Specialist Software Engineer

Role Overview: We are looking for a strong, hands-on Software Engineer to build and maintain a cloud-based authorisation platform. You will help us build and manage secure, reliable, and cost-effective system. Your expertise will be crucial in ensuring operational excellence and business continuity in a dynamic cloud-native environment. We are looking for someone with a strong background in software engineering, Enterprise Application Development, DevOps practices and tools, with a focus on .NET/C#, Golang, AWS cloud, and Kubernetes/EKS. Candidate will play a crucial role in our technology team, contributing to the design, development, deployment, and maintenance of our systems. Key responsibilities: Build and oversee development of high-performance enterprise applications, bringing strong debugging skills to optimize mission-critical systems. Collaborate with software developers across multiple geographies and cross-functional teams to understand project objectives, gather requirements, and deliver systems and software within agreed upon timelines. Define and enforce technical standards, design patterns, and best practices for API design, development, and security. Build and oversee AWS infrastructure, ensuring high availability and low latency. Build and oversee Kubernetes (EKS) infrastructure, ensuring robust workload orchestration and container lifecycle management. Build and oversee the implementation and management of CI/CD pipelines to streamline software development and deployment processes. Lead cloud security posture management by integrating security controls, automated scanning, and continuous compliance into the DevOps lifecycle. Drive infrastructure-as-code maturity through Terraform, enforcing modular, reusable, and version-controlled infrastructure patterns. Drive observability efforts using tools like Datadog to monitor infrastructure and application performance. Mentor a high-performing, geographically diverse team of software engineers, fostering a culture of collaboration, automation, and continuous improvement. Must Have Skills: Strong hands-on experience with .NET/C#, Golang. Extensive experience building highly-available distributed systems in AWS. Strong hands-on experience with AWS cloud services (EKS, EC2, S3, RDS, Lambda, API Gateway, ECS, VPC, IAM, CloudWatch, etc.) and cloud architecture best practices. Strong hands-on experience with relational databases (e.g. PostgreSQL, MS SQL) and NoSQL databases (e.g. DynamoDB) Strong hands-on experience with message brokers and event-driven architectures (e.g., Kafka, RabbitMQ). Hands-on experience managing Kubernetes clusters (preferably EKS) and containerization using Docker. Hands-on experience with CI/CD tools (e. g. Jenkins, GitLab CI, Ansible, Terraform). Experience with observability platforms such as Datadog, Prometheus, or equivalent. Track record of designing and executing disaster recovery plans and drills. Solid knowledge of Cloud security best practices including IAM policies, encryption, vulnerability scanning, and compliance audits. Qualifications: Bachelor's degree in Computer Science, Engineering, or related field, or equivalent experience. 8+ years of experience in engineering roles, with at least 3+ years in technical leadership positions. 5+ years of experience with .NET/C#, Golang, AWS, and Kubernetes. Nice to have: AWS Certifications such as AWS Certified Solutions Architect, Certified Developer or equivalent. Kubernetes Certifications such as Certified Kubernetes Administrator (CKA) or Certified Kubernetes Application Developer (CKAD). 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. LSEG offers a range of tailored benefits and support, including healthcare, retirement planning, paid volunteering days and wellbeing initiatives. 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.