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Software Engineering Jobs in Washington, MO (NOW HIRING)

Title and Summary Manager Software Engineering Overview Mastercard is seeking a Manager, Software Engineering to lead a high-performing team responsible for building, enhancing, and supporting ...

Title and Summary Manager Software Engineering Overview Leads a team of software engineers delivering enterprise integration solutions across cloud-based platforms while remaining hands-on in ...

Title and Summary Manager, Software Engineering We are seeking a visionary and results-driven Engineering Manager to lead a service group in our critical Decision Management Platform for fraud ...

Director, Software Engineering

O Fallon, MO · On-site

$236K/yr

Title and Summary Director, Software Engineering Director, Software Engineering Responsible for leading a team of Java Engineers and delivery of high-quality software solutions in a timely and cost ...

Director, Software Engineering

O Fallon, MO · On-site

$236K/yr

Title and Summary Director, Software Engineering Director, Software Engineering Responsible for leading a team of Java Engineers and delivery of high-quality software solutions in a timely and cost ...

Title and Summary Manager, Software Engineering We are seeking a visionary and results-driven Engineering Manager to lead a service group in our critical Decision Management Platform for fraud ...

Title and Summary Manager, Software Engineering We are seeking a visionary and results-driven Engineering Manager to lead a service group in our critical Decision Management Platform for fraud ...

Title and Summary Manager, Software Engineering Summary Job Overview: Providing Innovative, Secure, and Reliable Switching Solutions is the lifeblood of Mastercard Core Products, we are currently ...

Senior Software Engineer

O Fallon, MO · On-site

$114K - $151K/yr

The Global Product Engineering team builds foundational payment solutions that are secure, resilient, scalable, and operationally reliable. This role is for a Senior Software Engineer who will ...

Senior Software Engineer

O Fallon, MO

$114K - $151K/yr

The Global Product Engineering team builds foundational payment solutions that are secure, resilient, scalable, and operationally reliable. This role is for a Senior Software Engineer who will ...

This role drives software engineering excellence by leading architecture and design activities, promoting modern engineering practices, mentoring team members, and ensuring high-quality delivery ...

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Showing results 1-20

Software Engineering information

See Washington, MO salary details

$56.2K

$130.5K

$181.7K

How much do software engineering jobs pay per year?

As of Aug 27, 2026, the average yearly pay for software engineering in Washington, MO is $130,462.00, according to ZipRecruiter salary data. Most workers in this role earn between $106,100.00 and $153,000.00 per year, depending on experience, location, and employer.

What is software engineering?

Software engineering is the discipline of designing, developing, testing, and maintaining software applications and systems. It involves applying engineering principles and systematic methods to ensure software is reliable, efficient, and meets user requirements. Software engineers work with programming languages, frameworks, and tools to solve problems and build solutions for various industries. The field encompasses many specializations, including front-end development, back-end development, DevOps, and more.

What are the key skills and qualifications needed to thrive as a software engineer, and why are they important?

To thrive as a Software Engineer, you need strong programming skills in languages such as Python, Java, or C++, along with a solid understanding of computer science fundamentals and a relevant degree. Familiarity with development tools like Git, cloud platforms, version control systems, and knowledge of software development methodologies are typically required. Problem-solving abilities, effective communication, and teamwork are valuable soft skills that help engineers collaborate and deliver high-quality solutions. These skills and qualities are essential to create efficient, maintainable software and to adapt to rapidly evolving technologies and project requirements.

What are some common challenges software engineers face when working on large-scale projects, and how can they be addressed?

Software engineers working on large-scale projects often encounter challenges such as managing codebase complexity, coordinating with distributed teams, and ensuring consistent coding standards. To address these issues, teams typically implement version control systems, conduct regular code reviews, and use agile methodologies to break tasks into manageable sprints. Effective communication tools and clear documentation also play a crucial role in keeping everyone aligned and minimizing misunderstandings.

What is the difference between Software Engineering vs Software Development?

AspectSoftware EngineeringSoftware Development
CredentialsBachelor's in Computer Science or related, certifications like CSWA or AWSBachelor's in Computer Science or related, coding bootcamps
Work EnvironmentDesigning, planning, and managing software projectsWriting, testing, and debugging code
Industry UsageUsed across tech, finance, healthcare, and more for complex systemsCommon in startups, small teams, and for app development

Software engineering involves designing and managing software projects, focusing on architecture and lifecycle. Software development primarily centers on coding and building applications. While both roles require similar educational backgrounds, software engineers often handle broader project planning, whereas developers focus on coding tasks.

