Senior Software Engineer
AVALA Marketing Group
Job Description As a software engineer, your role will be working on our critical production applications and infrastructure.You will be involved with technology solutions that are new and engaging.You will be in the thick of solving complex issues, architecting solutions, and developing applications. Writing server-side code for web-based applications Creating robust high-volume production applications Working closely with other developers to design architectures and user interfaces Building web-based interactive applications using client based script technologies Designing, building, and testing software Taking part in reviews of your own and other developer’s code Working closely with the project manager to define requirements Finding ways to solve difficult problems using initiative and creativity Identifying ways to continually improve and refine processes Contributing wherever necessary to help the team reach its goals Participate in Agile development using SCRUM and KANBAN Research new technologies and determine how to use them to improve the product Qualifications 5+ years of relevant work experience Extensive programming experience in ASP.NET and C# Strong object-oriented skills and design pattern methodologies Proficiency in relational databases and data schema design High level of expertise in client scripting technologies, web services, and use of AJAX Microsoft .NET Framework 3.5, 4.0, or 4.5 experience (C# preferred) Microsoft ADO.NET Entity Framework and LINQ jQuery, Spine.js, and other client scripting packages Microsoft SQL Server 2012 and newer T-SQL, Common Table Expressions, Table Variables, Functions WCF web services, or WebAPI Additional Information Salary is negotiable and based on experience Sign on bonus 401k with employer match and profit sharing plan Full benefits package, and paid vacations and holidays Software architect and team leadership role advancement available Casual dress code, dog-friendly office #J-18808-Ljbffr AVALA Marketing Group
- ...layouts, diagrams, charts, code comments and clear code.Develop software solutions by studying information needs; studying systems flow,... ...recommendations to the program manager and Chief Software Engineer.Coordinate software development activities within product lines...Senior
- ...Senior Software EngineerWe are looking for a Senior Software Engineer to produce and implement functional software solutions. You will work with upper management to define software requirements and take the lead on operational and technical projects. In this role, you...Senior
- ...Senior Software EngineerZolon is seeking a Senior Software Engineer to provide comprehensive software engineering support for quarterly software baseline deployments, including new capabilities, adaptive maintenance, and hardware recapitalization. This role ensures the...Senior
$97.39k - $99.39k
...Senior Software Engineer – Mobile ConnectivityOlivette, MO. Telecommuting is permitted: Develop and optimize Android applications for smart locks: Implement features for unlocking doors, data sync, and firmware upgrades over BLE and NFC to ensure fast, reliable over-the...SeniorRemote work$60 - $70 per hour
...Senior Software Engineer LRS Consulting Services is seeking a Senior Software Engineer who enjoys solving complex technical challenges, building modern cloud-based solutions, and making a meaningful impact through innovation and collaboration. This contract-to-hire opportunity...SeniorHourly payContract work- ...Shift Type Job Title Senior Software Engineer Education Bachelor's Degree Location Stereotaxis - St. Louis, MO 63101 US (Primary) Career Level Experienced (Non-Manager) Category R&D Date Needed By Job Type Full-time Travel 0 - 10% Job Description Company Description:...SeniorFull timeWork at officeShift work
- ...Senior Software EngineerHybrid 4 days in office in St. Louis, MOOur client seeks a hands-on Senior Software Engineer to modernize and maintain a mission-critical enterprise application in AWS GovCloud. The role focuses on practical engineering, reliability, and collaboration...SeniorHourly payWork at officeLocal area
- ...Freedom Technology Solutions Groups is looking to add a senior Software Engineer to the team! This position is fully onsite in St. Louis, MO. The ideal candidate must have demonstrated firsthand experience in at least three of the following: Web services architecture,...SeniorRemote workFlexible hoursNight shift
- ...Senior Software EngineerFounded in 1920, Eastman is a global specialty materials company that produces a broad range of products found in... ...world.Position Description: We are seeking a Senior Software Engineer who is passionate about building modern, customer-facing applications...SeniorVisa sponsorship
- ...Software Engineer Opportunity At EquifaxEquifax is where you can power your possible. If you want to achieve your true potential, chart new paths, develop new skills, collaborate with bright minds, and make a meaningful impact, we want to hear from you.Equifax is seeking...SeniorFull timeImmediate startShift work
- A technology solutions provider is seeking a Senior Software Engineer to join their team in St. Louis, MO. This fully onsite position requires at least 8 years of full stack development experience, with a focus on web services and geospatial systems. The ideal candidate...SeniorFlexible hours
- ...candidates if they are not comfortable working onsite in St Louis, MO on a hybrid model.Looking for a high-energy, detail oriented Senior Software Engineer in the Ofallon/Winghaven location to join a new team that will be tasked to build a new product in the digital payment...SeniorContract work
- ...draw crucial insights through data, feeds, analytics, AI and workflow solutions. The Opportunity We are seeking passionate software engineers from mid-level to lead to help us build robust, enterprise-grade solutions that drive real-world impact. Our problems are complex...Senior
