11 of 11 Support Engineer Jobs in the City of London

Application Support Engineer (Linux OOP Perl MySQL) London/WFH to £55k Are you a technologist Application Support Engineer with the ability to read and understand object orientated code? You could be joining a market leading FinTech company that provides a highly functional suite of software products to support post-trade processing for clients including … most of the financial institutions across the globe, processing around $3 trillion per day in securities lending. As an Application Support Engineer you will join a small, collaborative team responsible for client support and gain an indepth knowledge of their suite of products. There are a range of different things you can get involved with and develop … and an on-call requirement one in six weeks. About you: You're degree educated in a STEM discipline, Computer Science ideally You have commercial Application or Technical Support experience You have a strong understanding of Linux OS (they use RedHat) including command line You have strong SQL skills, ideally with MySQL experience You're able to script/ More ❯

Second Line Support Engineer - £200 per day - Inside IR35 - 5 days a week on site St Mary Axe - 6 Month Contract. About the Role - My client, a leading building and civil engineering company, is seeking a proactive and customer-focused Second Line Support Engineer to join their Service Desk team. The Service Desk is the key … devices, Microsoft applications, and enterprise tools Triage issues effectively and escalate to relevant teams when required Troubleshoot Microsoft applications, Teams Rooms, and office AV/meeting room technology Provide support across hardware, software, and network-related issues Ensure effective ticket management, root cause analysis, and documentation of remedies Contribute to continuous improvement by updating knowledge bases and encouraging self … service Deliver a consistent high-quality experience when supporting senior executives and C-Suite users What We're Looking For - Previous experience in a Second Line Support Engineer or IT Support Analyst role Proven ability to support senior stakeholders (Chairman, CEO, CFO, C-Suite) with discretion and professionalism Strong technical troubleshooting skills across a wide range More ❯

Second Line Support Engineer - £200 per day - Inside IR35 - 5 days a week on site St Mary Axe - 6 Month Contract. About the Role - My client, a leading building and civil engineering company, is seeking a proactive and customer-focused Second Line Support Engineer to join their Service Desk team. The Service Desk is the key … devices, Microsoft applications, and enterprise tools Triage issues effectively and escalate to relevant teams when required Troubleshoot Microsoft applications, Teams Rooms, and office AV/meeting room technology Provide support across hardware, software, and network-related issues Ensure effective ticket management, root cause analysis, and documentation of remedies Contribute to continuous improvement by updating knowledge bases and encouraging self … service Deliver a consistent high-quality experience when supporting senior executives and C-Suite users What We're Looking For - Previous experience in a Second Line Support Engineer or IT Support Analyst role Proven ability to support senior stakeholders (Chairman, CEO, CFO, C-Suite) with discretion and professionalism Strong technical troubleshooting skills across a wide range More ❯

I’m hiring for our long-term client – this time for a Technical Support Engineer or Application Support Engineer within the User Experience UX role with one of my favourite hiring managers – a strong, collaborative team and a high-performing environment. Contract: 12-month PAYE | Inside IR35 + strong possibility of conversion to FTE Salary: Up … Staines, Surrey – Hybrid, 2 days onsite (40 minutes by train from London) Start: ASAP Hours: 40 hours/week | Weekly pay | Laptop provided What’s the role? You’ll support customers working on a cloud-based enterprise platform – helping troubleshoot UI-related issues, debug frontend behaviour, and create small scripts that streamline issue resolution. It’s hands-on, technical … and customer-facing. You’ll collaborate with global engineering and support teams and have a direct impact on improving customer experience and internal support processes. We’re looking for someone with: UI development or support experience Exposure to at least two of: ReactJS, GraphQL, AngularJS, AJAX, CSS, Mobile app development Ability to read/debug JavaScript and More ❯

I’m hiring for our long-term client – this time for a Technical Support Engineer or Application Support Engineer within the User Experience UX role with one of my favourite hiring managers – a strong, collaborative team and a high-performing environment. Contract: 12-month PAYE | Inside IR35 + strong possibility of conversion to FTE Salary: Up … Staines, Surrey – Hybrid, 2 days onsite (40 minutes by train from London) Start: ASAP Hours: 40 hours/week | Weekly pay | Laptop provided What’s the role? You’ll support customers working on a cloud-based enterprise platform – helping troubleshoot UI-related issues, debug frontend behaviour, and create small scripts that streamline issue resolution. It’s hands-on, technical … and customer-facing. You’ll collaborate with global engineering and support teams and have a direct impact on improving customer experience and internal support processes. We’re looking for someone with: UI development or support experience Exposure to at least two of: ReactJS, GraphQL, AngularJS, AJAX, CSS, Mobile app development Ability to read/debug JavaScript and More ❯

We have a current opportunity for a Power & Gas Trade Support Engineer on a permanent basis. The position will be based in London. For further information about this position please apply. We are looking for an Application Support Team Lead who is passionate about technology and has experience supporting enterprise-wide systems. The successful candidate will be … Direct Market Access users) to analyze issues, provide tactical/strategical solutions and ultimately deliver tangible business value & benefit. This role will report into the Global Head of Application Support working on different business systems critical for the trading life cycle. Key responsibilities Leading the Front Office Application Support Team located in different geographical locations. Supporting of Commodity … Front Office Trading applications during trading hours. Support Client Trading Business - On/Offboarding Support for time critical Power and Gas Scheduling applications. Support Weekly Production Change Releases/Being part of On-Call Weekend Rota Support of CTRM connected upstream/downstream applications for Intraday and End of day activities. Monitor applications availability and report More ❯

