Middleware Advanced Applications Engineer

We are seeking a Middleware Engineer advanced applications developer to join our specialised middleware and application platform support team within the Global Investment Bank's dedicated low-latency infrastructure. This role is pivotal in supporting electronic trading systems across Forex (FX) and Fixed Income (FI) markets. The successful candidate will possess deep technical expertise in middleware and a practical understanding of trading workflows and ultra-low latency requirements.

Required Skills & Qualifications:

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  Essential Skills:

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  • Knowledge of Solace PubSub+ platform.
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  • Hands-on experience configuring message VPNs, queues, topic endpoints, bridges, and DMR.
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  • Proven ability to tune ultra-low latency trading environments.
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  • Strong knowledge of messaging middleware technologies and multicast messaging protocols.
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  • Specific experience with market-facing and low-latency infrastructure for Forex and Fixed Income trading.
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  • Strong Linux/Unix administration skills with focus on network and messaging performance tuning.
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  • Automation and scripting proficiency (Python, Shell scripting, SQL).
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  Experience & Soft Skills:

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  • Strong experience in technical platforms or infrastructure support, preferably in electronic trading or capital markets technology.
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  • Excellent communication skills
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  • Ability to work under pressure during market hours and resolve issues quickly.
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  • Project management collaboration skills for gathering technical requirements.
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Day-to-day of the role:

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  Solace Messaging Infrastructure:

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  • Design and implement Solace messaging patterns optimized for low-latency trading.
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  • Configure and tune Solace brokers, message VPNs, queues, topic endpoints, and client profiles for optimal performance.
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  • Manage Solace high-availability configurations including primary/backup broker pairs and replication.
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  • Implement Solace DMR for inter-datacenter message distribution.
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  • Define and enforce Solace governance frameworks, naming conventions, and messaging standards.
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  • Monitor and optimize message flow performance, identifying and resolving latency issues.
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  • Capacity plan for Solace infrastructure based on trading volumes and growth projections.
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  Trading Application Integration:

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  • Collaborate with CMI development teams globally to integrate trading applications with Solace messaging.
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  • Design topic hierarchies and subscription patterns for market data distribution and trade execution flows.
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  • Implement multicast messaging standards for efficient market data dissemination.
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  • Optimize Solace client configurations for trading applications.
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  • Support message transformation, filtering, and routing requirements within Solace.
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  • Troubleshoot complex messaging issues affecting trade execution and market data delivery.
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  Monitoring & Performance Management:

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  • Deploy and maintain specialized monitoring for Solace infrastructure using ITRS Geneos and Corvil.
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  • Create custom monitoring dashboards for message latency, throughput, queue depths, and broker health.
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  • Establish alerting thresholds and escalation procedures for messaging infrastructure.
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  • Analyse message flow patterns to identify performance bottlenecks and optimization opportunities.
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  • Conduct post-incident analysis of messaging-related trading disruptions.
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To apply for this Solace Middleware Engineer position, please submit your CV and cover letter detailing your relevant experience and why you are interested in this role.