251 to 275 of 1,329 Permanent Senior Software Engineer Jobs

Senior Software Engineer (Money Flows)

Location
Greater London, England, United Kingdom
businesses operate globally, get in touch - we’d love to discuss how Ebury can accelerate your career so you can shape the future. Senior Software Engineer (Money Flows) Ebury London Office - Hybrid: 4 days in the office, 1 day working from home About the Role The Engineering … team at Ebury is looking for a Senior Software Engineer to play a pivotal role in evolving our core transactional platform. As a key member of our global team (spanning Europe and South America), you will own the development, scalability, and optimization of our multi-currency account ...

Senior Software Engineer (AI/Data)

Location
Greater London, England, United Kingdom
separate from your interview. They don’t affect your interview outcome, and details aren’t shared with the interviewing or talent teams. Jess Senior Legal Counsel Josephine Information Security Director Rob Head of Implementation Tom Software Engineer Senior Software Engineer (AI/Data) Location … bank goes live this year. You'll be building the data and reasoning behind all of it. This is a hands-on job for software engineers who want to build the systems a model reasons over, not configure a warehouse. Codat is AI-first, not AI bolted onto SaaS. ...

Senior Software Engineer I (Java & JavaScript)

Location
Greater London, England, United Kingdom
Senior Software Engineer I (Java & JavaScript) Do you enjoy designing and developing scalable, high-performance applications using Java and JavaScript? About the team: You will join the Identity & Access Management team, which owns the authentication and authorisation infrastructure underpinning Elsevier’s global product suite. We build … running on AWS ECS and EKS. About the role: This position is performed by an experienced professional and will undertake difficult research, design, and software development assignments within a software functional area or product line, and provides direct input to project plans, schedules, and methodology in the development ...

Senior Software Engineer

Hiring Organisation
Sirius Digital
Location
Portsmouth, Hampshire, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
Senior Software Engineer Salary: Negotiable plus benefits, pension (7% contribution), 25 days holiday & life insurance We are looking for senior software engineers with a range of levels of experience including designing and delivering software applications. We are a small but rapidly growing consultancy, owned ...

Senior Software Engineer, Networking

Location
United Kingdom
NVIDIA, we are redefining the future of technology, and our Senior Software Engineer, Networking role offers a uniquely ambitious opportunity to contribute to world-class innovations. If you thrive in a collaborative and inclusive environment, are driven to succeed, and want to be part of something exceptionally … impactful, this role is for you! We are looking for a Senior Software Engineer with Linux Kernel experience to join the Linux networking drivers R&D team. The work environment is versatile, informative, dynamic and challenging as our employees are currently working on innovative, next-generation network ...

Senior Software Engineer

Location
City Of London, England, United Kingdom
Senior Software Engineer - Java Order Management System (OMS) - Trading Platform So, who are we? IG Group is a FTSE 100 fintech operating across five continents, serving over 1.4m customers and handling billions of dollars in transactions - built on scale, trust, and proof. We didn't pivot … flow for incoming orders: it is where an order’s path through the platform is decided, tracked and recorded. You will join as a senior engineer on that service: designing and building Java services where correctness is not negotiable and latency is measured rather than guessed. When something ...

Senior Software Engineer - Customer & Claims

Location
Greater London, England, United Kingdom
systems you build directly shape how trustworthy and easy Homeprotect feels at the moments that matter most to customers. We're looking for a Senior Software Engineer to lead technical delivery within this team and raise the capability of the engineers around them. You'll take ownership … that of the engineers around you. Contribute to Homeprotect's wider engineering standards as they mature. KNOWLEDGE, SKILLS & EXPERIENCE Essential Proven experience as a senior software engineer, owning delivery of complex systems or cross‐functional technical initiatives, not just individual features. Strong track record of making sound ...

Senior Software Engineer - C++, HPC

Hiring Organisation
Yoh Solutions Ltd
Location
Southampton, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£80,000
Senior C++ Software Engineer | 5G/High-Performance Computing Southampton | Hybrid | Bonus + Equity What happens when your C++ code has to process wireless signals in real time , rather than simply pass a unit test? A UK communications technology company is expanding its engineering team … looking for a Senior Software Engineer to work on the platform behind its 5G physical-layer technology. This is low-level, performance-focused software engineering. You'll be developing and optimising C/C++ running on x86 and ARM platforms , where latency, throughput and efficient ...

Senior Agentic AI Full-Stack Software Engineer (Java & React / Javascript / Angular / Claude Code / Codex)

Hiring Organisation
Elsevier
Location
Oxfordshire, United Kingdom
Employment Type
Full Time
inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Senior Agentic AI Full-Stack Software Engineer (Java & React/JavaScript/Angular/Claude Code/Codex) Would you like to help create … solve complex technical problems? About the team: Our dynamic Agile Teams deliver the technology that facilitates researchers to publish quality scientific research. As a Software Engineer, you will build capabilities to improve the quality of scientific research. About the role: As a Senior II Software Engineer ...

