Senior Software Engineer (C# / PostgreSQL / AI-Native) in Paddock Wood

Senior Software Engineer (C# / PostgreSQL / AI-Native) in Paddock Wood

Paddock Wood Full-Time 70000 - 90000 € / year (est.) No home office possible
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At a Glance

  • Tasks: Lead the development of a scalable AI-first .NET platform and architect innovative systems.
  • Company: Join a high-velocity tech team focused on cutting-edge AI solutions.
  • Benefits: Competitive salary, flexible work environment, and opportunities for professional growth.
  • Other info: Dynamic team culture that embraces fast-paced innovation and collaboration.
  • Why this job: Make a real impact by transforming AI concepts into robust production systems.
  • Qualifications: Expertise in C#, PostgreSQL, and architectural design required.

The predicted salary is between 70000 - 90000 € per year.

We have a working AI Proof of Concept (PoC) that proves our vision; now we need the engine that powers the product at scale. As our Senior Software Engineer, you will be the lead architect and primary builder of our production-grade, AI-first .NET platform.

Working directly with the Head of Technology, you will be responsible for moving us from experimental scripts to a robust, observable, and scalable Agentic AI Architecture. We are a high-velocity team that values "Ship Fast, Fix Fast." We utilize agentic AI tools like Claude Code to bypass the boilerplate, freeing you to focus on the high-value architectural challenges of a production-ready system.

What You’ll Do

  • Productionize AI Workflows: Transform raw AI prompts and experimental logic into resilient production code using .NET 10/C# 14.
  • Architect Agentic Systems: Design and build the "Agent Loops" (Planning → Execution → Observation) that allow our AI to interact reliably with our internal databases and external APIs.
  • Build for Reliability: Implement "Evals" and Guardrails to manage the non-deterministic nature of LLMs, ensuring outputs are safe, accurate, and consistent for our users.
  • Cloud Infrastructure: Partner with the Head of Tech to design and deploy the Azure/AWS infrastructure required to support high-concurrency AI workloads, focusing on latency and cost-per-token optimization.
  • AI-First Tooling: Lead the team in adopting and optimizing AI-assisted development workflows (Claude Code, Cursor, etc.) to maintain our 10x velocity.
  • Strategic Evolution: Collaborate on the long-term technical roadmap, identifying when to use fine-tuned Small Language Models (SLMs) vs. Frontier LLMs.

Requirements

The "Must-Haves"

  • C# Mastery: You are an expert in the modern .NET ecosystem.
  • PostgreSQL Expert: You know how to design schemas, optimize queries, and leverage Postgres for high-performance applications.
  • Architectural Thinker: You can look at a PoC and know exactly what it needs to survive 100x the current load.

The "Bonus Points" (Will make you stand out)

  • Blazor: Experience with Blazor (Server or WebAssembly) for building real-time UIs.
  • Azure ML: Any exposure to Azure Machine Learning services or deploying ML models into a production pipeline.
  • AI Workflow: You already use Claude Code, Cursor, or GitHub Copilot in your daily flow.

Senior Software Engineer (C# / PostgreSQL / AI-Native) in Paddock Wood employer: zendbox

Join a dynamic and innovative team where your expertise as a Senior Software Engineer will directly shape the future of AI technology. We foster a fast-paced, collaborative work culture that prioritises rapid development and continuous improvement, offering you ample opportunities for professional growth and skill enhancement. Located in a vibrant tech hub, we provide a stimulating environment that encourages creativity and the exploration of cutting-edge solutions.

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Contact Detail:

zendbox Recruiting Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Software Engineer (C# / PostgreSQL / AI-Native) in Paddock Wood

Tip Number 1

Network like a pro! Reach out to folks in the industry, attend meetups, and connect with potential colleagues on LinkedIn. You never know who might have the inside scoop on job openings or can put in a good word for you.

Tip Number 2

Show off your skills! Create a portfolio showcasing your projects, especially those involving C# and PostgreSQL. This gives us a tangible way to see your expertise and how you tackle real-world problems.

Tip Number 3

Prepare for technical interviews by brushing up on your architectural thinking. Be ready to discuss how you'd scale a PoC into a production-ready system, as this is key for the role we're looking to fill.

Tip Number 4

Apply through our website! It’s the best way to ensure your application gets seen by the right people. Plus, it shows you're genuinely interested in joining our high-velocity team.

We think you need these skills to ace Senior Software Engineer (C# / PostgreSQL / AI-Native) in Paddock Wood

C# Mastery
PostgreSQL Expertise
Architectural Thinking
AI Workflow Development
Cloud Infrastructure Design (Azure/AWS)
Production Code Development
Agentic AI Architecture

Some tips for your application 🫡

Show Off Your Skills:Make sure to highlight your C# and PostgreSQL expertise in your application. We want to see how you've used these skills in real projects, so don’t hold back on the details!

Tailor Your Application:Customise your application to reflect our AI-first approach. Mention any experience you have with AI tools like Claude Code or Azure ML, as this will show us you're a great fit for our team.

Be Clear and Concise:Keep your application straightforward and to the point. We appreciate clarity, so make sure your experience and achievements shine through without unnecessary fluff.

Apply Through Our Website:Don’t forget to submit your application through our website! It’s the best way for us to receive your details and ensures you’re considered for the role.

How to prepare for a job interview at zendbox

Know Your Tech Inside Out

Make sure you’re well-versed in C# and PostgreSQL. Brush up on the latest features and best practices, especially those relevant to .NET 10 and C# 14. Be ready to discuss how you've used these technologies in past projects, particularly in building scalable systems.

Showcase Your Architectural Skills

Prepare to talk about your experience with designing robust architectures. Think of examples where you’ve transformed a PoC into a production-ready system. Highlight your understanding of agentic AI systems and how you would approach building 'Agent Loops' for reliable AI interactions.

Demonstrate Problem-Solving Abilities

Expect technical questions that test your problem-solving skills. Be ready to discuss how you would implement 'Evals' and Guardrails to manage LLM outputs. Use real-world scenarios to illustrate your thought process and decision-making.

Familiarise Yourself with AI Tools

Since the role involves using AI-assisted development tools like Claude Code and Cursor, make sure you can speak to your experience with these or similar tools. Discuss how they’ve improved your workflow and how you envision leveraging them in this new role.