Senior Appian Software Engineer Jobs in Missouri

Our Deloitte AI & Engineering team to transform technology platforms, drive innovation, and help make a significant impact on our clients' success. You'll work alongside talented professionals reimagining and reengineering operations and processes that are critical to businesses. Your contributions can help clients improve financial performance, accelerate new digital ventures, and fuel growth through innovation.

Recruiting for this role ends on October 20, 2026.

Work you'll do

As a Software Engineer II on the GPS Engineering as a Service team, you will be responsible for delivering Appian-based business process solutions that support mission objectives.

• Design, build, test, and deploy Appian applications that support client mission and operational requirements
• Translate stakeholder requirements into scalable Appian workflows, interfaces, and process models
• Integrate Appian applications with enterprise data sources, application programming interfaces, and third-party systems in secure environments
• Participate in Agile delivery activities, including sprint planning, daily stand-ups, backlog refinement, and release support
• Apply Appian development standards, reusable components, and performance practices to support maintainability and technical quality

A successful candidate would possess these skills:

• Ability to work independently and collaborate as part of a team
• Effective written and verbal communication skills
• Meticulous attention to detail and quality of work product
• Ability to build and sustain professional relationships
• Ability to lead projects or workstreams
• Ability to manage and prioritize multiple tasks in a fast-paced and dynamic environment
• Strong interpersonal skills and professional demeanor
• Ability to meet deadlines
• Ability to provide clear guidance to others

The team

Deloitte's Government & Public Services (GPS) practice - our people, ideas, technology and outcomes - is designed for impact. Serving federal, state, & local government clients as well as public higher education institutions, our team of professionals brings fresh perspective to help clients anticipate disruption, reimagine the possible, and fulfill their mission promise.

Our Engineering as a Service offering provides end-to-end design, implementation, and technology operations, leveraging our core engineering expertise. We help transform engineering teams, modernize technology, & deliver complex programs with a product engineering mindset. Our flexible delivery models- traditional teams, pools, or pods, are tailored for each client's needs, offering engineering-led Advise, Implement, & Operate capabilities to accelerate innovation.

Qualifications

Required:

• Bachelor's degree
• Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future
• Must be able to obtain and maintain a Secret clearance
• 3+ years of experience developing Appian applications and translating stakeholder requirements into platform solutions
• 3+ years of experience integrating Appian applications with enterprise data sources, application programming interfaces, and third-party services
• 3+ years of experience documenting technical solutions, processes, and configurations for sustainment and audit readiness
• Ability to travel 0-25%, on average, based on the work you do and the clients and industries/sectors you serve

Preferred:

• Appian Senior Developer Certification or Appian Lead Developer Certification

The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. The disclosed range estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. At Deloitte, it is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range is $86,700 to $170,900

You may also be eligible to participate in a discretionary annual incentive program, subject to the rules governing the program, whereby an award, if any, depends on various factors, including, without limitation, individual and organizational performance.

Qualifications:

Our Deloitte AI & Engineering team to transform technology platforms, drive innovation, and help make a significant impact on our clients' success. You'll work alongside talented professionals reimagining and reengineering operations and processes that are critical to businesses. Your contributions can help clients improve financial performance, accelerate new digital ventures, and fuel growth through innovation.

Recruiting for this role ends on October 20, 2026.

Work you'll do

As a Software Engineer II on the GPS Engineering as a Service team, you will be responsible for delivering Appian-based business process solutions that support mission objectives.

• Design, build, test, and deploy Appian applications that support client mission and operational requirements
• Translate stakeholder requirements into scalable Appian workflows, interfaces, and process models
• Integrate Appian applications with enterprise data sources, application programming interfaces, and third-party systems in secure environments
• Participate in Agile delivery activities, including sprint planning, daily stand-ups, backlog refinement, and release support
• Apply Appian development standards, reusable components, and performance practices to support maintainability and technical quality

A successful candidate would possess these skills:

• Ability to work independently and collaborate as part of a team
• Effective written and verbal communication skills
• Meticulous attention to detail and quality of work product
• Ability to build and sustain professional relationships
• Ability to lead projects or workstreams
• Ability to manage and prioritize multiple tasks in a fast-paced and dynamic environment
• Strong interpersonal skills and professional demeanor
• Ability to meet deadlines
• Ability to provide clear guidance to others

The team

Deloitte's Government & Public Services (GPS) practice - our people, ideas, technology and outcomes - is designed for impact. Serving federal, state, & local government clients as well as public higher education institutions, our team of professionals brings fresh perspective to help clients anticipate disruption, reimagine the possible, and fulfill their mission promise.

Our Engineering as a Service offering provides end-to-end design, implementation, and technology operations, leveraging our core engineering expertise. We help transform engineering teams, modernize technology, & deliver complex programs with a product engineering mindset. Our flexible delivery models- traditional teams, pools, or pods, are tailored for each client's needs, offering engineering-led Advise, Implement, & Operate capabilities to accelerate innovation.

Qualifications

Required:

• Bachelor's degree
• Must be legally authorized to work in the United States without the need for employer sponsorship, now or at any time in the future
• Must be able to obtain and maintain a Secret clearance
• 3+ years of experience developing Appian applications and translating stakeholder requirements into platform solutions
• 3+ years of experience integrating Appian applications with enterprise data sources, application programming interfaces, and third-party services
• 3+ years of experience documenting technical solutions, processes, and configurations for sustainment and audit readiness
• Ability to travel 0-25%, on average, based on the work you do and the clients and industries/sectors you serve

Preferred:

• Appian Senior Developer Certification or Appian Lead Developer Certification

The wage range for this role takes into account the wide range of factors that are considered in making compensation decisions including but not limited to skill sets; experience and training; licensure and certifications; and other business and organizational needs. The disclosed range estimate has not been adjusted for the applicable geographic differential associated with the location at which the position may be filled. At Deloitte, it is not typical for an individual to be hired at or near the top of the range for their role and compensation decisions are dependent on the facts and circumstances of each case. A reasonable estimate of the current range is $86,700 to $170,900

You may also be eligible to participate in a discretionary annual incentive program, subject to the rules governing the program, whereby an award, if any, depends on various factors, including, without limitation, individual and organizational performance.

Education:Bachelor's DegreeEmployment Type: