Senior AWS DevOps Engineer – TypeScript, Serverless, CDK, Event-Driven, OIDC – Outside IR35 ? £525 - £550 per day Outside IR35 ? 100% remote ? 8-month contract A standout contract opportunity with a global, market-leading
B2B SaaS
organisation undergoing rapid evolution in cloud, AI adoption, and modern engineering practices. We're expanding our UK DevOps function and looking for a
Senior AWS DevOps Engineer
who can
hit the ground running , operate with
high autonomy , and communicate with clarity and confidence across technical and non-technical teams. What You'll Be Doing: You'll be a key contributor in designing, delivering, and supporting the cloud foundations that power our products and internal platforms, with a strong focus on
Python and TypeScript based AWS serverless engineering ,
event-driven architectures , and
modern identity patterns . You'll be expected to work with seniority from day one, owning problems end-to-end and driving solutions proactively. Designing, building, and maintaining secure, scalable, and resilient AWS serverless infrastructure Developing automation, tooling, and workflow orchestration using
Python
and
TypeScript Implementing complex workflows using
AWS Step Functions, Lambda, EventBridge, DynamoDB Streams,
and API Gateway Building and maintaining
IaC
using
AWS CDK ,
Terraform , and Pulumi Implementing modern identity and access patterns including
OpenID Connect (OIDC) ,
IAM roles , and fine-grained permission boundaries Enhancing CI/CD pipelines using GitHub Actions Collaborating effectively with engineering, product, and security teams; communicating decisions, trade-offs, and risks with clarity Taking full ownership of tasks from design through delivery, operating independently and making sound technical judgments Supporting incident response, including escalation, resolution, and post-incident improvements Documenting systems, processes, and technical decisions with precision Handling context switching effectively when priorities shift Reducing technical debt and improving operational maturity across environments Maintaining a strong security and compliance mindset in all designs and implementations Stepping up during high-pressure events, escalations, and critical incidents Ensuring reliable availability during agreed working hours Who We're Looking For: You'll have deep, hands-on experience with
AWS development and production
environments where availability, resilience, and security are non-negotiable. You should be comfortable operating with seniority; making decisions, proposing improvements, and driving outcomes without needing close supervision. We're especially interested in engineers with strong capability across: Lambda (Python & TypeScript) Step Functions DynamoDB & DynamoDB Streams EventBridge API Gateway IAM roles, permission boundaries, OIDC-based identity flows VPC, Transit Gateway, VPC Peering S3 Aurora Auto Scaling Groups ECS ALB/NLB CloudWatch Control Tower Service Catalogue You should also bring
excellent communication skills ; the ability to articulate technical decisions, influence stakeholders, and provide clear updates during incidents or delivery cycles. ? £525 - £550 per day Outside IR35 ? 100% remote ? 8-month contract
TPBN1_UKTJ
Senior AWS DevOps Engineer – TypeScript, IaC, CDK, Event-Driven, OIDC in London employer: Smart Sourcer Limited
Join a forward-thinking company at the forefront of the data centre construction revolution, where your role as a Project Manager will be pivotal in shaping the future of AI. With a strong emphasis on employee growth and a collaborative work culture, you will have access to comprehensive training and development opportunities while working in vibrant locations like Central London and High Wycombe. Enjoy competitive remuneration and benefits, all while contributing to high-impact projects that drive innovation in engineering and infrastructure.
