At a Glance
- Tasks: Own and optimise trading systems while driving automation and troubleshooting complex issues.
- Company: Dynamic fintech company in Central London with a focus on innovation.
- Benefits: Competitive daily rate, hybrid work model, and potential for permanent role.
- Other info: Opportunity for career growth and exposure to AI-driven initiatives.
- Why this job: Make a real impact in a fast-paced trading environment with cutting-edge technology.
- Qualifications: Strong PowerShell/Python skills and experience in trading or financial services.
Application Support Engineer – Trading Systems (Fintech) £500–£575/day Inside IR35 6-Month Contract - Hybrid (London – 3 days) - With the option to convert to perm.
You'll be working in a front-office trading environment in Central London. The business is scaling its support and engineering capability across critical trading and post-trade systems. They are investing heavily in automation, resilience, and next-gen tooling (including AI/LLMs), creating a role that sits beyond traditional support — closer to engineering, optimisation, and platform ownership. This hire is driven by growth, system complexity, and the need to modernise workflows across both execution and post-trade operations. Strong likelihood of long-term extension or permanent conversion.
The Role
- Own stability and performance of production trading and post-trade systems
- Drive automation across support processes (PowerShell / Python)
- Troubleshoot complex issues across Windows, SQL, and integrated applications
- Work closely with traders, ops, and vendors to resolve and prevent issues
- Improve post-trade workflows, reconciliation, and data processing pipelines
- Influence system improvements and future platform direction
- Engage with vendor platforms (e.g. TT, ATEO or similar post-trade/reconciliation solutions)
What We’re Looking For
- Strong PowerShell and/or Python scripting capability
- Experience in trading / financial services environments
- Solid Windows and SQL background
- Exposure to post-trade or reconciliation platforms - Preferably Trading Technologies ATEO system or similar such as Duco, SmartStream, etc.
- Proven track record of automating and improving support functions
- Comfortable in high-pressure, front-office-aligned environments
- Interest or exposure to AI / LLM tooling (bonus)
Why This Role
- Direct impact across trading and post-trade operations
- Blend of support, automation, and engineering ownership
- Exposure to AI-driven initiatives and modernisation work
- Clear path to long-term role in a growing platform environment
To apply – click the link or email for a faster response.
Support Engineer, Application Support Engineer, SQL Server employer: Harrington Starr
As a leading player in the fintech sector, this company offers an exceptional work environment that fosters innovation and growth. With a strong focus on automation and next-gen tooling, employees are empowered to take ownership of their roles while collaborating closely with traders and operations in a dynamic, high-pressure setting. The hybrid work model in Central London not only provides flexibility but also positions you at the heart of a thriving financial hub, making it an ideal place for those seeking meaningful and rewarding employment.
StudySmarter Expert Advice🤫
We think this is how you could land Support Engineer, Application Support Engineer, SQL Server
✨Join Financial Networking Events
Jump into local finance meetups and conferences — they’re a goldmine for temporary roles in banking and financial services. You can chat with industry professionals and even get leads on upcoming opportunities that might not be posted online yet.
✨Utilise Temp Agencies Specialised in Finance
Reach out to temp agencies that focus on the banking sector. They often have strong ties with various firms and can help you secure short-term gigs that can help beef up your CV and get your foot in the door at firms like Harrington Starr.
✨Connect with Alumni from Your Uni
Don't underestimate the power of your university’s alumni network. Many former students are working in banking and can help you find temporary roles or even offer mentorship. Reach out directly or attend alumni events to broaden your circle.
✨Stay Active on Job Boards and Company Websites
Keep your eyes peeled on job boards specifically for finance roles. Companies like Harrington Starr might post temporary positions directly on their sites, so make sure to apply there too. Set alerts to catch those roles the moment they go live!
We think you need these skills to ace Support Engineer, Application Support Engineer, SQL Server
Some tips for your application 🫡
Show Off Your Academic Achievements:In banking and financial services, your academic record can really make you stand out. List relevant grades, certifications, or coursework on your CV, especially if you've taken finance-related modules. This is particularly important for a temporary role where qualifications can help you shine even brighter!
Highlight Relevant Experience:If you’ve done any internships, part-time roles, or even coursework that aligns with banking or finance, make sure you include those! Showcase specific tasks where you used quantitative skills or analytical thinking, as this is what the hiring managers at Harrington Starr will be keen to see in your application.
Tailor Your Cover Letter Purposefully:When writing your cover letter, focus on why you’re interested in a temporary position at Harrington Starr. Let them know how you can quickly adapt to the team's needs and how eager you are to learn the ropes of the banking sector during this short stint. Your motivation and enthusiasm could really set you apart!
Be Prepared with References:For temporary roles, references can play a crucial role in your application. Make sure you’ve got a couple of references lined up who can vouch for your skills and work ethic. This helps to give Harrington Starr confidence in your short-term commitment to the role.
How to prepare for a job interview at Harrington Starr
✨Brush Up on Financial Regulations
Since this is a role in banking and financial services, be ready to discuss key regulations like MiFID, Basel III, or GDPR. These are hot topics, and your awareness of how they impact daily operations can give you a significant edge during your interview with Harrington Starr.
✨Showcase Your Analytical Skills
Prepare for interview questions that assess your analytical abilities. You might need to tackle hypothetical scenarios involving risk assessment or financial forecasting. Bringing examples of relevant projects or coursework can emphasise your practical understanding of these concepts.
✨Highlight Flexibility and Adaptability
For a temporary role, showing that you can quickly pick up new processes and tools is crucial. Be ready to discuss previous experiences where you had to adapt to changing requirements or tight deadlines, as this will reassure Harrington Starr that you’re a reliable team player.
✨Demonstrate a Willingness to Learn
In a temporary position, leaning into your eagerness to learn can really set you apart. Be prepared to share how you’re staying updated on industry trends or any additional training you've pursued. Employers appreciate candidates who are proactive about their development—even for short-term roles.
