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Senior Platform Engineer

Zilch

Zilch

Software Engineering
London, UK
Posted on Aug 5, 2025

Senior Platform Engineer

London, England, United Kingdom (View all jobs)

Who we are:

Zilch is a payment tech company on a mission to create the most empowering way to pay for anything, anywhere. Combining the best of debit, credit and savings, we give our customers the option to earn instant cashback or spread the cost of pricier purchases, completely interest free and with no late fees. Pretty great, right?

We started in 2018 with a small team and a big dream - to make credit accessible to all. Since then, we've achieved double unicorn status and taken on more than 5 million customers. There are some exciting projects coming up and we’ve got big growth plans.

Want to join us?

The Role:

The Platform Engineer at Zilch plays a crucial role in managing and maintaining the underlying technology infrastructure of our Software, Analytics and ML platforms. Your primary responsibility will be to ensure that the platform runs efficiently, securely, and at scale.

Day to day responsibilities:

  • Working in an agile environment on systems that are critical for our customers
  • Supporting and optimising our critical systems for performance, fault- tolerance, security, reliable and cost
  • Continually improving our systems, our practices, and our knowledge
  • Working with our databases and data to ensure we store and process information securely and effectively
  • Assist in ad-hoc technology support and technology related duties

We're looking for:

  • Someone who has bags of energy and is passionate about coding!
  • An engineer who is wholehearted about keeping critical systems humming
  • An enthusiast who lives and breathes systems, and obsesses about uptime and reliability4+ years experience supporting SQL Databases
  • 4+ years experience supporting Kubernetes
  • 4+ years experience supporting AWS systems including CloudFront, API Gateway, NLB, RDS, and Aurora (or Azure/GCP)
  • Experience of supporting Linux
  • Knowledge of supporting caching systems like Redis or Memcached
  • Knowledge of supporting REST integrated systems
  • Working understanding and knowledge of Terraform

Bonus Skills

  • Experience with Java development
  • Experience with Python development
  • Exposure to NoSQL type databases (e.g mongo dB)
  • Experience with Data Platform technologies (e.g Redshift, Airflow, Sagemaker)

Benefits.
Compensation & Savings:

  • Pension scheme.
  • Death in Service scheme.
  • Income Protection.
  • Share Options Scheme.
  • 5% back on in-app purchases.
  • £200 for WFH Setup.

Health & Wellbeing:

  • Private Medical Insurance including;
  • GP consultations (video, telephone or face-to-face).
  • Prescribed medication.
  • In-patient, day-patient and out-patient care.
  • Mental health support.
  • Optical, dental & audiological cover.
  • Physiotherapy.
  • Advanced cancer cover.
  • Menopause support.
  • Employee Assistance Programme including:
    • Unlimited mental health sessions.
    • 24/7 remote GP & physiotherapy.
    • 24/7 helpline for emotional & practical support.
  • Savings & discounts on everyday shopping.
  • 1:1 personalised well-being consultations.
  • Gym membership discounts.

Family Friendly Policies:

  • Enhanced maternity pay.
  • Enhanced paternity pay.
  • Enhanced adoption pay.
  • Enhanced shared parental leave.

Learning & Development:

  • Professional Qualifications.
  • Professional Memberships.
  • Learning Suite for e-courses.
  • Internal Training Programmes.
  • FCA & Regulatory training.

Workplace Perks:

  • Hybrid Working.
  • Casual dress code.
  • Workplace socials.
  • Healthy snacks.

To apply for this role, please submit your CV along with a cover letter.

We acknowledge receipt of your resume for a position at Zilch and we appreciate your interest in joining our business.

We will screen all applicants and select candidates whose qualifications meet our requirements. We will carefully consider your application during the initial screening and will contact you if you are selected to continue to the next stage of the recruitment process. We wish you every success.

Zilch Technology is an equal opportunities employer and we encourage all applications from suitably qualified and eligible candidates regardless of sex, race, disability, age, sexual orientation, religion or belief.

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