Software Engineer
Louisiana, MO · On-site
$80K - $90K/yr
... software engineering principles, design patterns, algorithms, and system architecture ... Salary range: $80,000 - $90,000 USD per year.
Louisiana, MO · On-site
$80K - $90K/yr
... software engineering principles, design patterns, algorithms, and system architecture ... Salary range: $80,000 - $90,000 USD per year.
Louisiana, MO · On-site
$80K - $90K/yr
... software engineering principles, design patterns, algorithms, and system architecture ... Salary range: $80,000 - $90,000 USD per year.
Saint Louis, MO · On-site
$100K - $105K/yr
Mid-level Software Engineer at DLS Engineering (on-site) DLS Engineering is seeking a Mid-level ... The pay range for this role is: 100,000 - 105,000 USD per year (St. Louis, MO)
Saint Louis, MO · On-site
$100K - $105K/yr
Mid-level Software Engineer at DLS Engineering (on-site) DLS Engineering is seeking a Mid-level ... The pay range for this role is: 100,000 - 105,000 USD per year (St. Louis, MO)
California, MO · On-site
$82.66 - $165.31/hr
Compensation: $ - $ per hour (output‑based, per task) Key Responsibilities * Design and develop Reinforcement Learning Environments that test AI models on complex software engineering challenges
New
California, MO · On-site
$82.66 - $165.31/hr
Compensation: $ - $ per hour (output‑based, per task) Key Responsibilities * Design and develop Reinforcement Learning Environments that test AI models on complex software engineering challenges
New
Kansas City, MO · Remote
Consultant Software Engineer Client: NAIC (National Association of Insurance Commissioners ... Remote (All candidates must reside within 100 miles of Kansas City) Hours: 37.5 hrs/week Note: An ...
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Kansas City, MO · Remote
Consultant Software Engineer Client: NAIC (National Association of Insurance Commissioners ... Remote (All candidates must reside within 100 miles of Kansas City) Hours: 37.5 hrs/week Note: An ...
$160K - $185K/yr
LRS Consulting is on the hunt for a Software Engineer responsible for building platform ... The base range for this direct hire position is $160,000 - $185,000 per year, depending on ...
$160K - $185K/yr
LRS Consulting is on the hunt for a Software Engineer responsible for building platform ... The base range for this direct hire position is $160,000 - $185,000 per year, depending on ...
O Fallon, MO · Hybrid
Title and Summary Lead Software Engineer Overview: Mastercard's Global Credit Authorization team is ... This is a hybrid position based in O'Fallon, MO, requiring three days per week onsite. Role: Design ...
O Fallon, MO · Hybrid
Title and Summary Lead Software Engineer Overview: Mastercard's Global Credit Authorization team is ... This is a hybrid position based in O'Fallon, MO, requiring three days per week onsite. Role: Design ...
This is a hybrid position based in O'Fallon, MO, requiring three days per week onsite. Role: • ... Software Engineering, Information Technology, Mathematics, or a related field; equivalent practical ...
This is a hybrid position based in O'Fallon, MO, requiring three days per week onsite. Role: • ... Software Engineering, Information Technology, Mathematics, or a related field; equivalent practical ...
O Fallon, MO · Hybrid
Title and Summary Software Engineer II Overview: Mastercard's Global Credit Authorization team is ... This is a hybrid position based in O'Fallon, MO, with an expectation of three days per week onsite.
O Fallon, MO · Hybrid
Title and Summary Software Engineer II Overview: Mastercard's Global Credit Authorization team is ... This is a hybrid position based in O'Fallon, MO, with an expectation of three days per week onsite.
$95K - $159K/yr
Design of software modules; implementation in C++, unit testing, integration testing, performance ... LSEG roles (excluding internships and part-time roles of less than 20 hours per week) are typically ...
$95K - $159K/yr
Design of software modules; implementation in C++, unit testing, integration testing, performance ... LSEG roles (excluding internships and part-time roles of less than 20 hours per week) are typically ...
