Senior Software Engineer, Zaidyn

ZS; Chicago (IL); Hybrid; USD 90,000 - 120,000; Full time

Benefits offered by this job

Comprehensive total rewards package

Flexible work model

Skills-building programs

Job summary

ZS is seeking a Senior Software Engineer in Chicago to design and implement web services and APIs for their SaaS products. This role requires 3-5 years of experience in software development, expertise in Java and REST frameworks, and a strong ability to solve problems and collaborate in teams. The company offers a hybrid working model, emphasizing flexibility between onsite presence and remote work, alongside comprehensive benefits for professional growth.

Qualifications

• 3-5 years of software product development experience.
• Experience developing high-performing, secure, production-quality code.
• Deep expertise in Object-Oriented Programming.

Responsibilities

• Design and implement web services, APIs, and full-stack functional modules.
• Provide accurate effort estimates on work.
• Take full ownership of the code you write.

Skills

Software product development experience

Full-stack SaaS software development

Expertise in SOA web services and REST/OData APIs

Java frameworks

RDBMS like Postgres

Problem-solving abilities

Team collaboration

Education

Bachelor’s or master’s degree in computer science or related field

Tools

Java

Maven

Jenkins

Postgres

AWS

Job description

ZS is a place where passion changes lives. As a management consulting and technology firm focused on improving life and how we live it, we transform ideas into impact by bringing together data, science, technology and human ingenuity to deliver better outcomes for all.

What you'll do

Senior Software Engineer in the Platforms and Products will design and implement web services, APIs, and full‑stack functional modules of our ZS SaaS products. Your primary focus will be designing and writing high quality maintainable object‑oriented code for all aspects of the software stack – from front‑end to middleware to back‑end. You will fully own the modules you develop – from architecting, designing, developing, deploying, to maintaining your software solutions.

Responsibilities

• Implement major full‑stack features with limited guidance from leads and managers
• Demonstrate a passion for SaaS product development and be detail‑oriented
• Show willingness to rapidly learn new languages and platforms
• Be a technical expert, mentor junior developers, and share expertise with the team
• Provide accurate effort estimates on work
• Take full ownership of the code you write – from designing to developing to maintaining your modules

Qualifications

• Bachelor’s or master’s degree in computer science, electrical engineering, mathematics, or a related discipline with a demonstrated record of academic success
• 3-5 years of software product development experience
• Experience developing high‑performing, secure, production‑quality code
• Experience developing full‑stack SaaS software products
• Expertise in developing SOA web services and REST/OData based APIs
• Expertise with IoC containers and DI frameworks (like Guice), SOLID and DRY principles, REST frameworks, ORMs (like Hibernate), CD/CD solutions using Maven, Jenkins, TeamCity etc.
• Deep expertise in OOP and Java frameworks
• Deep expertise in RDBMS like Postgres, or in data‑warehouse systems
• Nice to have: Experience with BI systems, semantic layers, Data Warehouses, OLAP cubes
• Nice to have: Experience with AWS platform, specifically Lambda, API Gateway, IAM
• Nice to have: Experience with Big Data, specifically EMR, Spark, and Scala
• Fluency in English
• Client‑first mentality
• Intense work ethic
• Collaborative spirit and problem‑solving approach
• Strong analytic, problem‑solving, and programming ability
• Strong understanding of algorithms and data structures
• Initiative and willingness to work in fast‑paced, agile teams
• Excellent organizational and task management skills
• Strong communication skills
• Ability to quickly learn new programming languages and platforms and frameworks
• Ability to work in global cross‑office teams, including travelling to remote offices as required

How you'll grow

• Cross‑functional skills development & custom learning pathways
• Milestone training programs aligned to career progression opportunities
• Internal mobility paths that empower growth via s‑curves, individual contribution, and role expansions

Perks & Benefits

We offer a comprehensive total rewards package that supports your health and well‑being, financial future, time away, and professional development. With robust skills‑building programs, multiple career progression paths, internal mobility, and a deeply collaborative culture, you'll have the opportunity to do meaningful work, expand your capabilities, and thrive as part of a global community.

Hybrid working model

We commit to a flexible and connected work model that combines work from home and on‑site presence for the majority of the week. The culture and innovation thrive in both planned and spontaneous face‑to‑face connections.

Travel

Travel is a requirement for client‑facing employees. All client‑facing employees should be prepared to travel as needed.

Equal Opportunity Employer

ZS is an equal opportunity employer and is committed to providing equal employment and advancement opportunities without regard to any class protected by applicable law.