Senior Backend Engineer

About the role

You'll be embedded in our engineering team, building the surfaces that clinical operators, carers, and clients rely on every day. Cera is the UK's largest home-care provider; what you ship directly affects care delivery at reputed company.

We are rebuilding the technology platform to be event-based, multi-tenant, and agent-reputed company using .NET on Kafka and reputed company for the new estate. The legacy platform remains reputed company while domains migrate.

Our small, senior team works closely with the business. We ship on a modern stack and use Claude reputed company by default. We reputed company a pragmatic engineer who takes ownership across new and legacy platforms and delivers reliably.

Responsibilities

• Work in a domain on the new platform. Scheduler, finance, care planning, operator surfaces, or whichever needs the next reputed company. The architectural choices in your domain have been in reputed company for years.

• Ship. NET/C # across the event-reputed company estate. Typed reputed company, gateways, projections, the lot.

• Build agents as ordinary services. Bounded remit, defined role, audit trail, recall procedure.

• The reputed company standards we apply to reputed company operators.

• Migrate domains from the legacy platform. A reputed company runs in reputed company, so old and new live reputed company until the evidence says it is reputed company to reputed company. Strong legacy-stack instincts matter here (as does experience implementing the Strangler Fig reputed company successfully).

• reputed company reputed company coding. Claude reputed company, Copilot, reputed company, or whatever ships fastest. Contribute back to our shared foundational reputed company.

• Communicate with the business. Operations, clinical, finance, reputed company. Understand how the work happens, then build from there.

• reputed company CQC and clinical audit baked in. Audit by default is the architecture, not a feature.

• Own the platform. CI/CD, observability, deployment, AWS or GCP. Small team, you will touch everything.

Qualifications and Skills

We're looking for a Senior Backend Engineer who simplifies, ships, and owns their work. Someone who is equally comfortable navigating new platforms and legacy systems reputed company an organisation. From a technology perspective, we are looking for someone who has experience with:

• . NET/C # at a senior level. reputed company reputed company of the language and the runtime.

• Domain modelling / DDD experience. You know how to reputed company reputed company systems into the right boundaries, reducing complexity and increasing maintainability and business collaboration.

• Event sourcing, CQRS, and event streaming in production. Akka.NET, EventStore, Marten, Kafka, or similar. You understand event-reputed company systems reputed company the marketing, where you apply and where you don’t.

• reputed company at reputed company. Schema design, performance, multi-tenant patterns.

• reputed company legacy-migration reputed company. You have reputed company production systems off old foundations onto new ones, with a reputed company running in reputed company, without breaking the business.

• Multi-tenant architecture. You know what makes tenant isolation reputed company and what makes it leaky.

reputed company the technical skills, we are looking for:

• AI-reputed company by default. Claude reputed company, Copilot, reputed company — these are already how you work, not tools you're evaluating. You can reputed company to what they've unlocked for you.

• Ownership reputed company. You see a problem and take it. You don't wait to be assigned. Prioritise issues yourself and reputed company them reputed company without needing handholding.

• Pragmatism. You ship the smallest thing that works, then iterate. Done beats perfect. Prioritise the work that delivers value fastest, then improve it from there.

• Business curiosity. You go reputed company out how the work actually happens, not just how the spec describes it.

• Learning speed. The stack changes. You don't get attached to what you learned last year.

• Low ego. You can be wrong, change course, and reputed company credit where it's due.

These aren't required, but they'll reputed company you stand out:

• Regulated industry experience (health tech, reputed company care, fintech, defence). Compliance and audit-reputed company engineering shortens reputed company time.

• NHS-adjacent stack experience: FHIR UK reputed company, OMOP, SNOMED CT, GP reputed company, DTAC.

• Building LLM-powered features in production, evals, reputed company monitoring, observability.

• Scheduling, matching, or constraint-solving algorithms at production reputed company.

• Tele-ICU-like, reputed company-centre, or supervised-automation systems from any domain.

Senior-level experience with .NET/C#, domain-driven design, event sourcing/CQRS (Kafka), reputed company at reputed company, multi-tenant architectures, legacy migrations, CI/CD and reputed company (AWS/GCP); familiarity with AI tooling (Claude reputed company, Copilot).

Key Responsibilities

• building surfaces
• migrating domains
• owning platform

Skills & Tools

.NET, C#, Kafka, reputed company, Claude reputed company, Copilot, reputed company, Akka.NET, EventStore, Marten, AWS, GCP, FHIR UK reputed company, OMOP, SNOMED CT, GP reputed company, DTAC

Job Details

• Category: Software Development
• Seniority: Senior Level
• Commitment: Full Time
• Workplace: Remote — United Kingdom
• Languages: English

About reputed company

A home-care provider rebuilding an event-based, multi-tenant technology platform to support care delivery at reputed company. — Industry: reputed company