Senior Backend / Platform Engineer (AI Infrastructure)
This is the employer's own posting, not a copy on a job board.
What we know
Is it still open?
Confirmed still open
Last checked 10h ago — checked against the employer's own applicant tracking system, which is the company answering directly.
We re-read the employer's own applicant tracking system and the posting was still there. That is the company answering directly.
How old is it?
Posted 20d ago
The date the source published, not the day we noticed it (2026-08-26). Last seen at its source just now.
Is it remote?
Marked remote on the employer's board
Their board carries a remote setting on this posting — a field they filled in, not wording we read. The location field names somewhere specific, which is usually where the team or the entity sits.
Who may apply?
Poland, Czechia, Bulgaria, Croatia, Romania, France
The description agrees: it names Europe.
What the ad says
…LOCATIONS: Europe-based, EU-authorized…
Pay not stated
Similar roles pay PLN 340k–368k/yr
Middle 50% of 13 listings that do state pay — Engineering · Senior · Poland · PLN/year. This employer has published no salary; this is what comparable listings we hold disclose, never converted between currencies or periods. How this is calculated.
Skills named in the ad
Recognised terms only, from a fixed vocabulary — this is what CV matching compares against.
Carried by 1 source
-
workable employer's own board first seen 10d ago · last seen just now
The listing
About Gramian
Gramian Consultancy is a boutique consultancy specializing in IT professional services and engineering talent solutions. With a strong background in software engineering and leadership, we help companies build high-performing teams by matching them with professionals who truly fit their needs.
About the Role
Our client is a Big4 Consultancy group that works with leading financial institutions on AI-driven transformation, automation, advanced analytics, and financial crime prevention. Their work spans intelligent fraud detection, AML/KYC modernization, autonomous workflows, enterprise AI platforms, and the secure industrialization of AI in highly regulated environments.
We are looking for a Senior Backend / Platform Engineer to build scalable backend services and core platform components supporting production AI applications. The role focuses on microservices, APIs, cloud integration, authentication, performance optimization, and secure platform engineering across AWS and Azure environments.
CONTRACT: Contractor assignment, expected October 2026 – July 2027, with extensions to other projects
COMMITMENT: Full-time
LOCATIONS: Europe-based, EU-authorized
PROCESS: Initial qualification followed by technical and client interviews
NOTES: Fluent English is required.
Responsibilities
- Design and build highly scalable, resilient, and secure microservices and backend APIs.
- Develop RESTful and GraphQL services for production-grade applications.
- Integrate business databases, third-party services, and legacy internal platforms with AI systems.
- Optimize backend latency, throughput, and resource allocation for real-time AI workloads.
- Implement enterprise-grade authentication, authorization, RBAC, and rate limiting.
- Build secure service-to-service integrations across cloud environments.
- Establish clean coding standards and maintain strong engineering quality.
- Write comprehensive integration tests and participate in code reviews.
- Collaborate with AI engineers to deploy models and services in unified containerized environments.
- Apply Git, CI/CD, testing, and cloud engineering best practices throughout delivery.
Requirements
- 5–10 years of professional backend, platform, or software engineering experience.
- Strong hands-on development experience with Python and/or Node.js.
- Proven experience building scalable, resilient, and secure cloud-based applications.
- Strong experience designing RESTful or GraphQL APIs and microservices.
- Hands-on experience with enterprise authentication, authorization, and RBAC.
- Professional experience integrating applications with cloud-hosted services, APIs, and data platforms.
- Strong development practices including Git, CI/CD, automated testing, and code review.
- Fluent professional English.