Senior Software Engineer I

  • LexisNexis Risk Solutions
  • Southampton, Hampshire
  • 18/06/2026
Full time Information Technology Telecommunications

Job Description

About the Role

This role focuses on designing, building, and operating secure, scalable cloud infrastructure to support data platforms across AWS, Databricks, and Snowflake. You will work closely with engineering and security teams to enable reliable, observable, and cost efficient systems. The position plays a key role in improving platform performance, resilience, and operational excellence.

Responsibilities
  • Design, build, and manage cloud infrastructure using Infrastructure as Code with consistent, auditable environments
  • Operate and enhance observability using Grafana, including dashboards, alerts, and noise reduction
  • Implement and validate backup and disaster recovery processes, ensuring readiness and alignment to RPO/RTO
  • Troubleshoot incidents across infrastructure and data platforms, leading root cause analysis and mitigation
  • Optimize performance and cost through usage analysis, rightsizing, and architectural improvements
  • Collaborate with security teams to enforce encryption, access controls, and compliance standards
  • Maintain clear operational documentation, runbooks, and knowledge sharing
  • Support platform reliability and continuous improvement across AWS, Databricks, and Snowflake ecosystems
Requirements
  • Strong AWS fundamentals including networking (VPC, subnets, routing), compute (EC2, EKS/ECS, Lambda), and storage (S3 architecture, lifecycle, replication)
  • Expertise in identity and security including IAM (least privilege, cross account), KMS, secrets management, encryption, and logging practices
  • Experience supporting Databricks (clusters, networking, IAM, performance tuning) and Snowflake (connectivity, authentication, data movement)
  • Knowledge of backup and disaster recovery tools such as Clumio, with experience in retention policies and restore validation
  • Experience with observability tools including Grafana, alerting, and handling logs, metrics, and traces
  • Proficiency in Infrastructure as Code using Terraform or CloudFormation, including CI/CD pipelines and environment promotion
  • Reliability engineering experience including scaling, fault tolerance, SLOs, capacity planning, and distributed system troubleshooting
  • Aware of cost and security practices including FinOps optimization, secure by design principles, and compliance tooling
Benefits

We know your well being and happiness are key to a long and successful career. We are delighted to offer country specific benefits.

EEO Statement

We are an equal opportunity employer: qualified applicants are considered for and treated during employment without regard to race, color, creed, religion, sex, national origin, citizenship status, disability status, protected veteran status, age, marital status, sexual orientation, gender identity, genetic information, or any other characteristic protected by law. USA Job Seekers: EEO Know Your Rights.