Software Developer

TEKsystems; City of White Plains (NY); Hybrid; USD 140,000 - 185,000; Full time

Job summary

TEKsystems seeks a highly skilled Full Stack Application Engineer in White Plains, NY to design, develop, and maintain critical Energy Management applications. You will own front-end and back-end work, delivering robust, scalable solutions for internal stakeholders and external partners.

You should combine strong Java, SQL, and React skills with experience building enterprise systems, API design, and data integration.

Qualifications

• A Full Stack Engineer with 6-8+ years developing enterprise applications using Java, SQL, and React/Angular, preferably within Energy, Utilities, or Oil & Gas, who can interact confidently with business stakeholders, vendors, and customers.

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

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 GCP)

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.

https://www.osakagasusa.com/site/wp-content/uploads/2024/05/OGUSA-Website-Benefit-Summary.pdf

Workplace Type

This is a hybrid position in White Plains,NY.

Application Deadline

This position is anticipated to close on Aug 6, 2026.

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.

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.