Engineer the future of global finance. At Citi, our Tech team doesn’t just support finance – we are helping to redefine it. Every day, $5 trillion crosses through our network. We do business in 180+ countries operating at a scale few can match. From deploying advanced AI to helping shape global markets, we build systems that matter. Look to join a team where your work helps influence economies, your ideas can drive innovation and outcomes, and your growth is backed by mentorship, continuous learning and flexibility with potential hybrid work opportunities. Help solve real-world challenges that touch millions and get the opportunity to build the future of finance with Citi Tech. What We do / The Team: Markets Operations Technology is going through an exciting phase of transformation in margin and collateral domain. We are re‑engineering our technology estate to achieve world‑leading performance and resiliency, enabling new capabilities in advanced execution, global market...

Lead Software Engineer C++ Python Linux Oxfordshire Hybrid £75,000pa plus benefits: Do you enjoy technically leading and mentoring Software Engineers utilising C++ & Python on Linux, passing on your knowledge and experience to help nurture and develop future Engineers? If so, this Lead Software Engineer role will be perfect for you. Our client is at the forefront of scientific research industry developing instrumentation and tools to aid ground-breaking science. They now seek a highly dynamic Lead Software Engineer who thrives in a fast-paced, evolving environments and can seamlessly adapt to changing priorities. The ideal candidate will not only bring technical expertise and architectural vision but also excel in collaboration and stakeholder engagement. Exceptional interpersonal skills are essential, as this role involves working closely with cross-functional teams, mentoring engineers, and effectively communicating complex concepts to both technical and...

White Collar Factory (95009), United Kingdom, London, London Lead Software Development Engineer - Services About this role Capital One's mission is to change banking for good by bringing humanity, ingenuity and simplicity to banking. Sitting at the core of such values is our Software Engineering department whose primary role is to be an enabler of our ambitions. Capital One is looking for a Senior Software Development Engineer to join a backend team, based in our London office on a hybrid basis. Our Engineers are people who lead by example, build strong and valuable relationships and have the confidence to influence at all levels. We are proud of who we are and what we do and want you to join us at this particularly exciting time at Capital One. What you'll do You will lead a team or cross-functional squad in the delivery of complex and ambiguous projects that support a broader business outcome You will take end-to-end responsibility for technical design,...

Job Title: Lead Software Test Engineer Salary: 55,000 - 65,000 per annum Contract: Full-Time Location: Warwick, UK, hybrid 2-3 days in our Warwick office About the Role: Nicholas Associates have an excellent opportunity for a talented Lead Software Test Engineer, to join an award-winning & innovative tech client in Warwick. You will be responsible for testing mobile apps and embedded software, for our client's unique range of products. You will take a lead in our software test team, guiding staff, setting standards in process & defining the scope of testing. You will work closely with the development team and be part of our strong development department which includes electronics hardware, embedded software and mobile & web apps. In addition to manual product testing, you will be involved in other elements of testing such as backend services which support the application, unit testing and cloud applications. The work you do will be crucial to the...

Location: London, Manchester, Cardiff, Southampton At Engine by Starling, we are on a mission to find and work with leading banks all around the world who have the ambition to build rapid growth businesses, on our technology. Engine is Starling's software-as-a-service (SaaS) business, the technology that was built to power Starling Bank, and a year ago we split out as a separate business. Starling has seen exceptional growth and success, and a large part of that is down to the fact that we have built our own modern technology from the ground up. The Engine technology platform is now available to banks and financial institutions all around the world, enabling them to benefit from the innovative digital features, and efficient back-office processes that has helped achieve Starling's success. Our technologists are at the very heart of Engine and enjoy working in a fast-paced environment that is all about building things, creating new stuff, and disruptive technology that...

Lead / Senior HPC Engineer Location: On-site (due to secure, air-gapped systems) Full-time 40 hours per week Are you ready to play a key role in one of the most ambitious technological challenges of our time? We are a pioneering UK-based deep-tech company developing next-generation solutions at the cutting edge of advanced physics, simulation, and machine learning. Our work is focused on unlocking scalable, clean energy through breakthrough approaches, supported by world-class computational capabilities and innovative engineering. Alongside our core mission, we collaborate with leading organisations across advanced industries, applying our proprietary simulation tools and technologies to solve complex, high-impact challenges. This is a rare opportunity to join a highly skilled, mission-driven team working at the forefront of science and engineering innovation. The Role We're seeking a Lead HPC Engineer - or an experienced Senior HPC Engineer ready to step up -...

Scientific Software Engineer C++ Python Linux Oxfordshire Hybrid £70,000pa - £75,000pa plus benefits: Do you enjoy technically leading and mentoring Software Engineers utilising C++ & Python on Linux, passing on your knowledge and experience to help nurture and develop future Engineers? If so, this Lead Software Engineer role will be perfect for you. Our client is at the forefront of scientific research industry developing instrumentation and tools to aid ground-breaking science. They now seek a highly dynamic Lead Software Engineer who thrives in a fast-paced, evolving environments and can seamlessly adapt to changing priorities. The ideal candidate will not only bring technical expertise and architectural vision but also excel in collaboration and stakeholder engagement. Exceptional interpersonal skills are essential, as this role involves working closely with cross-functional teams, mentoring engineers, and effectively communicating complex concepts to...

