Senior Software Engineer

Marsh Mclennan; Xico; Hybrid; MXN 900,000 - 1,300,000; Full time

Job summary

Oliver Wyman is seeking a Senior Software Engineer to lead the design and delivery of scalable, secure software architectures across multiple initiatives. This hybrid role requires in-office work at least three days a week in Mexico City, collaborating with Technology and IT teams, and driving innovation while maintaining high standards of integrity and service excellence.

The ideal candidate has 7+ years in software engineering, strong cloud and microservices expertise, and proficiency with

Qualifications

• Bachelor’s degree in computer science, Engineering, or related field or equivalent experience.
• 7+ years of experience as a Software Engineer or similar role.
• Experience with cloud platforms (AWS preferred, Azure, multi-cloud).
• Strong problem-solving and analytical skills.
• Hands-on 80% with architectural vision.
• Experience with microservices, Kubernetes, and CI/CD pipelines.
• Proficient with Node.js, Angular, React, MongoDB, PostgreSQL, APIs.
• Advanced Level of English is a Must.

Responsibilities

• Lead the design, development, and implementation of scalable, secure architectures.
• Architect cloud infrastructure across AWS, Azure, and multi-cloud environments.
• Oversee integration of AI agents and AI-driven systems.
• Collaborate with product managers, developers, and clients to define technical requirements.
• Provide technical leadership and mentorship to development teams.
• Conduct architectural reviews and enforce best practices in security and infrastructure.
• Stay current with emerging technologies to drive innovation.
• Advocate for security, data protection, and compliance.

Skills

Cloud experience

Microservices

Kubernetes

CI/CD

Node.js

Angular

React

MongoDB

PostgreSQL

APIs

English

Education

Bachelor’s degree

Tools

AWS

Azure

Multi-cloud

Job description

Company: Oliver Wyman

Description:

Senior Software Engineer

We are seeking a Senior Software Engineer to join our team at Marsh. This role will be based in Mexico City. This is a hybrid role that has a requirement of working at least three days a week in the office. As a Senior Software Engineer at Marsh, you will lead the design and delivery of robust, scalable, and secure software architectures across multiple initiatives. You will also will collaborate closely across Technology and Operating Company IT teams, driving innovation while upholding the highest standards of integrity and service excellence.

We will count on you to:

• Lead the design, development, and implementation of scalable, secure, and maintainable architectures aligned with business goals and enterprise standards.
• Architect cloud infrastructure solutions across AWS, Azure, and multi-cloud environments, ensuring reliability, scalability, and security.
• Oversee the integration and orchestration of AI agents and AI-driven systems, ensuring operational excellence.
• Collaborate with product managers, developers, and internal clients to define technical requirements and deliver successful projects.
• Provide technical leadership and mentorship to development teams, fostering a culture of continuous learning and knowledge sharing.
• Conduct architectural reviews and enforce best practices in software development, integration, security, and infrastructure.
• Stay current with emerging technologies and industry trends to drive innovation and continuous improvement.
• Advocate for security best practices, data protection, and compliance throughout the software lifecycle.

What you need to have:

• Bachelor’s degree in computer science, Engineering, or a related field, or equivalent experience.
• 7+ years of experience as a Software Engineer, or similar role in a technology-driven environment.
• Proven expertise in cloud platforms (AWS preferred, Azure, multi-cloud) and cloud-native architecture.
• Analytical thinker with excellent problem-solving skills.
• Comfortable being 80% hands-on while maintaining architectural vision
• Strong hands‑on experience with microservices architecture, containerization (Kubernetes), and CI/CD pipelines.
• Deep knowledge of software development methodologies, design patterns, and architectural frameworks.
• Proficient in modern technology stacks including Node.js, Angular, React, MongoDB, PostgreSQL, JSON, and APIs.
• Advanced Level of English is a Must

Why join our team:

• We help you be your best through professional development opportunities, interesting work and supportive leaders.
• We foster a vibrant and inclusive culture where you can work with talented colleagues to create new solutions and have impact for colleagues, clients and communities.
• Our scale enables us to provide a range of career opportunities, as well as benefits and rewards to enhance your well‑being.

Marsh (NYSE: MRSH) es un líder global en riesgo, reaseguros y capital, personas e inversiones, y consultoría de gestión, y asesora a clientes en 130 países. Con ingresos anuales de más de $27 000 millones y más de 95 000 colegas, Marsh ayuda a construir la confianza para prosperar a través del poder de la perspectiva. Para obtener más información, visite corporate.marsh.com o síganos en LinkedIn y X. Marsh se compromete a crear un entorno de trabajo diverso, inclusivo y flexible. Nuestro objetivo es atraer y retener a las mejores personas y abrazar la diversidad de edad, origen, discapacidad, origen étnico, responsabilidades familiares, orientación o expresión de género, estado civil, nacionalidad, estado parental, estado personal o social, afiliación política, raza, religión y creencias, sexo/género, orientación o expresión sexual, color de piel o cualquier otra característica protegida por la ley aplicable. Marsh está comprometida con el trabajo híbrido, que incluye la flexibilidad de trabajar de forma remota y la colaboración, las conexiones y los beneficios del desarrollo profesional de trabajar juntos en la oficina. Se espera que todos los colegas de Marsh estén en su oficina local o trabajando en el sitio con clientes por lo menos tres días a la semana. Los equipos que trabajan desde la oficina identificarán al menos un día de asistencia presencial a la semana en el que todo su equipo estará reunido en persona.