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Mobile Application Developer Contract Jobs in Chicago, IL

Ness Digital Engineering

Sr. Streaming Engineer

Chicago, IL · Hybrid

$126K - $166K/yr

The Specialist, Application Developer will be a team player and work well with business, technical ... mobile application development, Unix/Linux environments, event-driven systems, transaction ...

Tammina

Sr. Mobile Business Analyst

Itasca, IL

$90K - $116K/yr

Itasca, IL Duration of the contract: 1 Year C2C Requirements: Sr. Mobile Business Analyst partners ... Looking for someone who will basically function as a Mobile Application Product Manager; someone ...

Ness Digital Engineering

Sr. Streaming Engineer

Chicago, IL · On-site +1

$126K - $166K/yr

The Specialist, Application Developer will be a team player and work well with business, technical ... mobile application development, Unix/Linux environments, event-driven systems, transaction ...

Ness Digital Engineering

Sr. Streaming Engineer

Chicago, IL · Hybrid

$126K - $166K/yr

The Specialist, Application Developer will be a team player and work well with business, technical ... mobile application development, Unix/Linux environments, event-driven systems, transaction ...

Tammina

Sr. Mobile Business Analyst

Itasca, IL · On-site

$90K - $116K/yr

Itasca, IL Duration of the contract: 1 Year C2C Requirements: Sr. Mobile Business Analyst partners ... Looking for someone who will basically function as a Mobile Application Product Manager; someone ...

Ness USA, Inc.

Sr. Streaming Engineer

Chicago, IL

$126K - $166K/yr

The Specialist, Application Developer will be a team player and work well with business, technical ... mobile application development, Unix/Linux environments, event-driven systems, transaction ...

360 -Tsg

Full Stack Developer

Downers Grove, IL

We are looking for a Full Stack Developer with strong Web/Mobile Application experience to be apart of a growing team in the western suburbs os Chicago. THE KIND OF STUFF YOU'LL BE DOING: * You will ...

Ritchie Bros.

Staff Software Engineer

Westchester, IL · On-site +1

We are seeking a highly skilled Staff Software Engineer responsible for mobile application development and shaping the technical strategy across our Product Engineering teams. As a key technical ...

Photon

React Native Developer

Chicago, IL · On-site

Hi Team, We are PHOTON , one of the world's largest Digital Platform Engineering Company providing ... with Mobile Application Architecture Good hands-on experience of Android and iOS Application ...

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Showing results 41-60

All JobsMobile Application Developer Contract JobsMobile Application Developer Contract Jobs in Chicago, IL

Mobile Application Developer Contract information

See Chicago, IL salary details

$55.1K

$113.8K

$162.8K

How much do mobile application developer contract jobs pay per year?

As of Aug 14, 2026, the average yearly pay for mobile application developer contract in Chicago, IL is $113,813.00, according to ZipRecruiter salary data. Most workers in this role earn between $86,000.00 and $131,300.00 per year, depending on experience, location, and employer.

What is the difference between Mobile Application Developer Contract vs Mobile Application Developer?

AspectMobile Application Developer ContractMobile Application Developer
CredentialsTypically requires a degree in computer science or related field, with experience in mobile app developmentSame as contract; often requires relevant certifications and experience
Work EnvironmentTemporary, project-based, often remote or on-siteFull-time, permanent, may be remote or on-site
Employer UsageHired through staffing agencies or as freelancers for specific projectsEmployed directly by companies or organizations
Search & Comparison IntentLooking for short-term, flexible mobile development rolesSeeking long-term employment or career growth in mobile development

In summary, a Mobile Application Developer Contract is a temporary, project-based role often hired through agencies, while a Mobile Application Developer is a permanent employee focused on ongoing development within a company. Both roles require similar skills and credentials but differ mainly in employment type and work duration.

What are the key skills and qualifications needed to thrive as a mobile application developer contractor?

To thrive as a Mobile Application Developer Contractor, you need strong proficiency in programming languages like Java, Kotlin, Swift, or React Native, paired with experience in mobile app design and deployment. Familiarity with development tools such as Android Studio, Xcode, Git, and knowledge of app store guidelines and APIs is essential, and relevant certifications like Google Associate Android Developer or Apple Certified iOS Developer can be advantageous. Excellent problem-solving, time management, and communication skills set outstanding contractors apart, enabling effective collaboration with clients and teams. These abilities ensure the delivery of robust, user-friendly apps on schedule, which is critical for maintaining client satisfaction and repeat business.

What are some common challenges faced by mobile application developers working on contract assignments?

Mobile Application Developers on contract often navigate unique challenges such as quickly adapting to new codebases, aligning with diverse client expectations, and managing tight delivery timelines. Since contractors may join ongoing projects, they must be adept at rapidly understanding project requirements and integrating with established workflows. Effective communication and self-motivation are crucial, as contractors often work remotely or with distributed teams. Additionally, staying updated with the latest mobile technologies and frameworks helps ensure project success and future contract opportunities.

