software development Jobs in o'fallon, mo

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141 - 160 of 1,396 Jobs

Senior Software Engineer In Test (SDET)

Mastercard

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O'Fallon, Missouri, USA

Full-time

Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help people, businesses and governments realize their greatest po
Posted 60+ days ago | Updated 2 hours ago

Flight Simulation Software Engineer (Associate, Experienced, and Senior)

Boeing Company

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Berkeley, Missouri, USA

Full-time

Flight Simulation Software Engineer (Associate, Experienced, and Senior) Company: The Boeing Company The Boeing Company is currently seeking Flight Simulation Software Engineers (Associate, Experienced, and Senior) to join the Flight Simulation Labs team located in Berkeley, MO. This position will focus on supporting the Boeing Defense, Space & Security (BDS) business organization. The roles will involve software development for tools that support simulation infrastructure across Flight Simul
Posted 60+ days ago | Updated 2 hours ago

Sr Lead, DevSec Ops - Wealth & Asset Management

Northern Trust

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Remote or Chicago, Illinois, USA

Full-time

About Northern Trust: Northern Trust, a Fortune 500 company, is a globally recognized, award-winning financial institution that has been in continuous operation since 1889. Northern Trust is proud to provide innovative financial services and guidance to the world's most successful individuals, families, and institutions by remaining true to our enduring principles of service, expertise, and integrity. With more than 130 years of financial experience and over 22,000 partners, we serve the world'
Posted 15 days ago | Updated 2 hours ago

Oliver Wyman -Vector- Lead Software Engineer

Marsh & McLennan Companies

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Bellevue, Washington, USA

Full-time

Company: Oliver Wyman Description: About Oliver Wyman Oliver Wyman is a global leader in management consulting. With offices in more than 70 cities across 30 countries, Oliver Wyman combines deep industry knowledge with specialized expertise in strategy, operations, risk management, and organization transformation. The firm has more than 5,700 professionals around the world who work with clients to optimize their business, improve their operations and risk profile, and accelerate their organi
Posted 5 days ago | Updated 2 hours ago

DevSecOps Factory Lead

Parsons Services Company

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Remote or Aberdeen, Maryland, USA

Full-time

In a world of possibilities, pursue one with endless opportunities. Imagine Next! When it comes to what you want in your career, if you can imagine it, you can do it at Parsons. Imagine a career working with exceptional people sharing a common quest. Imagine a workplace where you can be yourself. Where you can thrive. Where you can find your next, right now. We've got what you're looking for. Job Description: Parsons is currently seeking a DevSecOps Factory Lead. The DevSecOps Factory Lead ow
Posted 14 days ago | Updated 2 hours ago

Data Warehouse Developer with Star Schema exp - $74 CTC - 100% REMOTE

Chandra Technologies, Inc.

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Remote

Contract

Job Description: Crop to Crop resumes are accepted The DAFS Datawarehouse team is looking for 2 individuals to assist in meeting the timeline of the existing PRISM and OMS ReFRAME projects, while supporting agency users with the current production environments. Resources will provide continued support after projects go-live. Prepares detailed design specifications for highly complex and large-scale systems to plan and facilitate system development and programming.Maintains assigned systems, resp
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Posted 1 day ago

Sr. PHP Developer at Remote (EST or CST)

SanKar Inc

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Remote

Contract

Position: - Sr. PHP DeveloperLocation: - Remote (EST or CST)Type: - Contract to Hire Key Technology: PHP, SQL, CodeIgniter MVC framework, Linux Job Description Job Responsibilities:Full life-cycle application development effortsParticipate in development team stand-ups and scrums to meet aggressive deadlinesDesign, code and debug softwarePerform software analysis, risk analysis, reliability analysisParticipate in software modeling and simulationIntegrate new software solutions with existing sys
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Posted 25 days ago | Updated 2 days ago

Solution Engineer - Geo Experience Center

Esri

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St. Louis, Missouri, USA

Full-time

Overview At Esri, our solution engineers are part of a highly skilled team that helps shape strategies on the effective adoption and use of Esri technologies. We invite you to use your problem-solving skills and passion for geospatial technology to become an integral part of the Geo Experience Center. Be part of the team that presents and demonstrates geospatial solutions and capabilities to executives and strategic customers when they visit the Esri-Redlands Campus. We're looking for individu
Posted 43 days ago | Updated 2 hours ago

T-7A Mission Systems Technical Lead Engineer

Boeing Company

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Berkeley, Missouri, USA

Full-time

T-7A Mission Systems Technical Lead Engineer Company: The Boeing Company The Boeing Company is currently seeking a T-7A Mission Systems Technical Lead Engineer to join the Hardware Engineering team located in St. Louis, MO. This position will focus on supporting the Boeing Defense, Space & Security (BDS) business organization. The T-7 Red Hawk Advanced Pilot Training Program requires a Technical Lead Mission Systems Engineer to support the development, qualification and production of mission
Posted 48 days ago | Updated 2 hours ago

Formal Methods Engineer

Leidos

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Remote

Full-time

Are you interested in playing in the gray space of Research and Development and the delivery of secure and scalable production-quality reusable software? If so, we are seeking a highly skilled and experienced Principal Software Engineer with a strong background in production software delivery and formal methods, including formal modeling, verification, specification, and analysis. The ideal candidate will play a critical role in improving the quality, cybersecurity, and resiliency of software de
Posted 3 days ago | Updated 2 hours ago

Senior Developers

Hired by Matrix, Inc.

