A 160‑year‑old, 100% employee‑owned U.S. construction firm delivering complex building projects nationally.
Develop custom apps & integrations using modern frameworks, ensure DevSecOps compliance.
1 months ago ago
Intermediate (4-7 years), Junior (1-3 years)
Full Time
St Louis, MO
Office Full-Time
Company Size
7,400 Employees
Service Specialisms
Construction services
Project Management
Consulting
Engineering
Design
General Contractor
Turnkey
Sector Specialisms
Healthcare
Education
Science + Technology
Sports + Entertainment
Retail + Hospitality
Industrial
Commercial
Government
Role
Description
modular design
custom apps
integration development
shift‑left security
performance optimization
technical support
Develop solutions for maximum reusability, using components available in enterprise applications and platforms. Promote modular approach in solution design and development. Maintain a robust integration application and integration environment to promote long-term flexibility and growth.
Ensure integration and application solutions follow McCarthy’s security practices and guidelines.
Design and develop custom applications using modern frameworks such as Ruby on Rails or Django, integrating them into McCarthy’s ecosystem of applications.
Develop strong partnerships with internal IT staff to ensure solutions address McCarthy’s needs effectively and requests are addressed in a timely and effective manner. Work closely with business system analysts and product owners in understanding requirements and building solutions that implement user stories effectively.
Adhere to and promote a shift-left security mindset for pipeline, secrets management and supply chain functions.
Keep up with the latest on tools and platforms by attending vendor events and leveraging learning opportunities.
Constantly seek to improve current solutions. Identify opportunities to improve performance, automate workflows and improve end-user experience.
Support the procurement of new applications and platforms by evaluating technical capabilities and providing insight.
Enforce input validation and output encoding, avoid hardcoded secrets and credentials, apply least privilege logic in API and service interactions, use strong modern cryptography, sanitize logs, and perform threat modeling early and regularly.
Provide technical support and guidance for efficient and effective resolution of issues. Respond to queries from application teams in a timely manner to reduce disruption to end users.
Design and develop integration solutions by applying best practices and standard patterns in data model design, data transfer and event-based processing. Leverage integration capabilities such as Rest APIs, message queues and remote process execution in developing solutions. Implement solutions that process both structured and unstructured data (images, videos, model files etc.).
Requirements
aws
azure
sql
.net
agile
boomi
Strong interpersonal and communication skills. Strong team player with a collaborative mindset.
Knowledge of cloud platforms such as AWS, Azure and Microsoft Office 365.
Follow best practices and support organizational effort in managing projects and tasks effectively. Demonstrate an agile mindset in planning and execution of tasks.
Experience working on projects using an Agile approach and the Scrum framework.
(Nice to have) Experience developing solutions on a data integration platform such as Palantir. Experience building applications using a low-code/no-code platform such as Microsoft PowerApps, Appian or QuickBase.
Strong knowledge of database capabilities in building integration solutions, preferably on Oracle or SQL Server. Strong knowledge of SQL. Solid understanding of data formats including JSON and XML.
Working knowledge of DevSecOps practices and tools (DAST/SAST/SCA/secrets scanning) and severity-based remediation workflows in CI/CD. Examples of tools include Checkmarx, OWASP, GitHub, Snyk, Terrasan and Terraform
5+ years of application development experience on a modern stack (e.g., .NET 6+/C#, Node.js/TypeScript, Python, Ruby — Ruby on Rails/Sinatra/ActiveRecord) building RESTful services, event-driven components, and CI/CD-backed deployments; familiarity with containers and cloud services is a plus.
Experience with an enterprise iPaas (integration platform as a service) such as Boomi, Mulesoft or Snaplogic. Boomi experience would be preferable.
Practical experience with secure file transfer (SFTP), key management, and PGP encryption in automated pipelines.
Benefits
Information not given or found
Training + Development
Information not given or found
Interview process
Information not given or found
Visa Sponsorship
Information not given or found
Security clearance
Information not given or found
Company
Overview
Annual Revenues in Billions
Financial Strength
The company generates annual revenue in the billions, reflecting its significant market presence.
7,400 Employees
Workforce Size
The company employs around 7,400 professionals across regional offices.
#30 Ranking
Employee-Owned Firm
Ranked #30 among the top employee-owned construction firms in the 2021 NCEO list.
Evolved from a regional lumber business into one of America’s oldest privately held national builders.
Serves diverse sectors including energy, infrastructure, industrial, water, and marine with end-to-end construction services.
Known for tackling complex projects such as hospitals, labs, airports, and parking structures.
Features include blending traditional craftsmanship with modern design-phase innovation.
Balances large-scale capability with local expertise and deep community roots.
Culture + Values
Genuine – respect for the work we do and the people who do it; recognized for being honest and following through on commitments.
We, Not I – belief in the force multiplier (power) of teamwork and a consistent habit of sharing credit.
All In – fully committed and a reputation as someone people can count on to do whatever it takes to get the job done.
Environment + Sustainability
9.5 GW
Clean Energy Delivered
Constructed 85+ utility-scale clean energy projects, including 9.5 GW of clean energy and 1.033 GW of battery storage.
1 GW
Solar Projects Underway
Currently building four large-scale solar projects across Texas and Arizona, expected to reach total capacity by mid-2025.
800+ Jobs
Solar Construction Employment
Creating significant employment opportunities, including 200+ apprenticeships in solar energy.
Opened 2011
Net-Zero Parking Structure
Completed a cutting-edge net-zero parking structure at Long Beach City College featuring green design innovations.
Solar apprenticeship program is U.S. Department of Labor-approved, includes renewable energy module, and registered in multiple states to align with Inflation Reduction Act standards.
Inclusion & Diversity
Values diversity, equity, and inclusion as part of brand standards, aiming to create an environment where everyone can succeed without barriers.
Promotes an 'inclusive culture' built on people, community, and clients, ensuring 'everyone has the opportunity to succeed without barriers'.
No specific gender or demographic percentages were publicly disclosed in sourced material.