Senior Backend Engineer

🕒 August 25

🇪🇸 Spain – Remote

⏰ Full Time

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 18%

What it means: how likely this posting is sitting open without active hiring.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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Trading 212

WebsiteLinkedInAll Job Openings

201 - 500 employees

Founded 2003

💼 Consulting

📣 Marketing

💸 Finance

Consulting • Marketing • Finance

Trading 212 is a global financial trading platform offering commission-free investing services. It allows users to invest in fractional shares, providing access to expensive stocks like Google, Amazon, and Apple with minimal investment. With a strong focus on safety, customer assets are safeguarded in segregated accounts, and the company is regulated by financial authorities in the UK, EU, and Australia. Trading 212 offers a wide range of investment opportunities, including Stocks, ETFs, and ISAs, along with features like share lending and automated pie investments to build wealth. It supports multiple global currencies and ensures robust protection and transparency for its users.

📋 Description

• Own backend solutions end to end: understand the business problem, shape requirements, design the solution, build it, test it, deploy it and run it in production • Design and evolve services for performance, scale, resilience and data integrity • Make clear technical decisions with a full understanding of constraints, alternatives and trade-offs • Keep code and systems maintainable as products and requirements evolve • Diagnose difficult production problems, address underlying causes and prevent recurrence • Work closely with product and engineering colleagues to turn complex requirements into simple, durable solutions • Review work critically, share knowledge and raise the engineering standard across the team

🎯 Requirements

• Proven ownership of backend services built and operated within a microservices architecture • Strong grasp of communication protocols such as HTTP, WebSockets and AMQP, including when to apply each • Production fluency in at least one modern backend framework • Deep knowledge of relational databases, including indexing, transactions, isolation levels, locking mechanisms and high-performance design • Track record of designing systems for high availability, scalability and resilience • Clear, structured problem-solving and ability to explain technical decisions and trade-offs • Strong engineering fundamentals, sound judgement and confidence learning unfamiliar technologies • Depth in one backend ecosystem and sound tool choice matter more than familiarity with every technology listed

🏖️ Benefits

• Recruitment data may be retained for up to 2 years for consideration for future opportunities • Candidates can decline or withdraw future-contact consent at any time • Candidates can request deletion of recruitment data by replying to the recruitment email