Senior Application Support Engineer jobs in London

You will provide mission-critical support for low-latency trading systems, automate infrastructure and application processes, and collaborate directly with trading, development, and infrastructure teams.

You will operate in a high-performance environment that values precision, initiative, and continuous innovation.

Job Description Job title: Application Support Engineer Client: Elite Investment Bank Rate: Up to £450 p/d Duration: 3 months rolling Location: London / Hybrid My client is a top ranked, globally renowned firm that invests large amount of money into improving their technology stack! Although, the contract is initially 3 months they are looking for someone to grow with the firm! Core...

You will provide mission-critical support for low-latency trading systems, automate infrastructure and application processes, and collaborate directly with trading, development, and infrastructure teams.

You will operate in a high-performance environment that values precision, initiative, and continuous innovation.

You will have the opportunity to set the vision of cutting-edge AI solutions as well as influence the future direction of the company.

You will be meeting clients who want to realize the power of AI and you will be leading the development of AI solutions which will streamline and improve their day-to-day operations.

Who are we? First Rail is part of FirstGroup, one of the leading rail operators and one of the largest bus operators in the UK. FirstGroup operates services throughout the UK and Ireland, with over 30,000 employees providing services that make travel smoother and life easier. FirstGroup works hard to reduce its impact on the environment, introducing cleaner and more environmentally responsible...

Job Description Discover your future at Citi Working at Citi is far more than just a job. A career with us means joining a team of more than 230,000 dedicated people from around the globe. At Citi, you'll have the opportunity to grow your career, give back to your community and make a real impact. Job Overview Citi is a world-leading global bank. We have approximately 200 million customer...

Senior Engineer - Aftersales Support (Commercial Refrigeration & Air-Conditioning) - west London / Middlesex (with option of hybrid/homeworking up to 2 days per week) (CANDIDATES FOR THIS ROLE MUST BE ELIGIBLE TO WORK IN THE UK / TRAVEL IN THE EU WITHOUT RESTRICTIONS, EITHER NOW OR IN THE FUTURE) A new vacancy for an Senior Engineer - Aftersales (COMMERCIAL REFRIGERATION) with UK division of...

You will get the exciting opportunity to take ownership of logistics and support engineering across critical defence systems, shaping maintenance and lifecycle solutions with real impact.

You will not have to have previous experiecne within ILS to ve suitable our client a world leading Defence organisation will consider people who have served in the military in an Engineering role.

Job Description Our client is entering a significant growth phase and is looking to hire an electronics-focused Application Engineer to join their expanding technical team. The company develops advanced software tools used by engineering teams to support and streamline electronic product development. Their platform helps engineers move more efficiently from early design concepts through to...

You will lead a globally distributed engineering team while partnering directly with traders and quants to deliver low-latency, high-impact trading solutions.

You will build and maintain strong stakeholder relationships with C-level executives to shape their cloud migration and transformation roadmap.

You will guide them to define goals, objectives and business outcomes.

You will collaborate with Subject Matter Experts to support pre-sales activities.

Job Summary We are seeking an experienced Guidewire ClaimCenter Developer with strong hands-on expertise in the Guidewire InsuranceSuite platform. The ideal candidate will have deep technical knowledge of ClaimCenter configuration and development using Gosu, and will play a key role in designing, developing, and supporting high-quality claims solutions aligned with business needs. Key...

You will be customer facing and support other customer-facing colleagues to deliver enhanced levels of sales growth whilst helping to define and extend the product range. Key skills and experience required for Field Applications Engineer - Relays / Connectors, based in West Sussex:

You will lead a globally distributed engineering team while partnering directly with traders and quants to deliver low-latency, high-impact trading solutions.

You will provide mission-critical support for low-latency trading systems, automate infrastructure and application processes, and collaborate directly with trading, development, and infrastructure teams.

You will operate in a high-performance environment that values precision, initiative, and continuous innovation.

You will have the opportunity to set the vision of cutting-edge AI solutions as well as influence the future direction of the company.

You will be meeting clients who want to realize the power of AI and you will be leading the development of AI solutions which will streamline and improve their day-to-day operations.

Job Description Job title: Application Support Engineer Client: Elite Investment Bank Rate: Up to £450 p/d Duration: 3 months rolling Location: London / Hybrid My client is a top ranked, globally renowned firm that invests large amount of money into improving their technology stack! Although, the contract is initially 3 months they are looking for someone to grow with the firm! Core...

A leading rail operator is seeking a Finance Applications Team Manager. This role involves leading the finance applications team, providing technical advice to senior stakeholders, and ensuring supplier deliveries meet expectations. The ideal candidate will have strong leadership and problem-solving skills, experience in finance systems, and a background in IT applications, preferably SAP. Join a...

Application Support Engineer Client : Elite Investment Bank Location : London / Hybrid My client is a top ranked, globally renowned firm that invests large amount of money into improving their technology stack! Although, the contract is initially 3 months they are looking for someone to grow with the firm! Minimum 5 years experience within an application support role ✔️ Experience with financial...

You will provide mission-critical support for low-latency trading systems, automate infrastructure and application processes, and collaborate directly with trading, development, and infrastructure teams.

You will operate in a high-performance environment that values precision, initiative, and continuous innovation.