Jobs in the United States

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Added just now
CO
Microtransit Driver – Part Time
City of Fountain
Fountain, CO
- $25.51 to $27.3 USD / hour
- Part-time
…respond to real-time passenger trip requests while complying with security requirements, traffic regulations, and service standards unique to controlled-access environments. The…
Added just now
XE
AI Governance Senior Manager
Xcel Energy Services Inc
Denver, CO
- $129,000 to $183,200 USD / year
…innovative solutions. Partner with Supply Chain, Finance, Enterprise Security, Audit/Compliance and other internal groups to drive…
Added just now
XE
Senior Threat Intelligence Analyst
Xcel Energy Services Inc
Minneapolis, MN · Washington, DC
- $84,900 to $120,566 USD / year
…and develops actionable intelligence that enables informed security decisions. The Senior Threat Intelligence Analyst partners closely with Executive Protection Agents, the SOC,…
Added just now
XE
Principal Network Solution Lead
Xcel Energy Services Inc
United States
- $129,000 to $183,200 USD / year
Strong understanding of IT/OT network integration and critical-infrastructure use cases, including SCADA, teleprotection, metering, voice, security and field mobility.
Added 1 min ago
Certified Nursing Assistant-Observation Med/Surg
Kaweah Delta Health Care District
Visalia, CA
…accessing needed supplies and equipment. Maintains medication room security and fully understands and complies with ensuring proper security of medications in accordance with hospital…
Added 1 min ago
Neuro/Trauma ICU Certified Nursing Assistant Nights
Kaweah Delta Health Care District
Visalia, CA
…accessing needed supplies and equipment. Maintains medication room security and fully understands and complies with ensuring proper security of medications in accordance with hospital…
Added 1 min ago
Software Engineer III
Yuhaaviatam of San Manuel Nation
Highland, CA
…guidance for complex software initiatives, ensuring scalability, security, and performance. Influences architectural decisions, fosters innovation, and mentors engineers across all levels…
Added 1 min ago
Per Diem Certified Nursing Assistant - ICU
Kaweah Delta Health Care District
Visalia, CA
…accessing needed supplies and equipment. Maintains medication room security and fully understands and complies with ensuring proper security of medications in accordance with hospital…
Added 1 min ago
Security Officer
Thedacare
Oshkosh, WI
The Security Officer maintains security and safety of people and property on ThedaCare campuses by patrolling areas on foot or by vehicle, and enforcing ThedaCare and government rules and…
Added 1 min ago
IG
2nd shift Manufacturing Associate
ICP Group
Lynchburg, VA
- $18 USD / hour
Ability to comprehend and abide by relevant policies/procedures pertinent to safety, quality, security, and operations.
Added 1 min ago
CO
Senior Legal Processor - Promotional
County of Sonoma (CA)
Santa Rosa, CA
- $32.4 to $39.39 USD / hour
Added 1 min ago
S
Cook Full Time
ScionHealth
Baldwin Park, CA
- $23 USD / hour
- Full-time
Added 1 min ago
SS
Account Manager
Securitas Security Services
Virginia Beach, VA
- $50,000 USD / year
Securitas is a global company that offers the most advanced and sustainable security solutions in the industry. We are located in 47 countries and have 355,000 employees worldwide and over…
Added 1 min ago
SS
Event Security Officer
Securitas Security Services
Newport News, VA · Yorktown, VA · Williamsburg, VA · Hampton, VA
- $20 to $21 USD / hour
We provide all the training you need. Whether you’re new to security or transitioning from retail, hospitality, or food service, this is a great opportunity to gain experience while earning…
Added 1 min ago
SS
Manufacturing Facility Security Officer
Securitas Security Services
Buffalo, WV
- $16.27 USD / hour
Prior security/customer service experience a plus
Added 1 min ago
SS
Corporate Security Officer
Securitas Security Services
Coraopolis, PA
- $22 USD / hour
Must have 3-5 years of military/law enforcement/security experience
Added 1 min ago
SS
Entry Level Security Officer
Securitas Security Services
Manheim, PA · Lancaster, PA · Elizabethtown, PA
- $17.5 USD / hour
Are you interested in being part of our Security Team?
Added 2 mins ago
M
Study Moderator 2
modis
Sunnyvale, CA
- $35 USD / hour
…records in accordance with federal, state, and local laws and/or security clearance requirements, including, as…
Added 2 mins ago
CI
SRE Systems Engineer (TS/SCI Clearance)
Computable Insights LLC
VA
- $117,200 to $176,700 USD / year
…position.This position requires a USA TS/SCI with Polygraph security access…
Added 2 mins ago
SI
Security Governance Engineer - Secure, Build & Change
Salesforce, Inc.
WA · VA · CA
- $117,200 to $194,200 USD / year
Visibility and invention. We give Salesforce a clear, current view of its security posture, and we invest in the people who build it.
Added 2 mins ago
SI
Software Engineer
Salesforce, Inc.
CO
- $117,200 to $176,700 USD / year
Good judgment around reliability, maintainability, security, and technical tradeoffs in a product environment.
Added 2 mins ago
SI
Software Engineering SMTS
Salesforce, Inc.
CA · IL · NY · WA · CO · IN
- $148,500 to $246,000 USD / year
Web performance optimization and security best practices knowledge
Added 2 mins ago
SF
Data Coordinator
SHIELDS FOR FAMILIES
Lynwood, CA
- $19.47 to $21.63 USD / hour
Added 2 mins ago
MEATCUTTER
Defense Commissary Agency
Fort Polk, LA
…information such as age, gender, race, religion, or social security number on your resume. Overstating your qualifications and/or experience in your application materials or questionnaire…
Added 2 mins ago
AU
Site Supervisor- TWIC Unarmed
Allied Universal
Donaldsonville, LA
- $25 USD / hour
Allied Universal®, North America’s leading security and facility services company, offers rewarding careers that provide you a sense of purpose. While working in a dynamic, welcoming, and…