Senior Firmware Engineer Location: Bristol; Hybrid Join us at Smartbox as a Senior Firmware Engineer! Are you a passionate Firmware Engineer wanting to make a real impact by giving a voice to those without speech Smartbox is looking for a dedicated individual to help improve the lives of people with disabilities. Your Impact As our Senior Firmware Engineer, you will: Technical Project Delivery: Deliver multi disciplinary projects, meeting scope, time, budget and quality requirements, and coordinating others as needed. Firmware Architecture and Lifecycle: Develop reliable, portable firmware with a long-life cycle. Firmware Development: Design, develop and maintain embedded firmware in C for Zephyr RTOS and Embedded Linux, including board bring up, drivers and HALs. Code Quality and Standards: Set and uphold coding, documentation and review standards, ensuring best practices in architecture, modularity, fault tolerance and testability. Test strategy and Automation:...

Lead Software Test Engineer - Contract (Inside IR35) Based at one of these locations: Leeds / Manchester / Birmingham / Newcastle - Hybrid (60% onsite) Our client is delivering a major digital transformation programme and is seeking an experienced Lead Software Test Engineer / Principal SDET to play a pivotal role in shaping quality and automation across multiple delivery teams. This is a high-impact contract role where you will define strategy, set standards and remain hands-on with modern test engineering practices. Overview As a Lead Software Test Engineer you will take ownership of an automation-first testing approach, supporting the transition from legacy monolithic systems to a modern microservices architecture. You will work closely with engineering teams, influencing how quality is embedded throughout the software development lifecycle while actively contributing to frameworks and solutions. Key Responsibilities You will define and implement an end-to-end test...

Production Engineer Lead continuous improvement initiatives and optimise manufacturing processes within a forward-thinking engineering business based in Bangor. Job Description Provide day-to-day engineering support to production operations, troubleshooting equipment and process issues while working closely with assemblers and operators. Lead continuous improvement projects focused on enhancing productivity, quality, labour efficiency, and throughput using Lean Manufacturing and 5S principles. Manage engineering changes, process validations, PFMEAs, and manufacturing documentation to ensure robust and controlled production processes. Support new product introductions by developing tooling, fixtures, and manufacturing methods that ensure efficient and scalable production. Compensation Full-time, permanent position working 39 hours per week . Standard hours: Monday to Thursday 7:30am to 4:30pm, Friday 7:30am to 12:30pm. Opportunity to lead impactful process...

Ready to find the right role for you? Salary: Competitive plus Veolia benefits Grade: 5.1 Hours: 42.5 hours (average) per week 4 on x 4 off Days only Location: 16 Choats Road Dagenham Essex RM9 6LF When you see the world as we do, you see the chance to help the world take better care of its resources and help it become a better place for everyone. As a Lead Maintenance Engineer you'll be pushing for innovative solutions to create a more sustainable future for all. We know that everyone here at Veolia can help us work alongside our communities, look after the environment, and contribute to our inclusive culture. What we can offer you; 25 days of annual leave plus bank holidays Access to our company/people's pension scheme Discounts on everything from groceries to well known retailers Access to a range of resources to support your physical, mental and financial health; so you can lean on us whenever you need to 24 hour access to a...

Job Title: QA Engineer Location: Remote, Quarterly Planning in Bristol Mandatory. Remuneration: Up to 550 per day Contract Details: Fixed Term Contract (6 months) Responsibilities: Lead the charge on all QA activities, ensuring functional and non-functional testing meets the highest standards. Take ownership of your assigned QA tasks, driving excellence in automated and non-functional testing including performance, security, accessibility, and usability. Design, build, and maintain robust test automation frameworks with clean, reliable code. Collaborate with junior QA Engineers and manual testers, guiding them in modern testing practices and engineering principles. Ensure consistent governance, design, and code quality in line with software standards and technology strategy. Create detailed test scenarios and cases, analyzing non-functional specifications for performance, accessibility, and security testing. Maintain traceability from test cases back to...

Senior Civil Engineer - Wastewater Infrastructure Pathway to Design Manager Location: Slough (Hybrid Working) Salary: 55,000 - 75,000 (DOE) Type: Full-Time Permanent Senior Civil Engineer - Wastewater Infrastructure A rapidly growing engineering consultancy is looking to appoint multiple Senior Civil Engineers to join its expanding wastewater infrastructure design team in Slough. This is an excellent opportunity for experienced engineers looking to step into a more senior technical role with responsibility for project delivery, mentoring and design coordination, alongside a clear progression pathway toward Design Manager level . The team delivers a wide range of wastewater infrastructure projects including sewerage rising mains, trunk sewers, pumping stations, gravity sewer systems and pipeline rehabilitation schemes. Following an initial onboarding period in the office, the role will move to a hybrid working arrangement. The Role You'll lead the detailed...

