520 Senior Software Developer jobs in Florissant,MO

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Mid-Level Backend Software Engineer

Leidos

Hazelwood, MO 63042

~ 12 min OnsitePaid Time OffRetirement Benefit

Bachelor's degree in Computer Science, Software Engineering, or a related field with 4–8 years of experience; or a Master's degree with 2–6 years of experience
US Citizenship
Active TS/SCI with the ability to successfully pass a Polygraph
Professional experience developing object‑oriented applications in Java or Python
Hands‑on experience building and maintaining RESTful APIs
Basic to moderate experience with SQL capability, including writing queries and working with relational databases
Working knowledge of Linux‑based environments
Ability to work independently on defined tasks within established technical frameworks and deliver reliable results

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Senior Site/Civil Engineer

Gonzalez Companies

Saint Louis, MO 63128

~ 25 min OnsiteHealth InsurancePaid Time OffRetirement Benefit

Licensed Professional Engineer (PE) in Illinois or Missouri (required).
Strong technical background in site/civil engineering, with expertise in drainage and stormwater management.
Demonstrated ability to lead a department or project team, including mentoring staff and managing resources.
Proven programmatic client experience, with success managing multi-project or multi-year client relationships.
Excellent technical writing and verbal communication skills – able to articulate detailed engineering concepts to diverse stakeholders.
Track record of business development, strategic networking, or developing a book of business.
Excellent communication, leadership, and decision-making skills.
Ability to balance hands-on technical work with big-picture planning and team management.

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New, Posted 1 day ago

Senior Associate, Integrated Partnership Solutions

KPMG

Saint Louis, MO 63105

~ 25 min Onsite

Minimum three years of recent experience in an accounting firm focused on partnership federal and state tax compliance
Bachelor's degree from an accredited college/university
Applicants must be currently authorized to work in the United States without the need for visa sponsorship now or in the future

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Senior GEOINT Analyst

ManTech

Saint Louis, MO 63103

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Outside Sales Representative

Spectrum

Saint Peters, MO 63376

$100,000/yr

~ 30 min OnsiteUrgently Hiring

A valid driver's license
Car insurance
A satisfactory driving record
The use of a reliable personal vehicle
High School Diploma or equivalent work experience
Ability to read, write, speak and understand English language
Ability to travel (including during inclement weather) to and from assigned territories and company facilities
Must be able to work evenings and weekends, and as business needs dictate to maximize prospective customer contact
Spend approximately 90% of time outdoors in all seasons, with potential exposure to inclement weather
Exposure to moderate noise levels
A background check is implied by the employer’s policy on criminal history considered in a manner consistent with applicable laws

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iHire

Sr Engineer

Nestle

Saint Louis, MO 63101

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Product Applications Engineer - Switchgear

The Gund Company

Saint Louis, MO 63132

Bilingual Preferred

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Hybrid Benefits Consultant - Flexible Schedule

DiFilippo & Associates

St Peters, MO 63376

OnsiteFlexible Schedule

State and federal laws require licensing to sell certain insurance products.
Ability to obtain a license is required.

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New, Posted 1 day ago

ResumeLibrary

Sales Consultant II - Springfield, IL - Hiring Immediately

GUEST SUPPLY

Saint Louis, MO 63103

New, Posted 5 hours ago

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Senior NDT Technician - UT

Boeing

Saint Louis, MO 63134

~ 25 min OnsiteHealth InsuranceRetirement Benefit

High school diploma or equivalent
Formal, documented hours of NDT training/experience or military equivalent
Level III NDT certification in UT
More than 5 years of experience reading, understanding and interpreting engineering technical information (e.g., drawings, handbooks, industry standards and specifications)
More than 5 years of experience interpreting/developing policies, practices, processes, and procedures as they apply to technical documentation to ensure quality product delivery
Experience with Microsoft Office Products like Outlook, PowerPoint, Excel, and Word
Employees will be required to obtain Boeing NDT certification and pass a vision exam. Failure to achieve or maintain certification requirements may lead to termination of employment.
Security Clearance This position requires the ability to obtain a U.S. Security Clearance for which the U.S. Government requires U.S. Citizenship. An interim and/or final U.S. Secret Clearance Post-Start is required.
Conflict of Interest: Successful candidates for this job must satisfy the Company's Conflict of Interest (COI) assessment process
Drug Free Workplace: Boeing is a Drug Free Workplace where post offer applicants and employees are subject to testing for marijuana, cocaine, opioids, amphetamines, PCP, and alcohol when criteria is met as outlined in our policies.

SmartExplore AI is experimental.