California, MO · On-site
$131.25 - $175/hr
Senior Software Engineer**WME is building the next generation of internal platforms that power one ... Per local requirements and in the interest of transparency, the rate shown below reflects the ...
New
California, MO · On-site
$131.25 - $175/hr
Senior Software Engineer**WME is building the next generation of internal platforms that power one ... Per local requirements and in the interest of transparency, the rate shown below reflects the ...
New
Saint Louis, MO · On-site
$95K - $159K/yr
LSEG roles (excluding internships and part-time roles of less than 20 hours per week) are typically ... You will experience the critical role we have in helping to re-engineer the financial ecosystem to ...
Saint Louis, MO · On-site
$95K - $159K/yr
LSEG roles (excluding internships and part-time roles of less than 20 hours per week) are typically ... You will experience the critical role we have in helping to re-engineer the financial ecosystem to ...
Saint Louis, MO · On-site
$95K - $159K/yr
LSEG roles (excluding internships and part-time roles of less than 20 hours per week) are typically ... You will experience the critical role we have in helping to re-engineer the financial ecosystem to ...
Saint Louis, MO · On-site
$95K - $159K/yr
LSEG roles (excluding internships and part-time roles of less than 20 hours per week) are typically ... You will experience the critical role we have in helping to re-engineer the financial ecosystem to ...
$91K - $124K/yr
This is a hybrid position based in O'Fallon, MO, with an expectation of three days per week onsite ... software that meets Mastercard's engineering and security standards. • Deliver user stories ...
$91K - $124K/yr
This is a hybrid position based in O'Fallon, MO, with an expectation of three days per week onsite ... software that meets Mastercard's engineering and security standards. • Deliver user stories ...
$70K - $80K/yr
The Software Engineer will work with colleagues to deliver reliable and scalable applications that ... Salary Range: $70,000 - $80,000 USD per year.
$70K - $80K/yr
The Software Engineer will work with colleagues to deliver reliable and scalable applications that ... Salary Range: $70,000 - $80,000 USD per year.
California, MO · On-site
$135 - $200/hr
This role reports to the Director of Software Engineering and involves contributing to the ... Hybrid work schedule with required onsite presence three days per week * Employment contingent on ...
New
California, MO · On-site
$135 - $200/hr
This role reports to the Director of Software Engineering and involves contributing to the ... Hybrid work schedule with required onsite presence three days per week * Employment contingent on ...
New
California, MO · On-site
$123 - $160/hr
MaXentric is seeking a Senior Embedded Software Engineer to lead software development efforts for ... Retirement: 401(k) plan Time Off: 152 hours of PTO per year, which includes the ...
New
California, MO · On-site
$123 - $160/hr
MaXentric is seeking a Senior Embedded Software Engineer to lead software development efforts for ... Retirement: 401(k) plan Time Off: 152 hours of PTO per year, which includes the ...
New
The Salvation Army Veterans Housing is looking for a Lead Grant Per Diem Case Manager. This ... programming software for operation. * Manage oversight of client daily living-i.e. home living ...
The Salvation Army Veterans Housing is looking for a Lead Grant Per Diem Case Manager. This ... programming software for operation. * Manage oversight of client daily living-i.e. home living ...
Saint Louis, MO · On-site
$53K/yr
The Salvation Army Veterans Housing is looking for a Lead Grant Per Diem Case Manager. This ... programming software for operation. * Manage oversight of client daily living-i.e. home living ...
Saint Louis, MO · On-site
$53K/yr
The Salvation Army Veterans Housing is looking for a Lead Grant Per Diem Case Manager. This ... programming software for operation. * Manage oversight of client daily living-i.e. home living ...
$114K - $151K/yr
... requests per second, P95 and P99 response latency, query performance, concurrency, and system ... You • Strong software engineering experience writing applications using Java Spring Boot ...
$114K - $151K/yr
... requests per second, P95 and P99 response latency, query performance, concurrency, and system ... You • Strong software engineering experience writing applications using Java Spring Boot ...
