Software Engineer (EMS)

Elwood; Greater London; Hybrid; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Fully paid medical and discounted dent

Generous time off + bank holidays

Enhanced parental leave after 1 year

Weekly Ubereats allowance

Free onsite gym

Employee Assistance Programme

Paid study leave and personal leave

Job summary

Elwood Technologies is seeking a Software Engineer in London on a hybrid, full-time basis. You will design and build the EMS platform, focusing on low-latency, multi-region, multi-tenant systems with high availability and fault tolerance.

You will work with Rust, distributed architectures, and modern cloud tools, collaborating closely with product, QA and infra teams to deliver robust software and performant deployments.

Qualifications

• 3+ years of backend engineering experience.
• Proven Rust expertise with a non-trivial Rust system.
• Experience with distributed, event-driven architectures.

Responsibilities

• Design and implement low-latency, high-throughput backend services for a multi-region EMS platform.
• Analyse critical paths and optimise performance and latency.
• Maintain fault-tolerant distributed systems across regions.
• Implement real-time monitoring, telemetry and alerting.
• Collaborate with product, QA and infra teams for seamless deployments.
• Conduct rigorous code reviews to raise team standards.
• Leverage AI coding assistants to accelerate delivery while ensuring correctness.

Skills

Rust

Distributed systems

Multi-tenant patterns

Cloud platforms

Databases & caches

Observability

Non-blocking I/O

Tools

NATS

Aeron

Prometheus

Grafana

ELK

Zookeeper

Job description

Job Title: Software Engineer

Location: London/Hybrid. Type: Full-time

Level: 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:

• 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
• Modern offices with snacks and a weekly Ubereats allowance
• Free onsite gym
• Employee Assistance Programme
• 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.