Senior Cloud Platform Engineer

Senior Cloud Platform Engineer

This is a great opportunity for a hands-on Senior Infrastructure Cloud Engineers with proven experience in cloud computing platforms (AWS). You will be tasked with transforming business requirements into robust cloud infrastructure solutions which forms the underlying foundation for all distributed systems and applications of the LSE Group.

As a Senior Cloud Platform Engineer specializing in Amazon Web Services (AWS), you will lead the design, implementation, and management of our AWS-based cloud infrastructure. Leveraging your extensive AWS expertise, you will support and enhance our cloud environment, ensuring scalability, high availability, security, and cost-efficiency. This role involves close collaboration with various teams to drive cloud adoption and implement AWS best practices.

Key Responsibilities

• AWS Infrastructure Design and Implementation: Engineer and implement scalable, reliable, and secure cloud infrastructure solutions using AWS services such as EC2, S3, RDS, Lambda, VPC, Direct Connect and more.
• Develop and maintain Infrastructure as Code (IaC) scripts using Terraform and AWS CDK, with configuration management using YAML and JSON.
• AWS Platform Management and Optimization: Manage and optimize AWS resources to ensure high availability, performance, and cost-efficiency.
• Monitor AWS services using CloudWatch, CloudTrail, and other AWS monitoring tools to maintain system health and performance.
• AWS Security and Compliance: Implement AWS security best practices, including IAM policies, SCPs, VPC design, security groups, and AWS Key Management Service (KMS).
• Ensure compliance with industry standards and regulations, such as GDPR, HIPAA, and SOC 2, by leveraging AWS compliance tools and frameworks.
• Automation and AWS DevOps Integration: Develop and maintain CI/CD pipelines using GitLab and Jenkins to automate deployment processes.
• Integrate AWS services with GitLab and Jenkins for streamlined development and operations workflows.
• Implement and manage deployment automation and orchestration on AWS using tools like Jenkins and GitLab Runners.
• Collaboration and Technical Leadership: Lead and mentor a team of cloud engineers, providing technical guidance and fostering professional development in AWS technologies.
• Collaborate with software development, IT, and business teams to align AWS cloud solutions with organizational goals.
• Incident Management and AWS Troubleshooting: Respond to and resolve incidents related to AWS infrastructure and services.
• Conduct root cause analysis for AWS-related issues and implement preventative measures to avoid future occurrences.
• Documentation and Drawing Creation: Create detailed documentation for AWS infrastructure, processes, and best practices to facilitate knowledge sharing and maintain comprehensive records.
• Develop and maintain high-quality architectural diagrams and technical documentation to support project planning and execution.
• Utilize tools like Lucidchart, Draw.io, or similar to produce clear and accurate technical drawings and diagrams.
• Agile Practices and Tools: Work effectively within an Agile Scrum team, participating in and understanding Agile ceremonies such as sprint planning, stand-ups, retrospectives, and reviews.
• Use Jira for task management to track progress and manage backlogs.
• Use Confluence for documentation, team collaboration, and sharing project information.
• Automated Testing and CI/CD for Infrastructure as Code: Implement automated testing strategies for Terraform scripts and Python applications within CI/CD pipelines.
• Integrate testing frameworks and tools (e.g., pytest for Python, Terratest for Terraform) into CI/CD pipelines to ensure reliability and consistency of infrastructure deployments.
• Continuously improve testing methodologies and practices to enhance the quality of Infrastructure as Code deployments.
• AWS Networking: Design, configure, and manage AWS Virtual Private Cloud (VPC) environments to ensure secure and efficient network architecture.
• Implement advanced VPC features such as VPN connections, NAT gateways, and peering.
• High-Level Understanding of Direct Connect: Possess a high-level understanding of AWS Direct Connect for establishing dedicated network connections between AWS and on-premises environments.
• Collaborate with network engineers to architect and manage Direct Connect setups for hybrid cloud solutions.
• Innovation and Continuous Improvement: Stay up to date with AWS services and emerging cloud technologies, evaluating their potential impact on our cloud strategy.
• Propose and implement innovative AWS solutions to improve efficiency, performance, and user experience.
• AI Skills Apply generative AI capabilities to optimize infrastructure-as-code templates, enhance observability insights, and support rapid troubleshooting across AWS environments.
• Use AI assistants and automation scripts to accelerate design, documentation, and operational tasks, ensuring high engineering throughput and quality.
• Continuously evaluate emerging AI technologies to enhance cloud engineering practices, drive automation maturity, and reduce manual operational overhead.