Is software engineering a well paying job?

Software engineering is generally a well-paying profession, with median salaries often higher than many other fields, especially for those with experience, specialized skills, or certifications. Salaries can vary based on location, industry, and level of expertise, but it is considered a lucrative career choice overall.

What jobs can a software engineer do?

A software engineer can work in roles such as application developer, systems engineer, web developer, mobile app developer, or software architect. They often design, develop, test, and maintain software solutions using programming languages like Java, Python, or C++, and may work in various industries including technology, finance, healthcare, and gaming.

What work will a software engineer do?

A software engineer designs, develops, tests, and maintains software applications and systems. They write code using programming languages, collaborate with teams to solve technical problems, and often use tools like version control systems and development environments. Their work may also involve debugging, documentation, and ensuring software meets quality standards.

What cities near Washington, MO are hiring for Software Engineering jobs?

Cities near Washington, MO with the most Software Engineering job openings:

Infographic showing various Software Engineering job openings in Washington, MO as of August 2026, with employment types broken down into 84% Full Time, 13% Part Time, and 3% Contract. Highlights an 85% Physical, 4% Hybrid, and 11% Remote job distribution, with an average salary of $130,462 per year, or $62.7 per hour.

Manager, Software Engineering

MasterCard

O Fallon, MO

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Re-posted 9 days ago


Job description

Our Purpose

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build asustainableeconomy where everyone can prosper. We support a wide range of digital payments choices, making transactionssecure, 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 potential.

Title and Summary

Manager, Software EngineeringAbout the Role
This is an exciting opportunity to join Mastercard's global credit card authorization program. We facilitate billions of transactions among issuers, acquirers, and service providers worldwide. We are looking for a strong software engineering people leader to build advanced technologies and applications that revolutionize payments.
As a Software Engineering Manager, you will lead a cross-functional team while helping shape the strategic direction of critical payment systems. You will be responsible for driving engineering excellence across software design, development, testing, security, performance, operability, and delivery, ensuring solutions are scalable, resilient, and aligned with Mastercard's enterprise objectives.
Role
As a Software Engineering People Manager, you will:
Team Leadership & Development
Serve as a servant leader for a cross-functional engineering team including Software Engineers, Technical Program Managers, and Product Manager-Technical roles.
Recruit, develop, and retain top engineering talent, ensuring a high-performing and diverse team.
Coach and mentor engineers, helping them grow technical expertise, leadership capabilities, and business acumen.
Conduct performance reviews, career development planning, and regular coaching conversations.
Engineering Strategy & Enterprise Leadership
Partner with product, architecture, and business stakeholders to define technical strategies that support both team objectives and broader enterprise priorities.
Translate business and customer needs into actionable engineering roadmaps and technology initiatives.
Promote an enterprise mindset by identifying opportunities for cross-team collaboration, platform reuse, operational efficiencies, and shared engineering practices.
Software Architecture & Design
Collaborate with architects and senior engineers to design scalable, secure, maintainable, and highly available systems.
Review and approve software designs and architectural decisions, ensuring alignment with enterprise architecture standards.
Guide teams in applying modern architecture patterns, API-first design principles, modular services, and event-driven architectures.
Drive design tradeoff discussions on balancing performance, maintainability, scalability, operational complexity, and business value.
Software Development & Engineering Excellence
Remain technically engaged and provide guidance on software development best practices across the entire SDLC.
Promote clean code, reusable components, maintainable architecture, and engineering craftsmanship.
Review designs, code, and implementations with an emphasis on quality, security, resiliency, maintainability, and performance.
Guide engineers in applying effective use of data structures, algorithms, and performance-aware design techniques.
Testing & Quality Engineering
Establish and promote best practices for unit testing, functional testing, integration testing, and automated quality validation.
Ensure teams maintain appropriate test coverage and incorporate testing into CI/CD pipelines.
Drive quality engineering practices that improve reliability, reduce defects, and increase confidence in releases.
Champion automation strategies that improve engineering productivity and software quality.
Performance Engineering
Drive performance engineering practices across the team, including performance testing, benchmarking, scalability analysis, and system tuning.
Ensure applications are designed and optimized for high-volume, low-latency transaction processing environments.
Monitor and improve application performance, throughput, resource utilization, and reliability.
Partner with engineers to identify and eliminate performance bottlenecks through effective system design and algorithm selection.
Secure Software Engineering
Ensure teams follow secure coding standards and software security best practices throughout the development lifecycle.
Promote security-by-design principles including threat modeling, secure architecture reviews, vulnerability management, and risk mitigation.
Partner with security teams to ensure applications meet Mastercard security requirements and industry standards.
Operability & Reliability Engineering
Own the operational health of applications and services, including observability, monitoring, logging, alerting, and supportability.
Drive engineering practices that improve reliability, availability, resiliency, and maintainability.
Ensure systems are designed for efficient operations, incident response, and long-term sustainability.
Support Site Reliability Engineering and DevOps practices that improve operational excellence.
Troubleshooting & Incident Management
Lead teams in diagnosing and resolving complex production issues across distributed systems and applications.
Facilitate root cause analysis activities and ensure corrective actions are implemented.
Provide leadership during incidents and production escalations, helping restore service quickly while minimizing business impact.
Delivery & Execution
Drive execution and delivery of strategic initiatives while balancing business priorities, technical debt, operational needs, and team capacity.
Own delivery of health, risk management, dependency tracking, and stakeholder communications.
Make rapid, informed decisions in fast-paced environments, providing clarity amid ambiguity.
Drive senior management communication, including delivery updates, operational readiness, risk assessments, and escalations.
All About You
Proven experience leading high-performing software engineering teams.
Hands-on experience with software development using Java, C/C++, or similar object-oriented languages.
Demonstrated experience designing scalable, secure, highly available, and resilient distributed systems.
Experience building and operating high-volume, low-latency transaction processing platforms.
Strong understanding of software architecture, API design, microservices, and event-driven systems.
Strong understanding of testing practices including unit, functional, integration, and automated testing frameworks.
Experience with performance engineering, capacity planning, system optimization, and scalability testing.
Strong understanding of secure coding practices, application security principles, and secure software development lifecycle methodologies.
Strong understanding of observability, monitoring, operational readiness, and reliability engineering practices.
Demonstrated ability to apply computer science fundamentals, including data structures, algorithms, and performance optimization techniques.
Experience conducting code reviews and establishing engineering quality standards.
Strong analytical, problem-solving, troubleshooting, and decision-making abilities.
Ability to develop and communicate technical vision and engineering strategy.
Strong enterprise mindset with a focus on business outcomes and cross-functional collaboration.
Proven ability to drive organizational change, technology adoption, and continuous improvement initiatives.
Strong communication and stakeholder management skills across all levels of the organization.
Ability to inspire teams, navigate ambiguity, and consistently deliver results in a complex environment.Mastercard is a merit-based, inclusive, equal opportunity employer that considers applicants without regard to gender, gender identity, sexual orientation, race, ethnicity, disabled or veteran status, or any other characteristic protected by law. We hire the most qualified candidate for the role. In the US or Canada, if you require accommodations or assistance to complete the online application process or during the recruitment process, please contact reasonable_accommodation@mastercard.com and identify the type of accommodation or assistance you are requesting. Do not include any medical or health information in this email. The Reasonable Accommodations team will respond to your email promptly.

