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Senior software engineer (Node.js/TypeScript)

Seccl· Engineering
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Hybrid (London), Hybrid (Bath), Hybrid (Edinburgh)Full-timePosted 9mo ago

About the role

Senior software engineer specializing in TypeScript and Node.js, building and operating reliable, scalable, testable financial workflow systems within Seccl’s hybrid, office-based teams in London, Bath or Edinburgh.

Responsibilities

  • Work collaboratively in a domain aligned cross-functional squad made up of engineers and product along with colleagues from customer-facing and operations teams
  • Design, implement and operate your services within your domain
  • Be accountable for the SLAs of your products and iterative improvements
  • Maintain and extend documentation for your services
  • Foster a culture of continuous improvement and technical excellence while understanding when “good enough for now” is appropriate
  • Provide guidance and mentorship for other engineers
  • Communicate with non-technical colleagues to answer queries about the Seccl system

Qualifications

  • Strong commercial experience with Node.js, specifically TypeScript
  • Experience with Amazon Web Services
  • Experience with Serverless products
  • Experience with document databases, ideally MongoDB
  • Experience mentoring engineers
  • Experience leading technical delivery in a build-and-run engineering model
  • Experience in a structured on-call process and incident management
  • Experience working in regulated industries, ideally financial services or FinTech

Skills

Required:Node.jsTypeScriptAmazon Web ServicesServerlessMongoDBMentoring engineersBuild-and-run deliveryOn-call / incident management
Nice to have:Regulated industries experience

Benefits

  • Base salary based on experience and skills demonstrated during our assessment phase
  • 27 days holiday + bank holidays (some can be flexible) + day off on your birthday + three days (full time) per year for Dependant leave
  • Two volunteering days per year
  • Length of service award – one month paid sabbatical at eight years
  • 6% employer pension contribution, and life assurance
  • Private medical insurance with AXA Health
  • Enhanced Parental leave
  • MacBook and up to £500 home office set up budget
  • £750 per person learning budget
  • Option to work abroad for up to six weeks a year
  • Health and wellbeing initiatives including free therapy via Wellness Cloud, mental health support via Headspace
  • Strong financial wellbeing focus including access to Octopus Money, Octopus Share Incentive Plan and will writing offering via Octopus Legacy
  • Perkbox – Flexi-points giving you a range of discounts and perks including free weekly coffee, gym and retail discounts
  • Access to initiatives like Cycle to Work and Octopus Electric Vehicle Leasing
Last updated Sep 16, 2026. Interested? Apply on the company site.
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About Seccl

The embedded investment platform

Our software and services help forward-thinking firms build the investment propositions of the future…

Embedded investmentsInvestment platformCustody serviceAPIWealth management
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