Available from 1 August 2026 · Outside IR35 · UK remote
Direct contract engagements
Senior platform, SRE and DevOps
contract delivery.
This page is for recruiters and hiring managers with a live contract role. I'm Senna Semakula-Buuza: 8+ years building and running cloud platforms, currently completing an engagement running a 75+ account AWS estate. Everything below is verifiable.
Looking for outcome-based consultancy instead? See engagement options.
75+
AWS accounts run as one landing zone
500+
recurring security tasks automated away
50+
product teams on an observability platform I built
80k
requests/second on a streaming platform I ran
£50K
cut per month on an FCA-regulated crypto platform
10
published engineering articles
AWS (Landing Zone Accelerator, Organizations, EC2, ECS, EKS, Lambda, RDS, S3) · Azure (AKS, Entra ID) · GCP · Kubernetes · Terraform · CDK · Go · Python · TypeScript · Grafana LGTM · Prometheus · OpenTelemetry
The commercial facts, up front
Outside IR35 through my own UK limited company
Active SC clearance to 2032 (UKSV, verifiable)
Fully remote delivery; occasional UK site days are fine
£550/day target rate, some flexibility for the right scope
No notice period — interview within 24h, start 1 August
Compliance pack, references and insurances ready same-day
CV and compliance pack sent same day
Have a live role? Skip the qualification call.
Everything a submission needs is on this page. Send the spec and I'll reply the same day with a tailored CV and a straight answer on fit — including where I'm not the right person.