What is a mobile application developer contract?

A Mobile Application Developer Contract is a temporary agreement between a company and a developer to create, update, or maintain mobile apps for platforms like iOS or Android. Unlike full-time employees, contract mobile app developers are typically hired for a specific project or a set duration. They may work remotely or on-site, and their responsibilities often include coding, debugging, testing, and collaborating with other team members. Contracts can vary in length and scope, and developers are usually compensated on an hourly or per-project basis.

What are the most commonly searched types of Mobile Application Developer jobs in Chicago, IL?

The most popular types of Mobile Application Developer jobs in Chicago, IL are:

What are popular job titles related to Mobile Application Developer Contract jobs in Chicago, IL?

For Mobile Application Developer Contract jobs in Chicago, IL, the most frequently searched job titles are:

What job categories do people searching Mobile Application Developer Contract jobs in Chicago, IL look for?

The top searched job categories for Mobile Application Developer Contract jobs in Chicago, IL are:

Mobile Application Developer Contract jobs near you
Infographic showing various Mobile Application Developer Contract job openings in Chicago, IL as of July 2026, with employment types broken down into 77% Full Time, 17% Part Time, 1% Temporary, and 5% Contract. Highlights an 93% Physical, 2% Hybrid, and 5% Remote job distribution, with an average salary of $113,813 per year, or $54.7 per hour.

Sr. Streaming Engineer

Ness Digital Engineering

Chicago, IL • Hybrid

$126K - $166K/yr

Full-time

Re-posted 6 days ago

Job description

Summary
This role supports and works collaboratively with business analysts, team leads and development team. A
contributor in developing scalable and resilient hybrid and Cloud-based data solutions supporting critical
financial market clearing and risk activities; collaborate with other developers, architects and product
owners to support enterprise transformation into a data-driven organization. The Specialist, Application
Developer will be a team player and work well with business, technical and non-technical professionals in a
project environment.
Responsibilities
Support the application development of big data application for business requirements in
agreed architecture framework and Agile environment
•
Thoroughly analyzes requirements, develops, tests, and documents software quality to
ensure proper implementation
•
Follows agreed upon SDLC procedures to ensure that all information system products and
services meet: both explicit and implicit quality standards, end-user functional requirements,
architectural standards, performance requirements, audit requirements, security rules are
upheld, and external facing reporting is properly represented
•
• Performs application and project risk analysis and recommends quality improvements
• Assists Production Support by providing advice on system functionality and fixes as required
Communicates in a clear and concise manner all time delays or defects in the software
immediately to appropriate team members and management
•
• Experience with resolving security vulnerabilities
Supervisory Responsibilities
• None
Qualifications & Experience
• [Required] 5+ year of experience in building high speed, data-centric solutions
• [Required] Java 5+ years experience
[Required] Experience with high speed distributed computing frameworks like FLINK,
Apache Spark, Kafka Streams, etc
•
[Required] Experience with distributed message brokers Kafka, RabbitMQ, ActiveMQ,
Amazon Kinesis, etc. Kafka
•
[Required] Experience with cloud technologies and migrations. Experience preferred with
AWS foundational services like VPCs, Security groups, EC2, RDS, S3 ACLs, KMS, AWS
CLI and IAM etc
•
[Required] Experience developing and delivering technical solutions using public cloud
service providers like Amazon, Google
•
[Required] Experience writing unit and integration tests with testing frameworks like Junit,
Citrus
•
[Required] Experience working with various types of databases like Relational, NoSQL,
Object-based, Graph
•
• [Required] Experience following Git workflows
[Required] Working knowledge of DevOps tools. Eg Terraform, Ansible, Jenkins,
Kubernetes, Helm and CI/CD pipeline etc
•
[Required] Familiarity with monitoring related tools and frameworks like Splunk,
ElasticSearch, Prometheus, AppDynamics
•
Job Description
Job Profile: Associate Principal, Software
Engineering: Java
06:08 PM
02/25/2026
Page 2 of 2
Technical Skills & Background
• [Required] Java-based software development experience
[Required] Fluent in object-oriented design, industry best practices, software patterns, and
architecture principles
•
[Required] Strong testing experience which includes developing test plans, automated test
cases, and working with test frameworks
•
• [Required] Deep understanding of performance issues and multi-threaded development
[Required] Experience working with two or more of the following: web/mobile application
development, Unix/Linux environments, event-driven systems, transaction processing
systems, distributed and parallel systems, large software system development, security
software development, public-cloud platforms
•
[Required] Hands-on experience with Java version 8 onwards, Spring, SpringBoot,
Microservices, REST API

• Should be able to provide testing and production support and take ownership
• Should be good at troubleshooting and bug fixes in production environment
Certifications
• [Preferred] OCP Java SE 8 Programmer Certification
• [Preferred] AWS Certified Solutions Architect – Associate Level
Education & Training
• [Required] BS degree in Computer Science, similar technical field required