$190k - $240k
...customer identity and authentication. This role is a hands‑on engineering position inside Information Security, focused on designing and... ...beyond basic configuration. 5+ years of professional backend software engineering experience. Strong production experience in...SeniorWork at officeRemote workFlexible hours- ...Job Description Job Description Description: Overview We are looking for AI Native Senior Software Engineers based in Hyderabad, Pune or Bangalore to join the engineering team to help with our ongoing growth and expansion! Your focus would be on building products...SeniorLocal areaRemote workWork from homeWorldwideRelocationFlexible hours
$60 - $70 per hour
Added Aug 20, 2026 Senior Software Engineer (46336) St. Louis, MO | Full-time Apply For additional information on how we handle your data, see If you receive a suspicious offer or communication claiming to be from us, do not share any personal or financial information...SeniorHourly payFull timeContract work$81.3k - $124.1k
...us. Your Role Our Digital and eCommerce division is looking to transform the Digital and eCommerce technology engine for MilliporeSigma. As a Senior Software Engineer, you will play a key role helping to design and build new features and components in our evolving platform...SeniorFlexible hours- ...Kubernetes, ...) Freedom Technology Solutions Group is seeking a Software Developer to support our client's intelligence analysis... ...methodologies, rapid prototyping, and modern technology stacks. The Senior Software Developer provides comprehensive knowledge across multiple...SeniorFor contractorsRemote workFlexible hoursNight shift
- Cherokee Preting, part of Cherokee Federal, seeks a Software Engineer Senior Staff to support the Erebus Program in St. Louis, MO. The role requires an active TS/SCI clearance with the ability to obtain a Counterintelligence polygraph and U.S. citizenship or permanent...SeniorPermanent employment
- A technology consulting firm in St. Louis is seeking a senior-level software engineer who specializes in deploying microservices within cloud environments. This role requires a relevant degree and includes the responsibility of developing secure software architectures,...Senior
- Eliassen Group in Saint Louis, MO is seeking a hands-on Senior Software Engineer to modernize and maintain a mission-critical enterprise application in AWS GovCloud. The role emphasizes practical engineering, reliability, and collaboration with architects and scrum teams...SeniorWork at office
- Freedom Technology Solutions Group is seeking a Senior Software Engineer to join our on-site team in St. Louis, MO. You will lead design and development of web services, microservices, APIs, and geospatial data processing, collaborating closely with clients and stakeholders...Senior
- LaunchCode is seeking a highly motivated Software Developer for a fully remote position. You will develop enterprise-class software for business applications, collaborating on requirements gathering and software design. The ideal candidate has over 5 years of experience...SeniorRemote job
- LSEG is seeking passionate software engineers at the manager level to help build robust, enterprise-grade solutions that drive impactful results. If you are an experienced software engineer with skills in Java, Python, C++, or C# and a strong interest in AI, this role...Senior
- A leading engineering firm in St. Louis, Missouri is seeking a Senior Software Engineer for a full-time position requiring an active Top Secret/SCI clearance. This role focuses on full-stack Python development, API development, Kubernetes deployment, and modern DevOps...SeniorFull time
$112.2k - $151.8k
DevSecOps Software Engineer (Experienced or Senior)Company:The Boeing CompanyThe Boeing Company is looking for a DevSecOps Software Engineer (Experienced or Senior) to join our Government Vehicle Health Management Systems (GVHMS) software team in Hazelwood, MO. This position...SeniorPermanent employmentFull timeWork experience placementInterim roleCurrently hiringRelocationVisa sponsorshipWork visaRelocation packageFlexible hoursShift work- ...directly contribute to significant advancements in defense technology. Job Summary: We are seeking a highly skilled Senior Software Engineer with robust expertise in C++ embedded development for a position based in St. Louis, Missouri. The ideal candidate will have...Senior
$162.4k - $233k
Scale AI, Inc. in St. Louis is hiring a Senior Software Engineer to lead the development of backend systems for Federal customers. This role involves managing feature lifecycles, direct orchestration of agent fleets, and translating customer needs into technical requirements...Senior- ...Artificial Intelligence, Machine Learning, C#, NodeJS, React, AngularJS, .NET MVC, Azure SQL, Azure Cosmos DB, REST APIs, Azure Cloud, Software Architecture, Technical Leadership, Code Review, Project Management Benefits Employee Stock Ownership Plan (ESOP), Comprehensive...Senior
- Stereotaxis, a global leader in robotic technologies for interventional procedures, is seeking a Senior Software Engineer to drive the architecture and lifecycle development of C++ UI software for medical devices. You will code in Visual Studio, design features, and ensure...Senior
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Senior Software Engineer. Be the first to apply!
- software engineer internship Saint Louis, MO
- software development engineer aws Saint Louis, MO
- software developer internship no experience Saint Louis, MO
- real time software engineer Saint Louis, MO
- financial software developer Saint Louis, MO
- software engineer travel Saint Louis, MO
- experienced software developer Saint Louis, MO
- remote entry level software developer Saint Louis, MO
- information technology software engineer Saint Louis, MO
- software system engineer Saint Louis, MO


