Indra Group UK & Ireland

Software Engineer

In short

Senior Principal Software Engineer role (20-month fixed-term contract) providing senior technical expertise for Back Office applications supporting Transport for London's ticketing and access control systems, working closely with Application Support, Fraud Management and a 24x7 support team. Posted by Indra Group UK & Ireland, a global technology and consulting company with over 60,000 employees, for a large-scale ticketing programme covering buses, Underground, rail and river boats across London. Requires strong incident/problem/change management experience ideally aligned with ITIL, proven software engineering or application support background in complex, business-critical environments, and strong cross-team collaboration and communication skills.

Senior Principal Software Engineer (FTC, 20 months)
About Indra Group UK & Ireland
Indra is a leading global technology and consulting company, and a trusted technological partner for the core business operations of its clients worldwide. It stands at the forefront of key sectors including Transport, Defence, Air Traffic Management and Space, alongside advanced Information Technology services delivered through Minsait, and cutting-edge capabilities in Sovereign AI, Cybersecurity, and Cyberdefence via IndraMind. The company's business model is built around a comprehensive portfolio of proprietary products, combining strong innovation with a high-value focus for customers. With more than 2,500 projects implemented across 50 countries and over 100 cities, Indra is a global benchmark in innovative transportation and mobility solutions. It is recognised as one of the world's top three companies in public transportation management systems. Indra's technology supports the daily journeys of over 78 million people, helping to reduce more than 10 million tonnes of CO₂ emissions annually, and helping save nearly 3,000 lives through improved traffic management and road safety. In the 2024 financial year, Indra achieved revenues of €5.5 billion, over 60,000 professionals, maintained a local presence in 46 countries, and operated across more than 140 countries worldwide.
Transport for London (TfL) has awarded Indra a long-term contract to operate, develop, enhance and expand ticketing and access control systems across London's transport network through to 2034, with extension options to 2039. This programme covers the maintenance, operation and evolution of a large-scale, complex ecosystem, including turnstiles, validators, ticket machines, sales terminals, back-office systems, payment gateways, IT infrastructure and cybersecurity that supports over 8.6 million daily journeys. Following a transition period of approximately two years, Indra will serve as the sole provider across the network that includes more than 8,500 buses, nearly 400 Underground stations, around 300 rail stations (Overground, DLR, Elizabeth Line and suburban services), 4,000 Oyster Card outlets, seven customer service centres, and 24 river boat boarding points.
As we continue to expand our operations in the UK, we are strengthening our Back Office support capability with a Senior Principal Software Engineer. The role provides senior technical expertise across Back Office applications, supporting the Back Office Support Manager and working closely with Application Support, Fraud Management and the 24x7 BOSS team to ensure effective investigation and resolution of technical issues. The role provides technical guidance to the application team, facilitates collaboration across support teams and supports escalation to Level 3 where further specialist expertise is required.
Responsibilities
•Ability to interpret technical and operational data, identify trends and contribute to appropriate improvement actions
•Strong understanding of incident, problem, change and release management processes, ideally aligned with ITIL practices
•Experience providing technical guidance and support within software engineering and/or application support teams
•Ability to build strong working relationships across application, database, infrastructure, cybersecurity, engineering and project teams
•Strong problem-solving and prioritisation skills in time-critical situations, with sound judgement on when technical issues require escalation
•Experience working effectively across Level 2, Level 3 and 24x7 operational support teams during incident investigation and resolution
•Proven experience in software engineering, application support or technical support within a complex, business-critical environment
•Committed to continuous improvement, knowledge sharing and efficient ways of working
•Customer-focused, approachable and able to support and guide other team members
•Strong attention to detail, follow-through and adherence to agreed processes
•Experience working with customers and technical stakeholders, with strong written and verbal communication skills
•Calm, responsive and solution-oriented when dealing with incidents, deadlines and technical challenges
•Self-motivated, organised and able to manage multiple competing priorities
•Reliable and collaborative, with the confidence to provide senior technical guidance while maintaining clear communication with the Back Office Support Manager and other support teams
Requirements
•Professional career with ability to interpret technical and operational data, identify trends and contribute to appropriate improvement actions
•Strong understanding of incident, problem, change and release management processes, ideally aligned with ITIL practices
•Experience providing technical guidance and support within software engineering and/or application support teams
•Ability to build strong working relationships across application, database, infrastructure, cybersecurity, engineering and project teams
•Strong problem-solving and prioritisation skills in time-critical situations, with sound judgement on when technical issues require escalation
•Experience working effectively across Level 2, Level 3 and 24x7 operational support teams during incident investigation and resolution
•Proven experience in software engineering, application support or technical support within a complex, business-critical environment
•Committed to continuous improvement, knowledge sharing and efficient ways of working
•Customer-focused, approachable and able to support and guide other team members
•Strong attention to detail, follow-through and adherence to agreed processes
•Experience working with customers and technical stakeholders, with strong written and verbal communication skills
•Calm, responsive and solution-oriented when dealing with incidents, deadlines and technical challenges
•Self-motivated, organised and able to manage multiple competing priorities
•Reliable and collaborative, with the confidence to provide senior technical guidance while maintaining clear communication with the Back Office Support Manager and other support teams
•Exposure to application development, scripting, automation or operational tooling
•Experience working in PCI DSS or ISO 20000 environments
•Knowledge of databases, information security, access technologies and fraud-management principles
•Experience supporting transport, payments, ticketing or other high-volume transactional platforms
•Experience working across application support and software engineering teams in complex operational environments
•Bachelor's degree in Information Technology, Computer Science, Engineering, Information Systems or a related discipline, or equivalent relevant professional experience
•ITIL Foundation or equivalent service-management knowledge
Benefits
•Holidays: 25 days per annum + 8 days bank holidays (options to buy/sell days)
•Pension – 4% employee and 4% employer
•Private medical insurance (including dental & optical)
•Life assurance
•Income protection
•Employee assistance programs
•Flexible/remote working options
•Charitable initiatives
•Social events (formal & informal)
•Learning and development programs
•Innovative & collaborative work environment

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