Senior Software Engineer, IAM & Microservices (AWS)

LexisNexis Risk Solutions; Town of Texas (WI); Hybrid; USD 95,000 - 159,000; Full time

Job summary

LexisNexis Risk Solutions is seeking a seasoned Software Engineer to contribute across the full engineering lifecycle for the Web Access Management platform.

You will design, implement, and test backend services in Java/Spring/Micronaut while migrating legacy systems to cloud-native microservices on AWS, and collaborate with product managers, architects, and other engineers to deliver secure, scalable identity and access solutions.

Qualifications

• 7+ years of Software Engineering experience.
• BS Engineering/Computer Science or equivalent experience.
• Strong proficiency in Java / J2EE, with hands-on experience in Spring Framework / Spring Boot and/or Micronaut.
• Experience designing and building microservices and RESTful APIs; familiarity with clean/hexagonal architecture and SOLID principles.
• Proficiency in frontend development with JavaScript / TypeScript and a modern framework (Angular preferred); solid understanding of web markup including HTML5, CSS3, and JSP.
• Proficient with relational databases (Oracle and/or PostgreSQL) and proven ability to write SQL queries; exposure to NoSQL (DynamoDB) a plus.
• Understanding of data modelling principles and ability to work with complex data models.
• Hands-on experience with a cloud platform (AWS preferred) and infrastructure-as-code (Terraform).
• Experience with containerization (Docker) and web servers / reverse proxies (Apache, NGINX); comfortable working in Linux/UNIX environments.
• Familiarity with authentication & authorization protocols — OAuth 2.0, OpenID Connect, SAML, MFA, and identity federation.
• Strong understanding of web application security principles and best practices (OWASP).
• Strong knowledge of Git and code repository best practices.
• Good understanding of today's web application technologies, web infrastructure (software and hardware), and the DevOps process.
• Experience with build tooling (Gradle and/or Maven) and package management (npm).
• Familiarity with industry best practices — test-driven development and code coverage (Jacoco, SonarQube).
• Knowledge of messaging / event-driven systems (SQS, Kinesis, EventBridge, Step Functions) a plus.
• Knowledge of software development methodologies (e.g., Agile, Waterfall).
• Ability to write and review portions of detailed specifications for the development of system components of moderate complexity.
• Ability to complete moderately complex bug fixes.
• Ability to work well with internal and external technology resources.
• Good oral and written English communication skills.

Responsibilities

• Interface with product managers, architects, and other technical team members to finalize requirements for identity, entitlement, authentication, and access-token services.
• Write and review portions of detailed specifications and design documents for the development of system components of moderate complexity.
• Work closely with other development team members to understand moderately complex product requirements and translate them into scalable software designs.
• Design, implement, and unit-test backend services (Java / Spring / Micronaut) and, where needed, frontend components (Angular / TypeScript).
• Contribute to the replatforming of legacy services to Micronaut microservices, applying clean/hexagonal architecture and SOLID principles.
• Build and maintain secure RESTful APIs and integrations across OAuth 2.0, OpenID Connect, SAML, and MFA flows.
• Successfully apply development processes, secure-coding best practices, and code reviews (SonarQube quality gates, Jacoco coverage).
• Author unit, integration, and end-to-end tests (JUnit, Mockito, Cypress) and support CI/CD pipelines (GitHub Actions, Azure DevOps, Gradle).
• Operate in various development environments (Agile, Waterfall, etc.) while collaborating with key stakeholders.
• Resolve technical issues, troubleshoot production incidents, and complete bug fixes.
• Keep abreast of new technology developments in identity & access management, cloud, and application security.
• All other duties as assigned.

Skills

Java

Spring Framework

Micronaut

RESTful APIs

OAuth 2.0

Angular

AWS

CI/CD

SQL

DevOps

Education

BS Engineering/CS

Tools

Git

Gradle

Maven

Terraform

Docker

JUnit

Cypress

Job description

LexisNexis Risk Solutions is seeking a seasoned Software Engineer to contribute across the full engineering lifecycle for the Web Access Management platform.

You will design, implement, and test backend services in Java/Spring/Micronaut while migrating legacy systems to cloud-native microservices on AWS, and collaborate with product managers, architects, and other engineers to deliver secure, scalable identity and access solutions.