Job Overview
Location
London
Job Type
Full-time
Category
Software Engineering
Date Posted
May 28, 2026
Full Job Description
đź“‹ Description
- • Senior Software Engineer (Node.js/TypeScript) role at Seccl Technology Limited, an Octopus-owned embedded investment platform on a mission to help more people invest well, with a focus on building reliable, scalable, and maintainable software solutions for regulated financial workflows.
- • Day-to-day responsibilities include working collaboratively in cross-functional squads, designing and operating services within a domain, owning SLAs, maintaining documentation, mentoring engineers, communicating with non-technical stakeholders, and participating in on-call rotations under a build-and-run model.
- • Seccl is a fast-growing, B-Corp certified fintech backed by Octopus Group, operating with a flat, inclusive culture that values ownership, bold thinking, and candid feedback, with engineering organized into tribes and autonomous squads using AWS serverless technologies.
- • The role offers opportunities to deepen expertise in TypeScript, Node.js, AWS, distributed systems, and regulated fintech environments while driving technical excellence, shaping product direction, and progressing toward leadership in a high-impact, scalable platform.
🎯 Requirements
- • Strong commercial experience with Node.js, specifically TypeScript
- • Experience with Amazon Web Services and serverless products (Lambda, SQS, EventBridge, API Gateway, etc.)
- • Experience with document databases, ideally MongoDB
- • Experience mentoring engineers and leading technical delivery in a build-and-run engineering model
- • Experience working in regulated industries, ideally financial services or FinTech
- • Experience with on-call processes and incident management
🏖️ Benefits
- • 27 days holiday + bank holidays + birthday day off + 3 days dependant leave per year
- • Private medical insurance with AXA Health and enhanced parental leave
- • £750 annual learning budget, MacBook, and up to £500 home office setup budget
- • Option to work abroad for up to six weeks per year
- • 6% employer pension contribution, life assurance, and length of service award (1-month paid sabbatical at 8 years)
- • Access to Perkbox, Cycle to Work, Octopus EV leasing, wellness initiatives (free therapy, Headspace), and financial wellbeing tools via Octopus Money
Skills & Technologies
See exactly how your profile matches this role — strengths, skill gaps, and what to do about them.
About Seccl Technology Limited
Seccl Technology Limited is an embedded investment platform providing comprehensive, API-first infrastructure designed for the future of investing. As part of the Octopus Group, Seccl empowers financial advisers, consolidators, adviser tech providers, neobanks, and established fintechs to create lightning-fast, paper-free, and scalable investment experiences. Their extensive suite of services includes accounts, custody, digital pensions, and portfolio management, all engineered for seamless integration. A testament to their robust capabilities is the successful migration of over 300,000 Monzo investment customers without issues, leveraging the proven Kraken technology. Seccl's cloud-native architecture supports rapid growth, currently powering 825,000 investors and processing millions of transactions monthly for diverse clients.
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