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Remote

Contract

At-a-Glance: Are you ready to build your career by joining a leading pharmaceutical solutions organization? If so, our client is hiring a Senior Developers.Position Type: Contract Remote offshore India Required: Experience in C++, MFC, SQL is a must Application Development skills with 5 plus years of Software Development & Agile experience Should have a general knowledge of the Software Development Life Cycle and understanding of development methodologies Ability to prioritize tasks and schedul
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Posted 32 days ago | Updated moments ago

SW Engineer Sr

SAIC

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Remote

Full-time

Job ID: 2505286 Location: REMOTE WORK, VA, US Date Posted: 2025-05-22 Category: Software Subcategory: SW Engineer Schedule: Full-time Shift: Day Job Travel: No Minimum Clearance Required: None Clearance Level Must Be Able to Obtain: None Potential for Remote Work: Yes Description SW Engineer Sr. to work in Reston, VA. Roles and Responsibilities: Review and analyze assigned software development. Identify key components and determine appropriate course of action, appropriate software de
Posted 18 days ago | Updated 11 hours ago

Business Analyst

Cyber Resource Provider LLC

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Remote or Richmond, Virginia, USA

Full-time, Part-time, Contract, Third Party

Engagement Type Contract Short Description The Virginia Department of Elections is seeking a Agile Business Systems Analyst with a minimum of 5 years of experience to work on a software development project. Complete Description ELECT is seeking a Business Analyst who is proficient in gathering and documenting business requirements for complex data solutions. Experience with data analytics, reporting, data engineering, or enterprise application implementation. Able to deliver written project del
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Posted 3 days ago | Updated 6 hours ago

Senior Principal Software Architect (HYBRID) C/C++

Stryker

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Remote or Portage, Michigan, USA

Full-time

Work Flexibility: Hybrid Are you a passionate Software Architect who desires to innovate and shape the future of healthcare? This role is about collaboration, leadership, and innovation. You'll work closely with the development and quality team to ensure technical excellence in our products. You will drive innovation through collaboration and our research process. If you are motivated by complex problem-solving, inspired by advancing technology in healthcare, and driven to deliver high-quality
Posted 3 days ago | Updated 2 hours ago

Lead Avionics Hardware Engineer - Fighters Mission Systems

Boeing Company

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Berkeley, Missouri, USA

Full-time

Lead Avionics Hardware Engineer - Fighters Mission Systems Company: The Boeing Company The Boeing Defense, Space & Security (BDS) team is seeking a Lead Avionics Hardware Engineer - Fighters mission Systems located in Berkeley, MO. Job Description Summary Leads work with customers to develop and document complex electronic and electrical system requirementsLeads and coordinates work to analyze and translate requirements into system architecture, hardware and software designs and interface spe
Posted 19 days ago | Updated 2 hours ago

Director of Architecture

Vertex Solutions Inc.

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Remote

Full-time

We are currently seeking a Director of Technical Architecture & Operations that has experience in architecting technical design solutions. The candidate MUST have Commercial Insurance (General Liability and Worker Compensation preferred). REQUIRED: Commercial Insurance (GL and WC desired)Must have 3 years as a director of development/architectureRole: Director of Technical Architecture and Operations Location: Fully Remote / Frequent travel to Florida. Type: W2 / Full Time / Permanent Technical
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Posted 3 days ago

Lead I&C Software Support Engineer (Remote Eligible, U.S.)

GE Vernova

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Remote or Wilmington, North Carolina, USA

Full-time

Job Description Summary The Lead I&C (Instrumentation & Controls) Software Support Engineer works within the I&C Engineering team of the GE Hitachi (GEH) Engineering organization. The I&C team is responsible for designing and implementing electronic hardware and software for I&C systems for Nuclear Power Plants. The I&C Software team has strong interfaces with electronic hardware design and plant system operations. This role requires technical problem solving, strong software testing and develop
Posted 15 days ago | Updated 2 hours ago

DevOps engineer

AaraTechnologies Inc

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Remote or New York, New York, USA

Contract

The DevOps Engineer is responsible for bridging the gap between development and operations by automating and streamlining processes, managing cloud infrastructure, and ensuring reliable and secure system deployments. This role plays a critical part in enhancing the efficiency and scalability of our IT operations. Key Responsibilities: CI/CD Implementation: Design, implement, and manage continuous integration and continuous deployment (CI/CD) pipelines. Infrastructure Management: Oversee cloud in
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Posted 4 days ago | Updated 4 days ago

Software Dev Engineer II

Kforce Technology Staffing

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Remote or Austin, Texas, USA

Contract

RESPONSIBILITIES: Kforce has an enterprise client that is seeking a Software Dev Engineer II in Austin, TX. Key Job responsibilities: * Software Dev Engineer II in will build scalable software product to solve business problems * End-to-end project delivery including design, coding, testing and release * Software development * Daily scrum * Weekly team meetings and tech discussions * Biweekly sprint planning * On call rotations * Occasional team social, org events, lab visits, and site visits
Posted 9 days ago | Updated moments ago

Software Engineering Senior Managers-Hybrid

Cigna

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Remote or St. Louis, Missouri, USA

Full-time

The job profile for this position is Software Engineering Senior Manager, which is a Band 4 Contributor Career Track Role with Cigna-Evernorth Services Inc. Responsibilities- Provide technology leadership and delivery accountability for technology solutions for multiple concurrent projects within an application family (i.e. Claims, Reimbursement, Accounting, Inventory Management); Lead teams in analyzing, estimating, writing, modifying and implementing solutions to complex software application
Posted 29 days ago | Updated 2 hours ago