Developer React Jobs In Illinois - 934 Job Positions Available

1 – 20 of 934 jobs
TLA-LLC jobs

TLA is seeking a versatile and skilled Full Stack Developer to join our dynamic team. The ideal candidate will be responsible for the design, development, and maintenance of robust and scalable web applications, managing everything from the

TLA-LLC  25 days ago
EY jobs

At EY, we’re all in to shape your future with confidence. We’ll help you succeed in a globally connected powerhouse of diverse teams and take your career wherever you want it to go. Join EY and

EY  24 days ago
Arcadis jobs

Arcadis is the worlds leading company delivering sustainable design, engineering, and consultancy solutions for natural and built assets. We are more than 36,000 people, in over 70 countries, dedicated to improving quality of life. Everyone has

Arcadis  24 days ago
Armison Tech jobs

Armison Tech is a minority owned small business, established in 2012, located in the Northern Virginia area. Were a company predominantly focused on cyber security for our government customers yet our expertise in other areas include

Armison Tech  23 days ago
steampunk jobs

Overview As an Software Developer, you will work with our growing DevSecOps practice delivering software features, APIs, and micros-service solutions. We are looking for candidates with experience with 3-5 years experience writing software using Agile and DevSecOps

Steampunk  16 days ago
steampunk jobs

Overview As a Senior Software Developer, you will work with our growing DevSecOps practice delivering software features, APIs, and micros-service solutions. We are looking for candidates with experience with 3-5 years experience writing software using Agile and

Steampunk  16 days ago
steampunk jobs

Overview As a Senior Full-Stack Software Developer, you will work with a team of developers to deliver software features, APIs, and micro-service solutions. We are looking for candidates with 8 years of experience writing software using Agile and

Steampunk  16 days ago
Ardent Principles, Inc jobs

Software Developer (Systems Software) Application Deadline: 25 June 2026 Department: Data Analysis and Technology Services Employment Type: Full Time Location: McLean, VA Description REQUIRED: Active TS/SCI with Full Scope Polygraph LOCATION: Full-time onsite in McLean, VA Join

Ardent Principles, Inc  16 days ago
Capgemini jobs

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired bya collaborative community of colleagues around the world, and where

Capgemini  11 days ago
GCI jobs

GCI embodies excellence, integrity and professionalism. The employees supporting our customers deliver unique, high-value mission solutions while effectively leverage the technological expertise of our valued workforce to meet critical mission requirements in the areas of Data

GCI  11 days ago
J5 Consulting jobs

J5 Consulting is a Maryland based company established in 2006 to provide computing and consulting services for government and commercial entities. Our services improve Information System networking performance and compliance and protect electronic assets from loss

J5 Consulting  10 days ago
Leidos jobs

The Leidos Digital Modernization Group seeks a Data Engineer Software Developer for the Global Solution Management – Operations II (GSM-O II) contract, under the Global Automations & Intelligent Network Solutions (GAINS) Team. Seeking a Back-End Developer to join

Leidos  9 days ago
steampunk jobs

Overview We are looking for a highly skilled Full-Stack Developer to design, build, and optimize advanced AI solutions across predictive, generative, and autonomous system domains. This role requires strong hands-on engineering capabilities, deep familiarity with modern AI

Steampunk  5 days ago
HII jobs

Requisition Number: 28895 Required Travel: 0 - 10% Employment Type: Full Time/Salaried/Exempt Anticipated Salary Range: $100,173.00 - $145,000.00 Security Clearance: Ability to Obtain Level of Experience: Mid HI This opportunity resides with All-Domain Operations (ADO), a

HII  5 days ago
Diversified Services Network, Inc. jobs

Diversified Services Network, Inc. (DSN) is seeking a full-time Lead Typescript Developer to join our team in Chicago, IL OR Peoria, IL OR Broomfield, CO! We offer full benefits, PTO, 401k, and more! If youre looking to

Diversified Services Network, Inc.  4 days ago
DMI jobs

About DMI DMI is a leading provider of digital services and technology solutions, headquartered in Tysons Corner, VA. With a focus on end-to-end managed IT services, including managed mobility, cloud, cybersecurity, network operations, and application development,

DMI  5 days ago
Capgemini jobs

Choosing Capgemini means choosing a company where you will be empowered to shape your career in the way you’d like, where you’ll be supported and inspired bya collaborative community of colleagues around the world, and where

Capgemini  3 days ago

About Us Our mission is to bring people together and connect them into a community to nurture each other. We aim to share a conducive environment, a joyous space to grow and excel; a world brimming

EnthuZiastic  14 days ago
SMX Services & Consulting, Inc. jobs

Role: Lead TypeScript Developer   Location: Peoria, IL (Hybrid) Duration: Long-Term Contract   Experience: 7+ Years   Position Overview We are seeking an experienced Lead TypeScript Developer to support a high-visibility, enterprise-level AI initiative with significant business impact. This role will lead the design, development, and delivery of modern web applications while working closely with cross-functional teams in an Agile environment. The ideal candidate will bring strong front-end engineering expertise, leadership capabilities, and a passion for building scalable, high-performance applications.   Required Qualifications • Bachelor’s degree in Computer Science, Information Technology, or a related field. • 7+ years of software development experience. • Strong hands-on experience with modern front-end technologies, including: • React 19 • TypeScript 5 • Vite 6 • TailwindCSS 4 • TanStack Router and Query • Zustand 5 • Web Components / Lit 3 • Excellent communication and stakeholder management skills. • Ability to work independently and succeed in ambiguous, fast-paced environments. • Strong analytical, problem-solving, and critical-thinking abilities. • Self-motivated with a proactive approach to ownership, delivery, and quality. • Adaptable mindset with a commitment to continuous learning and professional growth.   Preferred Qualifications • Experience with Node.js, NGINX, Redux, GitHub, and Docker. • Experience working on AI-enabled applications or enterprise-scale web platforms. • Familiarity with Progressive Web Applications and API-driven architectures.   Key Responsibilities • Lead the design, development, and implementation of modern web applications using Agile methodologies. • Collaborate with business stakeholders, product teams, and technical teams to gather requirements and deliver scalable solutions. • Develop new application features and enhance existing functionality using clean, maintainable, and efficient code. • Build and maintain Progressive Web Applications integrated with APIs and AI orchestration platforms. • Perform code reviews, mentor junior developers, and promote engineering best practices. • Utilize automated testing frameworks to ensure application quality, reliability, and performance. • Troubleshoot complex technical issues and deliver innovative, practical solutions.

SMX Services & Consulting, Inc.  1 day ago

divh2Sr. iOS Application Developer (NetSfere Enterprise)/h2pInfinite Convergence Solutions, Inc. is an industry leader in next-generation messaging and mobility solutions to carriers and enterprises globally which include its enterprise-grade, secure mobile messaging platform - NetSfere Enterprise; customer engagement

Infinite Convergence Solutions  23 hours ago

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