Software Engineer (EMS)

Posted 9 Days Ago
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London, Greater London, England, GBR
In-Office
Mid level
Fintech
The Role
Design, build, and optimize a low-latency, high-throughput execution management platform. Responsibilities include distributed systems development, latency optimization, multi-region availability, observability, code reviews, cross-functional collaboration, and critical use of AI coding assistants. The role requires production Rust expertise, concurrent backend engineering, event-driven architectures, cloud deployments, databases, caching, and financial or trading-platform knowledge.
Summary Generated by Built In
Job Title: Software EngineerLocation: London/Hybrid.                 Type: Full-timeLevel: Mid Level                                 Reports to: Rust Engineering Lead

About Elwood 

Elwood Technologies is a FCA regulated firm that provides end-to-end digital asset Execution Management, and Risk Management Software to institutional clients. We are now looking for a Software Engineer to work on our EMS platform within the Engineering Team .

Job Description

We are seeking a highly skilled Software Engineer to join our team responsible for designing, building, and optimising a next-generation multi-region, multi-tenanted Execution Management System (EMS) platform.

The ideal candidate will have experience building concurrent, performance sensitive systems where correctness and high availability are maintained across multiple regions to meet the stringent demands of our global trading customers.

Key Responsibilities

  • Platform Development: Design and implement low-latency, high-throughput systems for a multi-region, multi-tenanted EMS platform, ensuring compliance with industry standards.
  • Latency Optimisation: Analyse and optimise critical paths in the system to reduce latency and improve performance.
  • Distributed Systems: Maintain distributed, fault-tolerant systems with high availability across multiple regions, ensuring data consistency and low-latency communication.
  • Monitoring & Observability: Implement real-time monitoring, telemetry and alerting systems for proactive issue detection and resolution.
  • Collaboration: Work closely with product, QA and infrastructure teams to align technical solutions with business requirements and ensure seamless deployments.
  • Code reviews: Review teammates' code with rigour and help raise the team's collective standard.
  • AI-Assisted Development: Use AI coding assistants heavily and critically - catching what they get wrong is part of the job.

Qualifications / Knowledge

  • 3+ years professional backend engineering, including concurrent, performance sensitive systems.
  • Hands-on production Rust expertise. You should be able to walk through a non-trivial Rust system you built and defend its design. C++ or Go experience is a plus.
  • Experience with distributed systems and event-driven architectures (e.g. Nats, Aeron)
  • Knowledge of multi-tenancy patterns and best practices.
  • Familiarity with cloud platforms (e.g. AWS, GCP, Azure) and tools for multi-region deployments.
  • A working knowledge of databases and caches (PostgreSQL, SQLite, Redis, Zookeeper).
  • Experience with observability tools (e.g. Prometheus, Grafana, ELK stack).
Soft Skills:
  • Strong analytical and problem-solving abilities.
  • Excellent communication and collaboration skills, with a track record of working in cross-functional teams.
  • Attention to detail and ability to work under pressure in a fast-paced environment.
  • Understanding of crypto markets and products (Desirable).
  • Experience in leveraging LLMs to accelerate delivery.
  • Financial Services experience is desired along with a background in trading/EMS platforms.

What we offer:

πŸ’΅  Competitive salary and compensation packages

🍎 Fully paid medical and discounted dental schemes for employees and their family

✈️ Generous time off + bank holidays

🍼 Enhanced parental leave for all employees who have been with the company for one (1) year

πŸ” Modern offices with snacks and a weekly Ubereats allowance

πŸ’ͺ Free onsite gym

πŸ•β€ Employee Assistance Programme

πŸ“š Paid study leave and personal leave

Why Elwood?  

  • Join a series A FinTech company  and help shape the future of finance
  • A startup with deep financial backing and a strong market presence
  • Our platform is enabling institutional access to the most exciting growth opportunity in Finance
  • Work with a modern technology stack and help solve high impact problems
  • Strong client focused team with a diverse background  
  • We’re a Global company and have modern, centrally based offices in London, New York and Singapore.

Skills Required

  • 3+ years of professional backend engineering experience, including concurrent and performance-sensitive systems
  • Hands-on production Rust expertise and ability to explain and defend a non-trivial Rust system design
  • Experience with distributed systems and event-driven architectures, such as NATS or Aeron
  • Knowledge of multi-tenancy patterns and best practices
  • Familiarity with cloud platforms such as AWS, GCP, or Azure and multi-region deployments
  • Working knowledge of databases and caches, including PostgreSQL, SQLite, Redis, and ZooKeeper
  • Experience with observability tools such as Prometheus, Grafana, or the ELK Stack
  • Strong analytical and problem-solving abilities
  • Excellent communication and collaboration skills in cross-functional teams
  • Attention to detail and ability to work under pressure
  • Understanding of crypto markets and products
  • Experience leveraging LLMs to accelerate delivery
  • Financial services experience and background in trading or EMS platforms
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The Company
HQ: Regents Park
109 Employees
Year Founded: 2018

What We Do

Elwood Technologies is an established, global fintech, building digital assets trading infrastructure for institutional investors. Its seamless end-to-end platform connects to global crypto exchanges, custodians, and liquidity providers, via a single Application Programming Interface (API). Built by industry experts with decades of combined experience in investment management and digital technology, Elwood Technologies provides market infrastructure at scale, enabling financial institutions, neobanks, and corporations to access digital assets markets quickly and efficiently.

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