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SeniorFull-timePythonJava
Salary Range
$99,450 - $134,550 /year
This salary is estimated based on similar roles. The actual salary may vary.
As a Backend Software Engineer you will join our team in London and  be responsible for designing, building, and supporting highβreliability software platforms used to supervise and control complex, remote systems. The role focuses on developing core operational software, supporting data flows, and creating automation that improves efficiency, robustness, and repeatability.
You will work across multiple operational subsystems, contributing directly to the successful execution of live, highβstakes activities in a highly regulated technical environment.
β’ Location: London
β’ On Site: 2x a month
β’ Clearance: SC clearable 
β’ Experience Level: Mid - Senior Key Responsibilities:
β’ Design, enhance, and support a central operational control platform, ensuring it meets performance, reliability, and operational requirements.
β’ Develop new backend software components using Java and Python to support monitoring, control, and data management capabilities.
β’ Contribute to the development of operational subsystems, including:
β’ File transfer and management workflows for large or critical datasets
β’ Automated ingestion, storage, and retrieval of structured and unstructured data
β’ Workflow automation to support data processing, analysis, and control preparation
β’ Collaborate closely with systems and requirements engineers to ensure traceability, consistency, and sound technical design.
β’ Diagnose, troubleshoot, and optimise critical services to ensure readiness for live operations.
β’ Produce clear documentation, configuration artefacts, and operational procedures to support longβterm maintainability.
β’ Participate in technical design reviews, implementation discussions, and operational readiness assessments.
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About ALTEN
ALTEN is a global engineering and R&D company specializing in high-tech consulting and services, operating at the intersection of innovation and technology. Headquartered in France, the company was founded in 1990 and has since expanded its footprint across numerous countries, providing expertise in digital transformation, software development, and engineering solutions. With a strong focus on leveraging cutting-edge technologies, ALTEN collaborates with clients to address complex challenges and drive technological advancements in various industries, including automotive, aerospace, energy, and telecommunications. The company offers a comprehensive suite of products and services, including technical consulting, project management, and custom software development, tailored to meet the specific needs of its clients. Key features of ALTENβs offerings include agile methodologies, deep technical expertise, and a collaborative approach that ensures seamless integration with clientsβ existing systems. Its target audience primarily consists of large enterprises and mid-sized companies seeking to enhance their technological capabilities, optimize operations, and stay ahead in a rapidly evolving digital landscape. ALTEN has established itself as a leader in the engineering and consulting sector, boasting a network of over 30,000 highly skilled professionals and a presence in more than 20 countries. The companyβs unique value proposition lies in its ability to combine technical excellence with business acumen, delivering innovative solutions that align with clientsβ strategic objectives. Notable achievements include numerous successful large-scale projects and a reputation for fostering long-term partnerships, underscoring its commitment to driving sustainable technological progress.
