Senior ServiceNow Developer: AWS & Kafka Integrations Lead

GCyber; Washington (District of Columbia); Hybrid; USD 120,000 - 180,000; Full time

Benefits offered by this job

Paid Leave

Parental Leave

Retirement Plan

Disability Insurance

Health Insurance

Professional Development

Commuter Benefits

Job summary

GCyber in Washington, DC seeks a Senior ServiceNow Developer to design and lead a custom ServiceNow application, integrated with an AWS-enabled environment. You will translate requirements into technical designs, build server-side and client-side features in JavaScript, and drive data models, security, and interfaces.

You will design REST APIs, integrations, and middleware connections, mentor junior staff, and help ensure robust testing, release planning, and production support across complex

Qualifications

• Seven or more years of software development experience, including at least four years of hands-on ServiceNow application development.
• Experience designing complex custom or scoped ServiceNow applications.
• Advanced JavaScript skills and strong software engineering fundamentals.
• Strong knowledge of Business Rules, Script Includes, Client Scripts, UI Policies, ACLs, Glide APIs, Flow Designer.
• Experience designing integrations with external systems, including authentication, transformation, error handling, retries, and transaction logging.

Responsibilities

• Lead the design and development of complex capabilities within a custom ServiceNow application.
• Translate functional, operational, security, and interface requirements into technical designs and development tasks.
• Develop advanced server-side and client-side functionality using JavaScript, ServiceNow APIs, scoped application capabilities, and reusable components.
• Design data models, security structures, workflows, interfaces, transaction logic, and error-handling patterns.
• Develop and maintain integrations with AWS-hosted services, external applications, data sources, and enterprise platforms.
• Design REST APIs, scripted services, IntegrationHub connections, MID Server integrations, and other approved interfaces.
• Contribute to Kafka-based messaging, asynchronous processing, and Elasticsearch-based search, indexing, or analytics patterns.
• Establish coding standards and reusable patterns that improve maintainability, security, consistency, and testability.
• Conduct code reviews and mentor mid-level and junior developers.
• Diagnose complex application, integration, data, security, and performance issues across components.
• Define unit and integration testing and support regression, security, performance, and acceptance testing.
• Support release planning, deployment validation, rollback planning, and production troubleshooting.
• Produce technical designs, interface documentation, data mappings, deployment procedures, and operational documentation.

Skills

ServiceNow development

JavaScript

REST integrations

AWS integration

Data modeling

Security concepts

Mentoring

Code reviews

Stakeholder communication

Education

Bachelor's degree in Computer Science / related field

Tools

ServiceNow platform

AWS

Kafka

Elasticsearch

IntegrationHub

MID Server

Job description

GCyber in Washington, DC seeks a Senior ServiceNow Developer to design and lead a custom ServiceNow application, integrated with an AWS-enabled environment. You will translate requirements into technical designs, build server-side and client-side features in JavaScript, and drive data models, security, and interfaces.

You will design REST APIs, integrations, and middleware connections, mentor junior staff, and help ensure robust testing, release planning, and production support across complex