Senior Software Engineer- Platform Engineering

Senior Software Engineer- Platform Engineering

Full-Time 100000 - 120000 £ / year (est.) No working from home possible
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At a Glance

  • Tasks: Design and maintain core platform services to enhance developer productivity and security.
  • Company: Codat, a leading advisory intelligence solution for modern banking.
  • Benefits: Competitive salary, mentorship opportunities, and a dynamic work environment.
  • Other info: Embrace a culture of curiosity, ownership, and continuous improvement.
  • Why this job: Join a high-growth team and make a real impact on banking technology.
  • Qualifications: Extensive experience in cloud environments and strong skills in C#.

The predicted salary is between 100000 - 120000 £ per year.

About Codat

Codat is an advisory intelligence solution purpose-built for modern commercial banking. Through rich, specialized data, forward‑looking insights, and integrated workflows, Codat empowers banking teams to deepen their relationships, grow their revenue, and simplify their day‑to‑day work. Founded in 2017 and backed by JPMorgan, PayPal, Amex, Plaid, and Shopify, Codat has successfully powered over 350,000 connections to business customers’ financial systems — and is trusted by industry leaders to turn scattered information into actionable, strategic advantages in real time, every time.

The role

We are looking for a highly motivated senior backend Engineer to join our Platform & Infrastructure team. You will take ownership and drive the evolution of our mission‑critical platform and services, recognising that platform is the product for our engineers. You’ll contribute to the technical roadmap, lead hands‑on implementation and ensure operational excellence across our backend foundation, focusing on simplicity, scalability, performance and security. We require someone passionate about defining best practices, mentoring others and developing systems that allow our product teams to move quickly and reliably in a high‑growth environment.

What you’ll do

  • Design, implement and maintain core platform services and tools that enhance developer productivity, reliability and security for all engineering teams.
  • Help drive the technical roadmap for our cloud infrastructure, promoting architecture principles focused on simplicity, scalability, and cost efficiency.
  • Establish and advocate for best practices in areas like CI/CD pipelines, observability (logging, metrics, tracing), and automated testing to ensure operational excellence.
  • Lead the resolution of complex production incidents and proactively identify and mitigate reliability and performance bottlenecks across our platform foundation.
  • Mentor and guide product engineers on proper platform usage, architectural patterns, and operational best practices, embodying the "platform is the product" mindset.

What You’ll Bring

  • Extensive experience operating production systems in a high availability, cloud environment.
  • Deep expertise in a strongly typed language and the ability to quickly deliver value in C#.
  • Practical experience with Infrastructure as Code tools, like Terraform.
  • Proficiency in modern build and deployment processes, including automated, progressive continuous deployments.
  • A proven track record of building robust, reliable systems with a strong focus on observability and operational excellence.
  • Experience with containerization and orchestration technologies, including Docker and Kubernetes.
  • Strong foundation in networking and security best practices.

Our Values

  • Stay Curious: We seek to understand 'The Why?' to make better decisions.
  • Progress over polish: We move things forward, make clear calls, and learn through action and feedback.
  • Own it: We challenge openly, commit fully and take responsibility for outcomes—good and bad.

Compensation Range: £100K - £120K

Senior Software Engineer- Platform Engineering employer: Codat Ltd

Codat is an exceptional employer that fosters a culture of innovation and collaboration, making it an ideal place for Senior Software Engineers to thrive. With a strong focus on employee growth, Codat offers mentorship opportunities and encourages a mindset of continuous learning, all while working in a dynamic environment backed by industry leaders. Located in a vibrant tech hub, employees benefit from a supportive work culture that values curiosity and accountability, ensuring that every team member can contribute meaningfully to the company's mission.

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Contact Details:

Codat Ltd Recruitment Team

StudySmarter Expert Advice🤫

We think this is how you could land Senior Software Engineer- Platform Engineering

Join Local Tech Meetups

Get out there and mingle with fellow developers by joining local tech meetups. It’s a fantastic way to meet people who might be working at Codat Ltd or know someone who does. Plus, you can pick up some trendy tech skills and trends while you're at it!

Contribute to Open Source Projects

Show off your coding chops by jumping into open-source projects. Not only does this give you practical experience, but it also gets you noticed in the dev community. You'll create a killer portfolio that speaks volumes about your skills to Codat Ltd.

Tap into Online Developer Communities

Don’t underestimate the power of online developer communities like GitHub, Stack Overflow, and even Reddit. Participate in discussions, share your projects, and build your visibility. We can often find opportunities through these channels that can lead to a full-time gig at companies like Codat Ltd.

Explore Job Boards Specifically for Tech Roles

Keep your eyes peeled on job boards that focus on tech roles. Sites like TechCareers or Stack Overflow Jobs can often have listings for companies like Codat Ltd that might not show up on broader job sites. Make it a habit to check these regularly, and don’t hesitate to apply directly through our website!

We think you need these skills to ace Senior Software Engineer- Platform Engineering

Backend Development
C#
Cloud Infrastructure
Infrastructure as Code (IaC)
Terraform
CI/CD Pipelines
Observability

Some tips for your application 🫡

Show off your coding skills:When applying for a software engineering role, it's super important to showcase your coding skills. Make sure your CV includes your tech stack, any relevant programming languages you’re comfortable with, and examples of projects you've worked on. If you have a GitHub profile, link it up! We love to see code in action.

Tailor your portfolio:For a full-time role, we’d expect to see some solid examples of your work in your portfolio. Make sure to include at least two or three projects that highlight your problem-solving skills and your ability to work with different technologies. Focus on the projects that are most relevant to the position at Codat Ltd.

Craft a killer cover letter:Your cover letter is your chance to stand out—make it personal! Explain why you want to work at Codat Ltd and how your skills align with the role. Show us your passion for software development. We dig enthusiastic candidates who understand the value of collaboration and continuous learning!

Be clear and concise:When it comes to writing your CV and cover letter, clarity is key. Avoid jargon that could confuse us and stick to simple, direct language. Highlight your achievements with quantifiable results where possible, and keep everything easy to read. A well-organised application goes a long way!

How to prepare for a job interview at Codat Ltd

Brush Up on Your Coding Skills

For a full-time software engineering role, it's crucial that we stay sharp with our coding abilities. Expect technical questions that might involve solving problems on the spot or discussing algorithms. Practise on platforms like LeetCode or HackerRank to get comfortable with the types of questions that often come up.

Know Your Tools and Frameworks

Make sure we’re well-acquainted with the tools and technologies listed in the job description. Familiarise ourselves with any specific frameworks or programming languages mentioned. If Codat Ltd uses React or Node.js, for instance, be ready to discuss how we’ve used them in previous projects or coursework.

Showcase Your Projects

Bring along a portfolio that highlights our best work. This could be code samples, GitHub repositories, or any side projects we’ve built. Make sure we can talk through our thought process for each project, especially the challenges we faced and how we solved them—this shows our problem-solving skills in action.

Prepare for Behavioural Questions

While technical skills are key, full-time positions also require cultural fit. Be ready to discuss our previous experiences and how we handle teamwork, conflict, and deadlines. Brush up on the STAR method—Situation, Task, Action, Result—to clearly articulate our past experiences when discussing how we've contributed to a team.