Senior Mechanical Engineer - Building Services London Hybrid Working Available Competitive Salary + Tax-Free Bonus + Excellent Benefits An established, employee-owned Building Services Consultancy is looking to appoint a Senior Mechanical Engineer to join its growing London team. With decades of experience delivering innovative engineering solutions across the built environment, the business has developed a strong reputation for technical excellence, sustainable design, and long-standing client partnerships across London and the South East. The company delivers full MEP building services design alongside specialist low carbon and energy advisory services across a broad range of sectors including commercial, healthcare, education, leisure, residential, and industrial developments. What makes this opportunity particularly unique is the company culture and progression pathway. As an employee-owned business, staff benefit directly from the company's success through an annual...

White Collar Factory (95009), United Kingdom, London, London Software Engineering Manager About this role Capital One is looking for a Software Engineering Manager to join us in our London office. You will have previous experience of leading a Software Engineering team and be passionate about people and technical leadership. What you'll do Be a differential people leader. Literally . We expect you to coach and nurture your engineers and make a material positive difference to their careers and impact on the business. Bring technical leadership to your team. We don't require you to code, but we do expect you to stay close to your team's work, set a high bar for engineering, understand technical risks and influence architectural thinking and decisions. Bring context and purpose to your team. You will ensure your team understands the why behind the work they do, and you will be intentional about how you own and shape culture. Own ways of working and...

White Collar Factory (95009), United Kingdom, London, London Software Engineering Manager - Services About this role Capital One is looking for a Software Engineering Manager to join us in our London office. You will have previous experience of leading a Software Engineering team and be passionate about people and technical leadership. What you'll do Be a differential people leader. Literally . We expect you to coach and nurture your engineers and make a material positive difference to their careers and impact on the business. Bring technical leadership to your team. We don't require you to code, but we do expect you to stay close to your team's work, set a high bar for engineering, understand technical risks and influence architectural thinking and decisions. Bring context and purpose to your team. You will ensure your team understands the why behind the work they do, and you will be intentional about how you own and shape culture. Own ways of...

White Collar Factory (95009), United Kingdom, London, London Staff Software Engineer - Back End About this role Do you love shaping the technical landscape and driving innovation across the organisation? Are you passionate about solving complex business problems and supporting multiple teams toward a shared technical vision? At Capital One, you'll be part of a community of technical leaders who drive engineering excellence, foster innovation, and deliver impactful solutions that meet real customer needs. What You'll Do Own and drive the technical strategy for a significant business outcome or technology domain, spanning multiple teams and influencing the overall technical direction Lead and coordinate the efforts of multiple teams, ensuring their collective work aligns with broader business objectives and technology strategy Proactively identify emerging patterns, define and evangelise best practices, and establish reusable frameworks that...

FX Prime Brokerage Development Lead VP About Citi As the world’s most global bank, Citi gives you the tools to be a trailblazer. We’re not just building technology; we’re building the future of banking. With thousands of employees located around the globe, we are an international team encompassing a broad range of teams, roles, and cultures, and we invite you to come and join us! Citi’s technology team supports business operations in 100+ countries, across multiple lines of business spanning both Institutional and retail businesses. The group works to optimize the IT environment by standardizing production platforms, reducing complexity, and introducing innovative solutions that provide new business capabilities, reduce total cost of ownership, and create a competitive advantage for Citi. We want to regularly engage with talented individuals who are passionate about producing clean, testable code as part of a high performing team. We have found this to be way more...

We're looking for a Principal Electrical or Mechanical Engineering Team Leader to join our MEP team based in Liverpool, Manchester, or Leeds. Location: Liverpool, Manchester, or Leeds - with opportunity for agile working Hours: 40 hours per week - some flexibility on hours available if desired, just let us know when you speak to us. Salary: Starting from £70,000 per annum Sector: MEP - across a variety of industry sectors We are unable to offer certificates of sponsorship to any candidates in this role. The role involves leading the design and delivery of complex M&E building services projects within a variety of sectors. As a Chartered Engineer and Design Team Leader, you will manage MEP teams, coordinate with multi-disciplinary design teams, ensure technical excellence and compliance, and work closely with project teams and clients for a major main contractor. The position requires strong leadership, significant industry experience, and the ability to...

Job Type: Permanent Build a brilliant future with Hiscox   Position: Lead MLOPS Data Engineer Reporting to: Head of Data Engineering Location: York Band: Band II Type: Permanent   The team The Lead MLOPS Data Engineer is a key role that sits in the Group Enterprise Systems (GES) data team and holds the responsibility of developing and leading a team of MLOPS engineers and owner the MLOPS chapter.  In this role you’ll have accountability for developing standards, processes and deliverables for MLOPS across GES.  You’ll work collaboratively across other chapter leads within GES as well collaborating with Data Scientists to bring ML models from development to production and ensure their ongoing performance.  You’ll be someone who enjoys leading and coaching others, challenging and defining new ways of working and making things happen. You will consider stakeholder management one of your strengths, with the ability to effectively engage with both business and...