Senior Software Engineer - Integrations

JR United Kingdom; Slough; On-site; GBP 70,000 - 90,000; Full time

Job summary

A leading global commodities firm is seeking a Senior Software Engineer for their Engineering team in Slough. The role involves designing integration solutions, building APIs, and optimizing performance across distributed systems. Candidates should have extensive backend Java experience, ideally in commodities trading, and familiarity with modern cloud architectures.

Qualifications

• 8+ years of backend development experience with Java.
• Experience designing high-performance integration solutions.
• Proficient in AWS, Azure, GCP, CI/CD, Docker, and Kubernetes.

Responsibilities

• Design and implement scalable integration architectures spanning trading platforms.
• Develop secure RESTful APIs in cross-functional teams.
• Monitor and optimize integration layers for high throughput.

Skills

Backend Development

Java

Integration Solutions

Cloud Platforms

CI/CD

Docker

Kubernetes

Job description

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Senior Software Engineer - Integrations, slough

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Client:

Cititec

Location:

slough, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

4

Posted:

31.05.2025

Expiry Date:

15.07.2025

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Job Description:

Cititec Talent is working with a leading global commodities firm to find a Senior Software Engineer for their expanding Engineering team. This role will focus on building and maintaining integrations within the company’s technology ecosystem. You will be responsible for designing, developing, and supporting robust integration solutions.

Key Responsibilities:

• Design and implement scalable integration architectures spanning trading platforms, internal systems, and external data sources.
• Extend and configure middleware platforms to handle complex messaging workflows, data transformation, and routing logic.
• Develop secure, high-performance RESTful APIs in collaboration with cross-functional development teams.
• Monitor and optimise integration layers to ensure high throughput and low latency.
• Lead testing activities, including unit, integration, and performance testing of components.
• Maintain comprehensive technical documentation, such as architecture diagrams, API specifications, and operational runbooks.
• Troubleshoot and resolve critical issues across distributed environments. Implement robust error handling, retry strategies, and circuit breaker patterns to maintain system reliability and safeguard data integrity.
• Actively contribute to agile development processes, participating in sprint planning and team ceremonies.

Requirements:

• 8+ years of backend development experience with Java, ideally within commodities trading or financial services.
• Proven ability to design and build high-performance, low-latency integration solutions.
• Experience with cloud platforms (AWS, Azure, GCP), including managed Kafka, serverless functions, and API gateways.
• Proficient in CI/CD, Docker, and Kubernetes.