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$120.5k - $162.68k
...Summary: We are seeking an accomplished Senior Software Engineer with deep expertise in... ...IMS based applications on the mainframe and now wants to bring that domain knowledge... ...components. ~ Direct hands-on experience developing or maintaining IMS TM and DB applications...MainframeSeniorFull timeRemote workWorldwideFlexible hoursRocket Software
Jefferson City, MO4 days ago$119.77k - $140.9k
...with the agile software development lifecycle and DevOps principles.Essential Responsibilities:Design, develop, test, debug, document, and maintain complex Mainframe applications supporting critical business functions.Participate in application architecture activities,...MainframeSeniorFull timeWork experience placementLocal area3 days per weekUS Bank
Earth City, MO10 days ago- Job Title MUST HAVES: 5+ years of experience z/OS mainframe Syncsort MFT (GoAnywhere, Sterling, Axway, or MoveIT) COBOL XML Mapping Required experience: Hands-on experience setting up MFT flows in GoAnywhere or another Managed File Transfer (MFT) platform (such as Sterling...Mainframe
- ...NVIDIA Gruppe seeks a technical Senior Developer Relations professional to engage with security companies building AI and Agentic solutions. You will guide partners on leveraging the NVIDIA stack and contribute to ecosystem adoption. The role blends deep technical...Senior
NVIDIA Gruppe
California, MO3 days ago - Lead Mainframe DeveloperLocation: O'Fallon, MO OnSite Full Time Permanent & ContractProduct: Hogan suite (UMB,CIS,CAMS etc.)Must HaveExperience in L2 and L3 Maintenance, Support and CompliancesCOBOL, VSAM, JCL, DB2, Assembler1. Working experience in CAMS, Settlement / Billing...MainframePermanent employmentFull timeWork experience placement
$60k - $135k
Job Title: Mainframe Developer City: O Fallon State/Province: Missouri Posting Start Date: 8/28/26 Wipro Limited (NYSE: WIT, BSE: 507685, NSE: WIPRO) is a leading technology services and consulting company focused on building innovative solutions that address clients...MainframeMinimum wageLocal area- ...will be using Apache Spark, Apache Iceberg, and Apache Airflow for ETL pipelines. This person will transform and integrate EBCDIC Mainframe data into Hive and Impala tables using Precisely Connect for Big Data, optimize data transformation processes for performance,...MainframeSeniorRemote work
- ...PeopleSoft Senior DeveloperB&A is looking for a PeopleSoft Senior Developer to join a contract with a federal government client in support of an important mission. The PeopleSoft Senior Developer supports development, customization, and enhancement of PeopleSoft HCM modules...SeniorFull timeContract workLocal area
Navstar
Saint Louis, MO3 days ago $180k
Mastercard is seeking a Senior Site Reliability Engineer to enhance reliability, scalability, and performance of our critical IT & Data Management platforms. You will design resilient architectures, automate deployments, and champion observability to ensure always-on services...SeniorMastercard
O Fallon, MOmore than 2 months ago- ...Senior Software Engineer We are seeking a highly skilled Senior Software Engineer to join a top financial client's Business Rules Engineering & Strategy team. This role focuses on developing and maintaining rule-based systems that support critical business decision-...SeniorLong term contract
RIT Solutions
Saint Louis, MO1 day ago $56 - $61 per hour
Mainframe Developer Req number: R8568 Employment type: Full time Worksite flexibility: Remote Who we are CAI is a global services firm with over 9,000 associates worldwide and a yearly revenue of $1.3 billion+. We have over 40 years of excellence in uniting talent...MainframeHourly payFull timeContract workApprenticeshipWork at officeLocal areaRemote workWorldwide- ...Midlevel Java Developer Our prestigious client has an opening for a Midlevel Java Developer for a two year + contract opportunity. This... ...a hybrid model. Looking for a high-energy, detail oriented Senior Software Engineer in the Ofallon/Winghaven location to join a...SeniorContract work
My3Tech Inc
Saint Louis, MO3 days ago - ...Job Title Analyzes problems and programs in two or more programming language/platforms. Understands and develops functional and non-functional requirements for a system. Works with multiple programming frameworks. Develops, tests and maintains code using software development...SeniorWork experience placement
Saviance
Maryland Heights, MO1 day ago $195k
Mastercard seeks a Senior Site Reliability Engineer in Financial Services within the IT & Data Management team. You’ll design, build, and optimize resilient, secure, and scalable platforms that power global payments. Partner with software and data teams to improve reliability...SeniorMastercard
O Fallon, MOmore than 2 months ago$190k
As a Senior Site Reliability Engineer at Mastercard, you’ll drive the performance, reliability, and scalability of mission-critical, cloud-native payment platforms. You will design and implement robust monitoring, alerting, and observability solutions, automate infrastructure...SeniorMastercard