System One

Mid-Level Java API Developer

Pittsburgh, PA, United States

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Job details

Apply by: Jan 31, 2027
Posting language: English
Posted: Nov 2, 2026

Original job description

Job Title: Mid- Level Java API Developer Location: Pittsburgh, PA Type: Permanent Full Time Work Model: Onsite

Responsibilities

Design, develop, maintain, and implement APIs, microservices, and backend components.
Collaborate with development teams to build and enhance API features at scale.
Improve API standards, performance, and service quality.
Develop and unit test Java-based RESTful services that integrate with external systems.
Utilize DevOps tools including Jenkins, uDeploy, Git, and CI/CD pipelines.
Review technical design documents and provide feedback on solutions, estimates, and implementation approaches.
Create technical designs for new applications and enhancements to existing systems.
Translate business and functional requirements into scalable system designs.
Prioritize work effectively and meet project deadlines.
Collaborate closely with business stakeholders, architects, developers, and external partners.
Research and recommend frameworks, libraries, and tools to streamline development efforts.
Participate in Agile development processes and code reviews.

Requirements

4+ years of experience in Java/J2EE development.
Strong experience with REST APIs, Spring Boot, Spring Framework, XML, JSON, and Swagger/OpenAPI.
4+ years of experience developing and consuming SOAP and REST web services in production environments.
Experience building APIs and microservices in large-scale enterprise environments.
Experience with OpenShift, containerization, and microservices architecture.
3+ years of experience using GitHub, Jenkins, and CI/CD tools.
Knowledge of front-end technologies such as Node.js and Angular (version 8+ preferred).
Experience with Kubernetes, Apache Kafka, and MongoDB.
Experience integrating Java applications with Oracle and/or SQL Server databases.
Hands-on experience developing secure REST APIs and implementing application security best practices.
Strong understanding of software development lifecycle methodologies and Agile practices.
Excellent collaboration, communication, and problem-solving skills.
Strong verbal and written communication skills.

Preferred Skills

Enterprise application development experience.
Experience working in highly regulated or large-scale environments.
Strong troubleshooting and performance optimization capabilities.
Exposure to cloud-native technologies and modern application architecture patterns.

System One, and its subsidiaries including Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

#LI- Ref: #404-IT Pittsburgh

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