Description The senior mobile developer reports to the Application Development Manager. The mobile developer's role is to design, code, test, and analyze software programs and applications. This includes researching, designing, documenting, and modifying software specifications throughout the production lifecycle. The developer will also analyze and amend software errors in a timely and accurate fashion and provide status reports where required. The position responsibilities outlined below are in no way to be construed as all encompassing. Other duties, responsibilities, and qualifications may be required and/or assigned as necessary. POSITION RESPONSIBILITIES: • Design and execute user-facing features for the hospitality industry app on Android by leveraging mobile operating system frameworks for multi-threading, persisting data, and managing user experience on device. • Scale distributed applications, make architectural trade-offs applying synchronous and asynchronous design patterns, write code, and deliver with speediness and quality. • Produce high quality software that is unit tested, code reviewed, and checked in regularly for continuous integration. • Provide technical leadership, driving and performing best engineering practices to initiate, plan, and execute large-scale, cross functional, and company-wise critical programs. • Identify, leverage, and successfully evangelize opportunities to improve engineering productivity. • Work in an agile development environment (Scrum/Kanban) EXPERIENCE AND QUALIFICATIONS: • BA/BS Degree in Computer Science or related technical discipline, or related practical experience. • 5+ years experience in software design, development, and algorithm related solutions. • 5+ years experience programming experience in Kotlin, Java PREFERRED SKILLS: • Experience in designing and building infrastructure and web services at large scale. • Extensive programming experience in Java, Kotlin. • Expansive technical knowledge and experience with mobile application development (Android, iOS). • Deep foundation in computer science with a strong understanding in data structures, and algorithms. • Experience developing multi-tier scalable and user-centric reliable applications that operate 24x7. • Knowledge of UI and animation frameworks, touch user interface, and MVP/MVVM application design. • Experience building services for information delivery from server to mobile clients working with relevant tools (IDEs, junit, etc.). • Strong object-oriented skills including design, coding, and testing patterns • Links to apps in the play store EDUCATION: BA/BS Degree in Computer Science or related technical discipline Skills Android, Kotlin, Android development, Mobile, Java Top Skills Details Android,Kotlin,Android development,Mobile Additional Skills & Qualifications • Provide technical guidance and mentorship to other engineers, helping them develop solutions and resolve technical challenges. • Lead the implementation of key features and ensure proper documentation for both new and existing functionality. • Submit pull requests (PRs) and incorporate feedback effectively, promoting collaborative development. • Optimize the performance and efficiency of the Android application, ensuring a smooth user experience. • Collaborate with cross-functional teams, including product and design, to deliver high-quality features. • Demonstrate a excellent communication skills Technologies: Kotlin (some java) REST API's GIT GitLab Microsoft Suite Experience Level Intermediate Level Job Type & Location This is a Contract position based out of Chicago, IL. Pay and Benefits The pay range for this position is $65.00 - $75.00/hr. Eligibility requirements apply to some benefits and may depend on your job classification and length of employment. Benefits are subject to change and may be subject to specific elections, plan, or program terms. If eligible, the benefits available for this temporary role may include the following: • Medical, dental & vision • Critical Illness, Accident, and Hospital • 401(k) Retirement Plan – Pre-tax and Roth post-tax contributions available • Life Insurance (Voluntary Life & AD&D for the employee and dependents) • Short and long-term disability • Health Spending Account (HSA) • Transportation benefits • Employee Assistance Program • Time Off/Leave (PTO, Vacation or Sick Leave) Workplace Type This is a fully remote position. Application Deadline This position is anticipated to close on Feb 20, 2026. h4>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.