Senior Modelling Software Engineer - Chronos

Location
Oxford, England, United Kingdom
Senior Modelling Software Engineer - Chronos Department: Tech - Model & Platform Engineering Employment Type: Permanent - Full Time Location: Oxford, UK Description Please note that we are open to considering candidates who require visa sponsorship (subject to eligibility and company approval) We’re looking for a Senior Software Engineer to help us build and maintain the Python codebase behind Aurora’s Chronos battery storage modelling product. You’ll work within a small team (4-6 people) in a collaborative engineering environment, leading feature development and improving code quality, maintainability, and developer experience in the model stack ...

Senior Software Engineer (Backend)- Merchants

Location
Greater London, England, United Kingdom
your role, you may collaborate with teammates, systems, and leaders across DoorDash and Wolt. Together, we’re unlocking new possibilities as one global team. Senior Software Engineer Join us in our mission to transform the way people shop and eat, where impact, innovation and growth drive everything … platform. We're replacing a Salesforce-based stack with one first-party platform shared across all three brands. We’re looking for a Senior Software Engineer to join our London (Hybrid - 3 days from the office) team. In this role, you’ll help us improve code structure ...

Senior Embedded Software Engineer

Hiring Organisation
Verso Recruitment
Location
Rochester, Kent, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£65,000
Senior Embedded Software Engineer Location: Kent | Salary: Up to £70,000 | Working Pattern: Hybrid The Opportunity We're looking for an Senior Embedded Software Engineer to join an engineering team developing innovative electronic products. This is an excellent opportunity to work across firmware, embedded … electronics, contributing to the design, development and testing of products throughout the full development lifecycle. You'll be involved in developing reliable embedded software, debugging hardware and software issues, and working closely with other engineers to deliver high-quality solutions. Key Responsibilities Develop and maintain embedded firmware primarily ...

Senior Software Engineer, Embedded Android

Location
Brighton, England, United Kingdom
Senior Embedded Software Developer Make Unity run everywhere! That is the mantra of the Embedded OS Platforms team. Users expect stunning interactive experiences everywhere: from in-car infotainment systems and digital cockpits to touch-screen kiosks in showrooms and at sporting events. Unity is at the forefront with … scalable, performant runtime engine and Unity Editor workflow. We are looking for a senior software engineer to join our growing team. The team builds and supports the Unity versions that run on Embedded platforms, like Embedded Linux, QNX and Android Automotive OS. As UX evolves to include ...

Senior Embedded Software Engineer

Hiring Organisation
KO2 Embedded Recruitment Solutions LTD
Location
Cambridge, Cambridgeshire, East Anglia, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
Senior Embedded Software Engineer (Zephyr RTOS) Cambridge | Hybrid Work from Home £80,000 to £85,000 Visa Sponsorship | Relocation Package If Zephyr RTOS is your bread and butter, and I mean properly your bread and butter rather than something you once dabbled with … would very much like to hear from you. A client of KO2's, a genuinely expanding engineering business, is looking to bring a Senior Embedded Software Engineer into its Cambridge software team. In an economic climate where a fair few companies are battening down the hatches ...

Senior Software Engineer – Portable OCT Imaging

Location
Bristol, England, United Kingdom
Siloton in Bristol is seeking a Software Engineer or Senior Software Engineer to develop software for its portable OCT imaging system. You will work across the algorithms, image acquisition and processing, and the desktop control UI, collaborating with photonics, electronics and optics teams. ...

Senior Software Development Engineer

Location
Greater London, England, United Kingdom
London, United Kingdom | Posted on 11/05/2024 Are you an experienced Software Engineer eager to help shape the future of global entertainment? A UK-based multinational company, is seeking a passionate Senior Software Development Engineer III (SDE3) to join the Content Partners … financial transactions for the company’s expansive content catalog, with responsibilities that span from architecture design to deployment. What You’ll Do As a Senior Software Development Engineer III, you will be an essential part of our agile team, collaborating with cross-functional stakeholders to build highly ...

Senior Software Engineer

Location
Cambridge, England, United Kingdom
This highly successful engineering software company powers advanced intelligence and analytics for vital industry using cutting-edge technology. This enables companies to cut energy costs, reduce CO2 emissions, reach sustainability targets and improve engineering processes. You’d be joining a high profile and linchpin team whose work … heart of many modern engineering tools. Along with career development and the chance to grow your cloud software skills, the company offers highly competitive remuneration, an excellent benefits package and work-life balance including hybrid work. The core requirements: A senior software engineer’s design ...