Qualifications

Experience: 3+ years of experience in cloud engineering or a related field. 5+ years of hands-on experience with AWS cloud services, architecture, and best practices.

Technical Skills: Deep expertise in AWS services such as EC2, S3, RDS, VPC, Lambda, and CloudFront. Strong experience using logging services such AWS CloudTrail and AWS CloudWatch. Proficiency in Infrastructure as Code (IaC) tools like Terraform and AWS CDK. Strong experience with scripting and automation using Python (Boto3 libraries) and Bash. Proficiency in configuration management using YAML and JSON. Proficiency with CI/CD tools like GitLab and Jenkins on AWS for continuous integration and deployment. Strong understanding of Git version control system, including branching, merging, and repository management strategies. Experience implementing automated testing for Terraform scripts and Python applications within CI/CD pipelines. Advanced understanding of AWS VPC configuration, NAT gateways, and peering. High-level understanding of AWS Direct Connect for hybrid cloud solutions. Familiarity with containerization technologies like Docker. Experience with Golang is an advantage but not essential. PowerShell scripting skills are an advantage but not essential. Competence in Jira for task management and Confluence for documentation and collaboration. Experience working in an Agile Scrum team with a solid understanding of Agile ceremonies and processes. Excellent documentation skills, including the ability to create comprehensive technical documentation and architectural diagrams. Experience of SDLC and Software Engineering practices are highly desirable.

Certifications: AWS Certified Solutions Architect – (Professional preferred). AWS Certified DevOps Engineer – Professional or other relevant AWS certifications are highly desirable.

Soft Skills: Excellent problem-solving skills and ability to troubleshoot complex AWS issues. Strong communication and interpersonal skills. Ability to work collaboratively in a team environment and lead projects. Demonstrated ability to adapt to new AWS technologies and learn quickly.

We are looking for intellectually curious people, passionate about the bigger picture of how technology industry is evolving, ready to ask difficult questions and deal with complicated scenarios. If you are creative and a problem solver, this is the place to be as will be supporting you to fast-forward your career. We maximise each employee's potential through personal development and through a wide range of learning tools both formal and informal. Proud to share LSEG in the India is Great Place to Work certified (Jun '25 – Jun '26). Learn more about life and purpose of our company directly from India colleagues' video: Bengaluru, India | Where We Work | LSEG Career Stage: Senior Associate London Stock Exchange Group (LSEG) Information: Join us and be part of a team that values innovation, quality, and continuous improvement. If you're ready to take your career to the next level and make a significant impact, we'd love to hear from you. LSEG is a leading global financial markets infrastructure and data provider. Our purpose is driving financial stability, empowering economies and enabling customers to create sustainable growth. Our purpose is the foundation on which our culture is built. Our values of Integrity, Partnership, Excellence and Change underpin our purpose and set the standard for everything we do, every day. They go to the heart of who we are and guide our decision making and everyday actions. Working with us means that you will be part of a dynamic organisation of 25,000 people across 65 countries. However, we will value your individuality and enable you to bring your true self to work so you can help enrich our diverse workforce. We are proud to be an equal opportunities employer. This means that we do not discriminate on the basis of anyone's race, religion, colour, national origin, gender, sexual orientation, gender identity, gender expression, age, marital status, veteran status, pregnancy or disability, or any other basis protected under applicable law. Conforming with applicable law, we can reasonably accommodate applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. You will be part of a collaborative and creative culture where we encourage new ideas. We are committed to sustainability across our global business and we are proud to partner with our customers to help them meet their sustainability objectives. Our charity, the LSEG Foundation provides charitable grants to community groups that help people access economic opportunities and build a secure future with financial independence. Colleagues can get involved through fundraising and volunteering