Senior GoLang Developer (Trading Systems)

In the fast-growing economies of the world, there’s a new generation of ambitious younger people  eager to gain financial independence. And they’re turning to the world’s financial markets to achieve it. Exinity’s mission is to empower them to succeed. We design, engineer and market a growing range of innovative trading and investing products that meet their expectations for choice, creativity and control, and which are backed by risk management tools, education - and a great customer experience.

For over 20 years, Exinity has provided leveraged trading to some two million customers through our global brands Alpari and FXTM.  Now, we are adding further brands to our portfolio – with a further three planned for rollout by the end of 2022.

Exinity is an energetic and diverse company with offices across Europe, Asia and Africa, and we’re always looking for talented individuals to join us.  ‘Freedom to Succeed’ is not just a promise we make to our clients and partners, but to our people too.  We’ll help you develop a range of skills, take on early responsibility, and enjoy a rewarding and fulfilling career with a fast-growing, dynamic company.

We are looking for an experienced Senior Golang Developer to join our Trading Technology team and build high-performance, low-latency systems for a global Forex/CFD brokerage.

We expect the ability to independently investigate complex tasks, propose optimal architectural solutions, and proactively collaborate within the cross-functional team and with various stakeholders (Trading, IT).

This role is ideal for engineers who understand market microstructure and enjoy building high-throughput distributed systems with strict performance and reliability requirements.

Responsibilities:

Core Development

• Design and implement low-latency, high-throughput trading microservices in Go

Architecture & Performance

• Optimize performance at all levels: CPU/memory consumption, GC pressure, lock-free structures, batching strategies.
• Implement efficient concurrency patterns (SPSC/MPSC queues, worker pools, sync primitives, event-driven pipelines).
• Build resilient distributed services with failover, back-pressure handling, and graceful degradation.

Team Collaboration

• Interact with Product Owner/Business Analyst to design flows, logical schemes, algorithms.
• Conduct cross-team code reviews, propose improvements, exchange experience with peers.

Essential

• 5+ years of experience with Golang, including deep understanding of concurrency (goroutines, channels, sync, atomics).
• Strong experience implementing microservices using event-driven and RPC-based communication (NATS, Kafka, gRPC, REST).
• Experience with SQL/NoSQL databases (MySQL, ClickHouse, Redis, MongoDB) including query optimization and schema design.
• Understanding of containerization, orchestration, infrastructure as code tools (Docker, Kubernetes, Ansible).
• Solid experience with at least one message queue/broker (Kafka, NATS, Redis Streams).
• Experience in building high-load systems with low latency.
• Strong debugging and profiling skills (pprof, flamegraphs, tracing).

Nice to Have

• Experience developing systems for Forex/CFD trading, including knowledge of:• Market data streams (ticks, depth, L2/L3 order books)
• Order execution flows (market, limit, IOC/FOK, A-book/B-book routing)
• Risk engines
• Liquidity provider integrations

• Knowledge of efficient binary protocols: Protobuf, SBE, FlatBuffers.
• Experience with high-performance in-memory data structures.
• Familiarity with monitoring and observability: Prometheus, Grafana, OpenTelemetry.
• Understanding of FIX API integrations.

Benefits:

• Hybrid Working Policy 

• Discretionary performance related bonus 

• Personalized Flex-Benefits 

• A focus on your wellbeing, including talks and access to self-development tools. 

• Medical insurance for employees.  

• Comprehensive leave package of 40 days inclusive of Public Holidays