O Fallon, MOa month ago- ...Senior Software Engineer – Full Stack & Secure Systems We are seeking an experienced and driven Senior Software Engineer to support mission-critical federal intelligence initiatives by developing secure, scalable, and modern software solutions in a high-impact environment...Senior
Abode Techzone LLC
Saint Louis, MO2 days ago - ...degree of initiative and self-motivation. Strong interpersonal and relationship-building skills, with a solid track record of developing internal and external partnerships. Proficiency with J2EE, Java 8 or higher, JSP, Servlets, Spring 5, Hibernate, and databases...SeniorWork experience placement
Saxon Global
O Fallon, MO2 days ago - ...Creek Development Team at NLS! Are you ready to take your Duck Creek expertise to the next level and make a real impact? As a Senior Developer , you won’t just write code—you’ll shape solutions that power critical insurance platforms, collaborate with talented teams,...SeniorFull timeWork at officeLocal areaRemote workMonday to FridayFlexible hours
Next Level Solutions
Springfield, MO18 days ago - ...Senior Software Engineer Tapestry Solutions, a part of Boeing Global Services (BGS), is seeking a Senior Software Engineer in Hazelwood... ...of software products. Your expertise will be instrumental in developing, maintaining, enhancing and optimizing software products and...SeniorFlexible hours
Boeing
Hazelwood, MO4 days ago $186.07k - $218.9k
...sessions called “surges.”learn more about working at Coinbase. Senior Software Engineer (EAA) The EAA Compliance CXAE team, part of... ...and Experience: ~5+ years of software engineering experience developing large-scale systems with Golang and React, shipping user-facing...SeniorLocal areaCoinbase
Jefferson City, MO2 days ago$100k - $163k
...Senior Software Engineer Wells Fargo is seeking a Senior Software Engineer to join the Investment Solutions team within Wealth &... ...Strong collaboration skills with product owners, architects, developers, QA teams, and business stakeholders. Ability to work effectively...SeniorWork experience placementRelocation packageWells Fargo
Saint Louis, MO4 days ago$190k
Edward Jones seeks an experienced Engineer IV to design, build, and optimize enterprise-scale technology solutions supporting our finance and insurance platforms. In this role, you will architect secure, resilient systems, lead complex projects from concept through production...SeniorEdward Jones
Saint Louis, MO18 days ago- ...both are under active investment, from modernizing legacy functionality to piloting AI and agentic features. We're looking for a senior developer to join the team that builds and maintains these platforms, works closely with our ERP and external partners on integrations,...SeniorFull time
Grimco
Sunset Hills, MO19 days ago - ...Senior Application DeveloperProvide production support and operational maintenance for the DWC Automated Integrated Claims System (AICS... .... Maintain and troubleshoot legacy AS400/IBM i applications developed using 2E. Coordinate development activities with ITSD-DOLIR development...SeniorWork at office
Abacus
Jefferson City, MO3 days ago - ...Senior Software Engineer – Aerospace & Defense Test Systems Location: Kansas City, MO Job Type: Full-Time Industry: Aerospace... .... We're looking for a Senior Software Engineer who enjoys developing software, solving problems, and collaborating to build high-quality...SeniorFull timeWork at officeWorldwide
DIT-MCO International
Kansas City, MO4 days ago $120k - $170k
...Senior Software Engineer TENEX is an AI-native, automation-first, built-for-scale Managed Detection and Response (MDR) provider.... ...our locations. WFH Friday. Job Responsibilities Design, develop, and deploy scalable backend services and APIs. Build and maintain...SeniorWork from homeTenEx
Kansas City, MO4 days ago- ...team builds and evolves the evaluation ecosystem that powers the development and scaling of GM’s autonomous driving technology. We develop metrics, automated workflows, and analysis approaches that enable data-driven decisions across AV development and verification. Partnering...SeniorFull timeLocal areaRemote workWork from home
General Motors
Jefferson City, MO3 days ago - ...Full Time Job Shift Day Education Level 4 Year Degree Category Engineering Description The Principal Software Engineer is the senior-most technical authority for True Manufacturing's connected-equipment software platform, owning it end to end: architecture,...SeniorFull timeContract workWork at officeRemote workMonday to FridayShift work
True Manufacturing
O Fallon, MO4 days ago $138.24k - $218.6k
...Job Title: Senior Software Engineer Work Location: 145 Broadway, Cambridge, MA 02142 Job Description: Akamai Technologies, Inc... ...in Cambridge, MA (multiple openings): Senior Software Engineer Developing software and unit tests. Developing security capabilities...SeniorWork experience placementWork at officeRemote workAkamai
Jefferson City, MO1 day ago- ...Build the Future with Us - EquipmentShare is Hiring a Senior Software Engineer At EquipmentShare, we're not just filling a role... ...the toughest problems in construction. That means attracting, developing, and retaining great people from all walks of life. We value...Senior16 hoursFull timeFor contractorsRemote workNight shift
EquipmentShare
Columbia, MO4 days ago