Job Title: Application Support Engineer Location: Staines, Surrey – Hybrid, 2 days onsite Contract: 12-month PAYE | Inside IR35 - Paid on a weekly basis through us - Principle HR + Strong possibility of conversion to full-time Annual Salary: Up to £41,000 per annum Start Date: ASAP Interview Process: 2 rounds – technical and managerial About the role You’ll … join a technical support team focused on platform-level issues across both front and back end. Expect to work on cases related to reporting, upgrades, cloning, and database tables, supporting users and internal teams in identifying and resolving issues efficiently. Key requirements Minimum 2 years’ experience in application or technical support Confident with SQL – running queries, joins, analysing … and troubleshoot scripts – Unix shell, Bash, and UI scripts Understanding of web-based UI behaviour is a bonus Strong communication and problem-solving skills This is a hands-on support role with a focus on technical depth over ticket volume. You’ll be joining a stable, collaborative team where support engineers are genuinely respected and heard. Interested? Or More ❯

Job Title: Application Support Engineer Location: Staines, Surrey – Hybrid, 2 days onsite Contract: 12-month PAYE | Inside IR35 - Paid on a weekly basis through us - Principle HR + Strong possibility of conversion to full-time Annual Salary: Up to £41,000 per annum Start Date: ASAP Interview Process: 2 rounds – technical and managerial About the role You’ll … join a technical support team focused on platform-level issues across both front and back end. Expect to work on cases related to reporting, upgrades, cloning, and database tables, supporting users and internal teams in identifying and resolving issues efficiently. Key requirements Minimum 2 years’ experience in application or technical support Confident with SQL – running queries, joins, analysing … and troubleshoot scripts – Unix shell, Bash, and UI scripts Understanding of web-based UI behaviour is a bonus Strong communication and problem-solving skills This is a hands-on support role with a focus on technical depth over ticket volume. You’ll be joining a stable, collaborative team where support engineers are genuinely respected and heard. Interested? Or More ❯

Application Support Engineer – Web Applications | London | Hybrid | £41K Principle HR is partnering with a fast-growing global SaaS company to expand their Engineering Support team. In this role, you’ll be working directly with engineers from Fortune 500 companies , solving complex application issues—especially those centered around email. If you love troubleshooting, working with web technologies, and … Staines, Surrey from state-of-the-art offices. Exposure to cutting-edge technologies and global enterprise clients . What You Need to Bring: 4+ years of customer-facing technical support experience. Strong troubleshooting skills—you thrive on solving complex technical issues . Ability to read basic Java/JavaScript code . Solid experience with SQL and working in Windows …/Unix environments . Hands-on experience with web applications, REST APIs, Postman, and SOAP . Prior experience handling support tickets . Next Steps? This is a great opportunity to join a dynamic, growing team in a global tech company. Apply now , or reach out to me, Som , at som@principlehr.com for a confidential chat. More ❯

Application Support Engineer – Web Applications | London | Hybrid | £41K Principle HR is partnering with a fast-growing global SaaS company to expand their Engineering Support team. In this role, you’ll be working directly with engineers from Fortune 500 companies , solving complex application issues—especially those centered around email. If you love troubleshooting, working with web technologies, and … Staines, Surrey from state-of-the-art offices. Exposure to cutting-edge technologies and global enterprise clients . What You Need to Bring: 4+ years of customer-facing technical support experience. Strong troubleshooting skills—you thrive on solving complex technical issues . Ability to read basic Java/JavaScript code . Solid experience with SQL and working in Windows …/Unix environments . Hands-on experience with web applications, REST APIs, Postman, and SOAP . Prior experience handling support tickets . Next Steps? This is a great opportunity to join a dynamic, growing team in a global tech company. Apply now , or reach out to me, Som , at som@principlehr.com for a confidential chat. More ❯

Technical Support Manager (3rd Line) We are looking for an experienced 3rd Line Technician working as a point of escalation for the IT division of this tech company. The role will involve project work and this position will involve remote support (working from home), regional office visits and client site visits. KEY RESPONSIBILITIES 3rd Line IT support: Carry out routine, add-hoc and project related administration tasks to maintain the systems. Maintain, administer, and support all IT infrastructure within the business and act as escalation point for support. Technical 3rd line support for customers on supplied solutions and infrastructure. Support Sales and Project Teams with technical input. Prepare, draft and own technical designs … in cloud infrastructure (Azure, AWS). Proficient in administering M365. Virtualization (HyperV, VMware, etc.). Experience with TCP/IP and other networking protocols. Extensive experience of remote IT support tools. Some experience of working with web-based applications and process driven workflows. Desirable Experience Currently working in an IT helpdesk 2nd/3rd line environment Microsoft 365 Certified More ❯