Senior Cloud Platform Engineer

About Us:
LSEG (London Stock Exchange Group) is more than a diversified global financial markets infrastructure and data business. We are dedicated, open-access partners with a dedication to excellence in delivering the services our customers expect from us. With extensive experience, deep knowledge and worldwide presence across financial markets, we enable businesses and economies around the world to fund innovation, manage risk and create jobs. It's how we've contributed to supporting the financial stability and growth of communities and economies globally for more than 300 years. Through a comprehensive suite of trusted financial market infrastructure services – and our open-access model – we provide the flexibility, stability and trust that enable our customers to pursue their ambitions with confidence and clarity.

LSEG is headquartered in the United Kingdom, with significant operations in 70 countries across EMEA, North America, Latin America and Asia Pacific. We employ 25,000 people globally, more than half located in Asia Pacific.

Proud to share LSEG in Romania is Great Place to Work certified (Sept '24 – Sept '25). Learn more about life and purpose of our company directly from the Romanian colleagues' video: Bucharest, Romania | Where We Work | LSEG

Role Description:
This is a great opportunity for a hands-on Senior DevOps Engineer or Senior Infrastructure Cloud Engineer 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. Demonstrating 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 standards.

Key Responsibilities:
Cloud Image Management:

Build, configure and Windows & Linux (Red Hat/Amazon) "Golden" Images using Packer, Bash, Golang and Python.

Harden Golden Images to industry standards.

Automate Image build, harden, configure, test and release cycle using CI/CD pipelines.

AWS Infrastructure Design and Implementation:

Architect 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 standards, including IAM policies, VPC design, NACLs, security groups, and AWS Key Management Service (KMS).

Ensure compliance with industry standards and regulations, such as GDPR, HIPAA, and SOC 2, by using 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.

Manage configurations using code with tools like Ansible. Integrate IaC, Configuration Management and DevOps to achieve a fully automated deployment pipeline.

Implement and manage deployment automation and orchestration on AWS using tools like Jenkins and GitLab Runners.

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.

Advanced 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.

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 standard methodologies to facilitate knowledge sharing and maintain comprehensive records.

Develop and maintain high-quality architectural diagrams and user documentation to support project planning and execution.

Use tools like Lucidchart, , or like 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.

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.

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.

Required Skills:

• Experience:

• 3+ years of experience in cloud engineering or a related field.

• 5+ years of hands-on experience with AWS cloud services, architecture, and standard processes.

• Technical Skills:

• Proficiency in Linux operating systems such as Red Hat, Amazon Linux.

• Experience in building, configuring, hardening and releasing Cloud images using tools such as Packer, Python, Golang
• 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, including VPN connections, 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.

Benefits
:

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 through a wide range of learning tools both formal and informal. We believe in remunerating our people with competitive salaries and a range of attractive benefits such as:

• 25 days' holiday per year
• 1 additional day off for your Birthday
• Share Purchase Plan
• Medical Health Insurance
• Medical Subscription (preventive medical services)
• Life insurance
• Pillar 3 Private Pension
• Meal Vouchers
• Flexible Benefits
• Bookster
• Volunteering Events

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. You will be part of a collaborative and creative culture where we encourage new ideas and are committed to sustainability across our global business. You will experience the critical role we have in helping to re-engineer the financial ecosystem to support and drive sustainable economic growth. Together, we are aiming to achieve this growth by accelerating the just transition to net zero, enabling growth of the green economy and creating inclusive economic opportunity.

LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives.

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.

Please take a moment to read this privacy notice carefully, as it describes what personal information London Stock Exchange Group (LSEG) (we) may hold about you, what it's used for, and how it's obtained, your rights and how to contact us as a data subject.

If you are submitting as a Recruitment Agency Partner, it is essential and your responsibility to ensure that candidates applying to LSEG are aware of this privacy notice.