O Fallon, MO · On-site +1
$114K - $151K/yr
... requests per second, P95 and P99 response latency, query performance, concurrency, and system ... software engineering experience writing applications using Java Spring Boot framework Strong ...
O Fallon, MO · On-site +1
$114K - $151K/yr
... requests per second, P95 and P99 response latency, query performance, concurrency, and system ... software engineering experience writing applications using Java Spring Boot framework Strong ...
$59.6K - $71.7K
2% of jobs
$71.7K - $83.8K
4% of jobs
$83.8K - $95.9K
6% of jobs
$95.9K - $108K
8% of jobs
$114.5K is the 25th percentile. Wages below this are outliers.
$108K - $120.1K
7% of jobs
$120.1K - $132.2K
18% of jobs
The median wage is $135K / yr.
$132.2K - $144.3K
16% of jobs
$144.3K - $156.4K
2% of jobs
$161.4K is the 75th percentile. Wages above this are outliers.
$156.4K - $168.5K
26% of jobs
$168.5K - $180.7K
1% of jobs
$180.7K - $192.8K
8% of jobs
$59.6K
$138.4K
$192.8K
| Aspect | Per Diem Software Engineer | Contract Software Engineer |
|---|---|---|
| Credentials | Typically requires a bachelor's degree in CS or related field | Similar educational requirements, often with specific technical skills |
| Work Environment | Temporary, short-term assignments often on-site or remote | Project-based, short to medium-term engagements, on-site or remote |
| Employer Usage | Used by government agencies, hospitals, or large organizations for temporary staffing | Common in tech firms, consulting agencies, and startups for project needs |
Per Diem Software Engineers and Contract Software Engineers both work on temporary assignments, often requiring similar skills and credentials. The main difference lies in their typical employment arrangements and usage by different organizations. Per Diem roles are often associated with government or healthcare sectors, while Contract roles are prevalent in tech and consulting industries.

8.5
Based on 10 frontline employees who took The Breakroom Quiz
78th of 242 rated software companies
Responsibilities & Duties:
- Write code and contribute to the development of software applications, modules, or components.
- Participate in higher-level aspects of the development process, such as requirements analysis, design, architecture, system integration, testing, and project management.
- Partake in testing code to identify and fix bugs and ensure the quality and reliability of the software.
- Collaborate with other team members, including software architects, designers, and product managers, to ensure alignment with project goals and timelines.
- Proficiency in Java: Deep understanding of Core Java (Java 11/17+), JVM internals, memory management, tuning, and concurrency/multithreading.
- Enterprise Frameworks: Experience with Spring in particular Spring Boot.
- RESTful API Design: Experience designing, building, and securing robust, scalable REST APIs for third-party integrations and internal UI consumption.
- Database Expertise: Proficiency with relational and non-relational databases (e.g., PostgreSQL, MySQL, MongoDB).
- Search Engine Technology: Experience with search and indexing technologies such as Elasticsearch.
- Experience in React, Next.js and Material UI.
- Worked on AI assisted development (e.g. GitHub Copilot, Claude, Cursor or ChatGPT)
- Familiarity with AI directed prompt engineering for developing applications.
Requirements:
- Bachelor's degree or Diploma in Computer Science, Engineering, related field, or equivalent work experience.
- 3+ years of experience in software development, with proficiency in one or more programming languages.
- Understanding of software engineering principles, design patterns, algorithms, and system architecture.
- Familiarity with modern software development tools, frameworks, and methodologies.
Salary range: $80,000 - $90,000 USD per year.
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Harris Computer Systems, based in Ottawa, ON, CA, is an established player in the field of public sector software technology. Since its inception in 1976, the company has been striving to make clients' operations more efficient through reliable, practical, and flexible software solutions. Its extensive portfolio primarily serves utility, healthcare, public sector, and educational institutions, contributing to the betterment of public services through technology. Harris strongly believes in the value of forward-thinking technology and the power it has to drive progress for the public sector. This methodology is entirely in line with their mission to ensure customer success by providing reliable, practical, and robust software solutions.
Accounting services
1,001 - 5,000 Employees
Ottawa, ON, CA