Software Engineer Professional

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About the role

The Software Engineering Professional supports the execution of BTs software engineering strategy through cross-functional delivery, contributing to the development of technical solutions and platforms that enable innovation and engineering excellence.

What you’ll be doing

Application Development
• Design, develop, and maintain enterprise-scale backend services using Java, Spring Boot, Spring Cloud, Node.js, NestJS, and TypeScript.
• Develop scalable RESTful APIs and microservices following API-first and domain-driven design principles.
• Build responsive frontend applications using React knowledge.
• Design event-driven and asynchronous systems using messaging platforms where applicable.
• Develop reusable components and shared libraries.

Cloud & AWS
• Design and deploy cloud-native applications on AWS.
• Develop serverless solutions using AWS Lambda.
• Manage application storage using Amazon S3.
• Work with containerized applications using Docker.
• Configure application monitoring and logging.
• Understand cloud networking concepts including IAM, VPC, Security Groups, ALB/NLB, and Route53.
• Support deployment on ECS/EKS environments.

DevOps & CI/CD
• Build and maintain CI/CD pipelines.
• Automate build, testing, deployment, and release processes.
• Containerize applications using Docker.
• Support infrastructure automation and environment provisioning.
• Manage application deployments across Development, QA, UAT, and Production environments.
• Integrate quality and security gates into CI/CD pipelines.

Database Engineering
• Design and optimize relational and NoSQL databases.
• Develop efficient SQL queries and stored procedures.
• Perform query optimization and indexing.
• Design scalable database schemas.
• Handle database migrations and versioning.
• Ensure data consistency and integrity across distributed applications.

Security & DevSecOps
• Implement secure coding practices.
• Develop authentication and authorization using OAuth2, JWT, and role-based access control.
• Secure REST APIs against common vulnerabilities (OWASP Top 10).
• Implement encryption for sensitive data in transit and at rest.
• Perform dependency vulnerability scanning.
• Integrate security validation into CI/CD pipelines.
• Collaborate with security teams to resolve vulnerabilities and compliance findings.

Monitoring & Observability
• Implement application monitoring using Dynatrace, Prometheus and Grafana.
• Create dashboards for application health, API performance, JVM metrics, and infrastructure monitoring.
• Configure alerts for production incidents.
• Perform root cause analysis and performance tuning.

Collaboration
• Work closely with Product Owners, Architects, QA, DevOps, and Security teams.
• Participate in Agile ceremonies.
• Produce technical documentation and architecture diagrams.

The skills you'll need

• Kafka or RabbitMQ
• Terraform
• Kong / Apigee API Gateway
• Redis
• Elasticsearch
• Domain-Driven Design (DDD)
• Event-Driven Architecture
• AI-assisted software development tools (e.g., GitHub Copilot, Amazon Q, Kiro)
• FinOps and cloud cost optimization
• Site Reliability Engineering (SRE) practices

BT Group is the UK’s leading communications group and the holding company behind some of the country’s most recognised brands – including BT, EE, Openreach and Plusnet. Our purpose is as simple as it is ambitious: we connect for good. Our customers include consumers, small, medium and large businesses, public sector organisations and other communications providers.

BT Group’s role is about setting direction, unlocking value and creating the conditions for our brands and businesses to thrive.

Having come through the most capital-intensive phase of our fibre investment, our focus now is on what comes next – simplifying how we operate, using technology and AI to work smarter, and organising ourselves to serve customers better and grow sustainably. Group teams shape strategy, policy, brand, capital allocation and transformation, helping the whole organisation perform at its best.

We have a singular culture that unites all our people: we are customer-first challengers, who are committed, clear and connected. These behaviours unite us as one team to deliver for our colleagues, our customers, our stakeholders and the country. Joining BT Group means working at the heart of a business that matters to the UK, with the opportunity to shape decisions, influence outcomes and help set the future course of one of the country’s most important companies.