Corporate Security Responsibility


All activities involving access to Mastercard assets, information, and networks comes with an inherent risk to the organization and, therefore, it is expected that every person working for, or on behalf of, Mastercard is responsible for information security and must:

  • Abide by Mastercard's security policies and practices;

  • Ensure the confidentiality and integrity of the information being accessed;

  • Report any suspected information security violation or breach, and

  • Complete all periodic mandatory security trainings in accordance with Mastercard's guidelines.

In line with Mastercard's total compensation philosophy and assuming that the job will be performed in the US, the successful candidate will be offered a competitive base salary and may be eligible for an annual bonus or commissions depending on the role. The base salary offered may vary depending on multiple factors, including but not limited to location, job-related knowledge, skills, and experience. Mastercard benefits for full time (and certain part time) employees generally include: insurance (including medical, prescription drug, dental, vision, disability, life insurance); flexible spending account and health savings account; paid leaves (including 16 weeks of new parent leave and up to 20 days of bereavement leave); 80 hours of Paid Sick and Safe Time, 25 days of vacation time and 5 personal days, pro-rated based on date of hire; 10 annual paid U.S. observed holidays; 401k with a best-in-class company match; deferred compensation for eligible roles; fitness reimbursement or on-site fitness facilities; eligibility for tuition reimbursement; and many more. Mastercard benefits for interns generally include: 56 hours of Paid Sick and Safe Time; jury duty leave; and on-site fitness facilities in some locations.

Pay Ranges

O'Fallon, Missouri: $140,000 - $231,000 USD