (Azure, AWS, or Google Cloud Platform)
Experience Level
Intermediate Level
Job Type & Location
This is a Permanent position based out of White Plains, NY.
Pay and Benefits
The pay range for this position is $140000.00 - $185000.00/yr.
;br>Workplace Type
This is a hybrid position in White Plains,NY.
Application Deadline
This position is anticipated to close on Aug 6, 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.
Our client is seeking a highly skilled Full Stack Application Engineer to support and enhance critical Energy Management applications. This role will be responsible for designing, developing, and maintaining custom business applications used by internal stakeholders and external partners.
The ideal candidate will possess strong front-end development expertise combined with full stack capabilities and experience working with enterprise-level business systems. This position requires a technically strong professional who can also engage effectively with external clients, vendors, and business leadership.
Key Responsibilities
Design, develop, and maintain custom Energy Management applications.
Build and enhance user-facing web applications using modern front-end technologies.
Develop and optimize backend services, APIs, and database integrations.
Collaborate with business stakeholders to gather requirements and deliver technical solutions.
Support system integrations across multiple business applications.
Troubleshoot performance, reliability, and scalability issues.
Work closely with vendors and external partners to support application enhancements and implementations.
Participate in application architecture discussions and technology roadmaps.
Maintain data integrity and application security standards.
Provide technical guidance and best practices throughout the software development lifecycle.
Skills
Java, Sql, react
Top Skills Details
Java,Sql,react
Additional Skills & Qualifications
A Full Stack Engineer with 6-8+ years of experience developing enterprise applications using Java, SQL, and React/Angular, preferably within the Energy, Utilities, or Oil & Gas sector, who can interact confidently with business stakeholders, vendors, and customers while supporting and modernizing Energy Management applications
Preferred Qualifications
Experience in Energy, Utilities, Oil & Gas, Commodities, or Energy Trading environments.
Experience building and maintaining data pipelines.
Familiarity with OSI PI (PI System) environments.
Experience developing backend APIs and integrations.
Knowledge of ASP.NET environments or cross-platform enterprise application ecosystems.
Cloud platform experience (Azure, AWS, or Google Cloud Platform)
Experience Level
Intermediate Level
Job Type & Location
This is a Permanent position based out of White Plains, NY.
Pay and Benefits
The pay range for this position is $140000.00 - $185000.00/yr.
;br>Workplace Type
This is a hybrid position in White Plains,NY.
Application Deadline
This position is anticipated to close on Aug 6, 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.
Skills
SQL
AWS
Angular
Azure
ASP.NET
Google Cloud
Java
React
Similar jobs
Sr Software Engineer with Security Clearance
Fantom Corporation · Hanover, United States
10 minutes agoTechnology - Application Developer II
Apex Systems · Everett, United States
51 minutes agoSoftware Engineer
RapidIT, Inc · New York, United States
51 minutes agoSenior Software Engineer 1, Picksy Services
Dotdash Meredith · United States
52 minutes ago$150k - $175k/yrJavaScript Software Developer SWE1 | TS/SCI w/MD poly required with Security Clearance
Power3 Solutions · Annapolis Junction, United States
52 minutes ago$150k - $170k/yrSoftware Engineer L1 - Python with Security Clearance
Technology Resource Experts, LLC · Fort Meade, United States
52 minutes ago$150k - $200k/yr