Senior Software Engineer

campaignmonitor; United States; Remote; USD 140,000 - 190,000; Full time

Benefits offered by this job

Fully remote work

Flexible hours

Unlimited time off

Birthday day off

Parental leave

Home office setup allowance

Employee wellbeing resources

Life insurance

Professional development opportunities

Job summary

Campaign Monitor is seeking a senior software engineer to build and maintain scalable systems for large-scale customer communications. The role blends hands-on development, system design, and mentoring in a fully remote team.

You’ll work with Java and C#, evolve Kafka-based messaging, and leverage AWS, Docker, Terraform, and Kubernetes to deliver reliable, observable services while guiding colleagues and embracing AI-assisted tooling responsibly.

Qualifications

• Around nine or more years of professional software development experience, including commercial object-oriented programming with Java and another language; C# is preferred.
• Experience with Kafka or another messaging system and microservices.
• Strong system design and scalable architecture skills, plus cloud experience; AWS is preferred.
• Background in infrastructure and DevOps tools such as Docker, Terraform, and Kubernetes.
• Working knowledge of both relational and non-relational databases.
• Regular experience with AI development or review tools and the ability to evaluate their suggestions critically.
• Ability to communicate technical ideas clearly, work independently and collaboratively in a remote team, and support colleagues’ growth.

Responsibilities

• Develop and own reliable software using object-oriented design, and contribute to architectural decisions and system modernization.
• Evolve messaging and event-driven infrastructure, including Kafka or comparable message bus technologies.
• Work with cloud services, container platforms, infrastructure as code, and deployment automation to operate scalable systems.
• Design and support data solutions across SQL and NoSQL databases.
• Participate in a rotating on-call schedule, improve monitoring, and address reliability issues.
• Collaborate across disciplines, document technical decisions, review code, and mentor other engineers.
• Use AI coding and review assistants in daily work, checking their output and identifying responsible ways to reduce repetitive effort.

Skills

Java

C#

Microservices

AWS

AI development tools

SQL/NoSQL

Kafka

Docker

Terraform

Kubernetes

Tools

Kafka

Docker

Terraform

Kubernetes

Job description

Role overview

Build and maintain software that supports large-scale customer communications and marketing workflows. This senior engineering role combines hands-on development with system design, modernization, operational ownership, and technical mentorship. The team works remotely and expects engineers to use AI-assisted tools thoughtfully while applying independent engineering judgment.

Responsibilities

• Develop and own reliable software using object-oriented design, and contribute to architectural decisions and system modernization.
• Evolve messaging and event-driven infrastructure, including Kafka or comparable message bus technologies.
• Work with cloud services, container platforms, infrastructure as code, and deployment automation to operate scalable systems.
• Design and support data solutions across SQL and NoSQL databases.
• Participate in a rotating on-call schedule, improve monitoring, and address reliability issues.
• Collaborate across disciplines, document technical decisions, review code, and mentor other engineers.
• Use AI coding and review assistants in daily work, checking their output and identifying responsible ways to reduce repetitive effort.

Requirements

• Around nine or more years of professional software development experience, including commercial object-oriented programming with Java and another language; C# is preferred.
• Experience with Kafka or another messaging system and microservices.
• Strong system design and scalable architecture skills, plus cloud experience; AWS is preferred.
• Background in infrastructure and DevOps tools such as Docker, Terraform, and Kubernetes.
• Working knowledge of both relational and non-relational databases.
• Regular experience with AI development or review tools and the ability to evaluate their suggestions critically.
• Ability to communicate technical ideas clearly, work independently and collaboratively in a remote team, and support colleagues’ growth.

Benefits and work setup

• Fully remote work, flexible hours, unlimited time off, and a birthday day off are listed.
• Parental leave, a home office setup allowance, and employee assistance and wellbeing resources are offered.
• Additional offerings include life insurance, salary continuance, flu vaccinations, optional team gatherings, and professional development opportunities.