Senior Controls Software Engineer – Sustaining

Hiring Organisation
Pertemps Bristol Commercial
Location
Shepton Mallet, Somerset, United Kingdom
Employment Type
Full-Time
Salary
£53,000 per annum
Senior Controls Software Engineer – Sustaining Salary: £53,000 + Bonus Contract: Full-time, Permanent Location: Clevedon, North Somerset Benefits & Package Up to 7.5% annual bonus Up to 8% employer pension contribution 25 days holiday + Bank Holidays Life assurance at 4x basic salary Health cash plan … wellbeing programme Discounted gym membership Free parking and subsidised canteen About the Role An opportunity has arisen for a Senior Controls Software Engineer to join an established engineering team in Clevedon, focusing on the development and improvement of control and visualisation software for specialist equipment. ...

Leo Cancer Care: Senior Software Engineer – Interoperability

Location
Crawley, England, United Kingdom
Position Title: Senior Software Engineer - Interoperability Reports to: Senior Manager Global Software Engineering FT/PT : Full-time Location: UK, Crawley Office, on-site Position Summary: Join our dynamic engineering team to help develop our revolutionary radiotherapy products for upright therapy. This role sits … intersection of medical device software engineering and clinical systems integration, with a primary focus on DICOM-RT interoperability between our treatment system and the broader clinical ecosystem - including Oncology Information Systems (OIS), PACS servers, and other networked medical devices. The ideal candidate brings deep hands-on experience with DICOM ...

Senior Software Engineer - C++, HPC

Hiring Organisation
Yoh Solutions Ltd
Location
Southampton, Hampshire, United Kingdom
Employment Type
Permanent
Salary
GBP 80,000 Annual
Senior C++ Software Engineer 5G/High-Performance Computing Southampton Hybrid Bonus + Equity What happens when your C++ code has to process wireless signals in real time , rather than simply pass a unit test? A UK communications technology company is expanding its engineering team … looking for a Senior Software Engineer to work on the platform behind its 5G physical-layer technology click apply for full job details ...

Senior Principal Software Engineer

Location
Redhill, England, United Kingdom
Senior Principal Software Engineer (FTC, 20-months) 2 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 … London. Role overview 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 ...

Senior ML Software Engineer

Location
Greater London, England, United Kingdom
Ready to take your career global? Make your mark at one of the biggest names in payments. We are seeking an experienced Senior ML Software Engineer to join our ML team, with a strong focus on payment optimization. You will be the primary software engineering expert … part of a cross-functional agile team and owning the successful launches and ongoing operations of high-profile products in production. This is a senior software engineering/MLOps role focused on building and operating production services and platform capabilities, not a model research role. Data science experience ...

Senior Software Engineer - Payment Capabilities

Hiring Organisation
Marks & Spencer
Location
London, England, United Kingdom
121122Category: Software EngineeringLocation: United KingdomWorkplace: HybridSchedule: Full time, NAPosted: 2026-11-04Closes: 2026-11-18We’re looking for a Senior Software Engineer to play a pivotal role in evolving M&S’s Payments Platform. This team provides the critical software capabilities that power … make them faster, more effective, and more confident through scalable services, resilient integrations, and exceptional engineering practices.This is a role for an engineer who is excited by building high-volume transactional systems, solving complex payment challenges, and modernising technology platforms that sit at the heart ...

Senior Robotics Software Engineer - Oxfordshire

Hiring Organisation
Arden Resourcing
Location
Oxford, Oxfordshire, United Kingdom
Employment Type
Permanent
Salary
£80000 - £100000/annum
Senior Robotics Software Engineer - Oxfordshire £80,000-£100,000 An exciting opportunity to develop cutting-edge robotic technology and play a key role in shaping the future of intelligent automation. Arden Resourcing is working with an innovative technology business looking to appoint an experienced Senior Robotics … Software Engineer to join its growing engineering team. This is an opportunity for someone who enjoys solving complex engineering problems, developing sophisticated software and seeing their work come to life in real-world robotic applications. You'll be involved in creating intelligent, autonomous systems, taking ownership ...

Senior Software Engineer – AI Training Projects

Location
Birmingham, England, United Kingdom
Senior Software Engineer – AI Training Projects Flexible Hours | $30–$150/hr equivalent, with specialist projects paying more We are recruiting experienced Software Engineers and Senior Software Engineers to support large-scale AI training projects. No previous AI experience is required. The work … focused on real software engineering problems including: Implementing new features Refactoring codebases Performance optimisation Reviewing and validating code Creating challenging coding tasks and reference solutions Working across existing and unfamiliar repositories Preferred Skills Python Java Node.js Go Rust C++ React You should have strong commercial software engineering experience ...