Software Engineer (Golang/iOS) in Bristol

Software Engineer (Golang / iOS)
12 Month contract
Bristol (Hybrid) 2-3 days per week on site
£500-800 per day - Depending on level of experience

We're looking for engineers who enjoy building the platforms, APIs and framework components that power mobile applications at scale.

This role combines backend engineering, cloud-native development and iOS framework development, giving engineers the opportunity to work across Go microservices, Kubernetes infrastructure, API platforms and reusable iOS SDKs.

On the job responsibilities
Designing and developing REST and gRPC APIs used by digital products.
Building scalable microservices using Golang.
Creating and maintaining reusable iOS frameworks and SDKs using Swift.
Deploying and supporting applications on Kubernetes.
Automating build, deployment and infrastructure processes through CI/CD and Infrastructure as Code.
Improving platform reliability, observability and security.
Collaborating with architects, product teams and engineers across the wider business.
Supporting engineering best practice, code quality and technical standards.

Key Skills
Backend Development
Golang (Go)
REST APIs
gRPC
Microservices architecture
API design and versioning
iOS Development
Swift

iOS Frameworks
SDK Development
Swift Package Manager
Mobile security and accessibility

Cloud & Platform Engineering
Kubernetes
Docker
Helm
Terraform
Infrastructure as Code

CI/CD & DevOps
GitHub Actions
Jenkins
GitLab CI
Cloud automation

Data & Messaging
PostgreSQL
NoSQL Databases
Kafka
Event-driven architectures

Observability & Reliability
Prometheus
Grafana
OpenTelemetry
Monitoring and Performance Optimisation

Desirable experience
Banking or Financial Services experience.
Open Banking exposure.
Experience building shared frameworks or engineering platforms.
AWS, Azure or GCP experience.
Kubernetes certifications (CKA/CKAD).