51 senior software engineer jobs found

Senior Software Engineer (Angular / Node.js / Terraform) Contract Inside IR35 Rate: Up to £440 per day Duration: 3 months+ Remote (with occasional travel to London) Start: ASAP Security Clearance: Active SC required About the opportunity Exalto Consulting is supporting a confidential client on a nationally significant programme delivering secure digital services within a complex environment click apply for full job details

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, and is the technology that was built to power Starling Bank. Engine split out as a separate business in early 2024.  Starling Bank 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. This SaaS 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 keeps us on the cutting edge of fintech....

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, and two years 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. This SaaS 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. As a company, everyone is expected to roll up their sleeves to help deliver great outcomes for our clients. We are an engineering led company and we’re looking for people who are will be excited by the potential for Engine’s technology to...

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, and two years 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. This SaaS 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. As a company, everyone is expected to roll up their sleeves to help deliver great outcomes for our clients. We are an engineering led company and we’re looking for people who are will be excited by the potential for Engine’s technology to...

You enjoy solving interesting and challenging problems. You care about great design , real users, and shipping software that works. You dont want layers of management between you and the code. If that sounds like you, keep reading. Were a market leader in enterprise email migration trusted globally to move some of the worlds most complex messaging environments safely and reliably click apply for full job details

🚀 We’re on a mission to make money work for everyone. We’re waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as  personal and business bank accounts, we offer joint accounts , accounts for 16-17 year olds , a free kids account and credit cards in the UK, with more exciting things to come beyond. Our UK customers can also save , invest and  combine their pensions with us.  With our hot coral cards and get-paid-early feature, combined with financial education on social media and our award winning customer service, we have a long history of creating magical moments for our customers! We’re not about selling products - we want to solve problems and change lives through Monzo ❤️ Hear from our UK team about what it's like working at Monzo ✨ 📍Barcelona, Spain | 💰 Base salary for this role is depending on experience +...

We’re seeking a UK-based Senior Full Stack Engineer to take technical ownership across our sustainability and digital learning platforms. You’ll be a hands-on technical leader who takes pride in architecting scalable, high-quality solutions, enjoys mentoring and raising engineering standards, and is motivated by owning platforms that deliver real impact at scale. The Role at a Glance: Senior Full Stack Engineer Old Street, London / Hybrid Working / 1 day a week in the office £70,000 - £80,000 Plus fantastic benefits: 8% employer pension contribution, mental health support, fitness allowance, enhanced maternity/paternity pay, volunteer days, and more… Permanent - Full Time Product / Service: Sustainability Consultancy; Training & Events Culture: Close knit, small and agile company, flat hierarchy, direct communication with director and hiring managers alike ** Heads-Up - We really value a short intro covering note :-) ** Who we are: Action Sustainability is...

We’re looking for a UK-based Junior Full Stack Engineer to support development on our sustainability and digital learning platforms. You’ll be a curious and ambitious engineer who takes pride in writing clean, thoughtful code, enjoys solving real-world problems, and is excited to grow your skills while building technology that makes a meaningful impact. The Role at a Glance: Junior Full Stack Engineer Old Street, London / Hybrid Working / 1 day a week in the office £35,000 Plus fantastic benefits: 8% employer pension contribution, mental health support, fitness allowance, enhanced maternity/paternity pay, volunteer days, and more… Permanent - Full Time Product / Service: Sustainability Consultancy; Training & Events Culture: Close knit, small and agile company, flat hierarchy, direct communication with director and hiring managers alike ** Heads-Up - We really value a short intro covering note :-) ** Who we are: Action Sustainability is a leading...

Senior Structural Engineer - Hybrid Our client is a dynamic, independent, international structural and civil engineering consultancy with an enviable portfolio of projects to their name. They are looking to recruit a Senior Structural Engineer for their Permanent Building team at their central London office and work on a hybrid basis. Their ideal candidate will have the following: A minimum of 7+ years structural engineering experience. A solid background in structural design across concrete, steel, timber and masonry. Strong understanding of British Standards and Eurocodes. Good working knowledge of structural analysis and design software (e.g. ETABS, SAFE, Tekla, TSD, Robot, SCIA, or similar). Able to lead projects and concurrent workstreams. Excellent communication skills. Degree qualified in Civil or Structural Engineering. Chartered Engineer or working towards CEng. Existing right to work in the UK. In return for the above, our client will offer a...

Vulnerability Analyst - 6 Month Contract - Inside IR35 - Hybrid in Manchester Contract Type: Initial 6 month contract (Inside IR35) Rate: £500 per day Location: Hybrid in Manchester Role Overview A Senior Secure Software Engineer (Java) is responsible for designing, developing, and delivering secure, enterprise-grade applications with Embedded cryptographic controls. They focus on implementing strong encryption, secure key management, and integrating Hardware Security Modules (HSMs) to protect sensitive data and critical systems. The role combines hands-on software engineering with security and compliance responsibilities, including secure SDLC practices, DevSecOps integration, and adherence to cryptographic standards. Working closely with security, architecture, and engineering teams, they ensure applications are built securely by design, aligned with regulatory requirements, and continuously improved to mitigate evolving threats while maintaining performance and...

AI Engineer - Greenfield AI Project - Leeds (Hybrid)Up to £35,000My client is seeking Graduates with 18 months+ commercial software experience with an interest in AI, ideally some exposure through personal projects or commercial exposure. ABOUT THE CLIENT Due to continued growth, we're recruiting on behalf of an established Leeds-based software house embarking on a greenfield AI project. This is an opportunity to join at the very start of a new AI function, working closely with senior engineers to shape intelligent products from the ground up. The organisation has a strong engineering culture, modern tech stack, and a track record of delivering scalable software solutions across multiple sectors. THE BENEFITS Hybrid working from their Leeds office Dedicated learning and development budget Mentoring from experienced AI and Software Engineers Clear progression pathway as the AI capability grows Exposure to real-world AI deployment in production environments THE AI...

Lead Android Developer - Hybrid - Sussex Daily rate: £500 - £700 (inside IR35) Duration: 6 months Hybrid: 2 days per week on site (mandatory Tues, Wed) Start: ASAP My client is looking for a Lead Android Engineer to join on a freelance basis. You will be responsible for leading the design, development, and delivery of the mobile application on Android. This role combines hands-on engineering leadership with solution architecture responsibilities, ensuring scalable, secure, and high-performing mobile solutions. The individual will lead distributed teams, including offshore engineers, while collaborating closely with Product, Architecture, and Backend teams. The app supports key customer journeys including search and purchase, management, account access, and different experiences. This role plays a critical part in shaping the technical direction and delivering seamless digital customer experiences. Qualifications Strong experience in Android development using...

Senior Embedded Software Engineer - SC Cleared - Up to £90k - Hampshire (Hybrid- might be flex for the right person) I am currently recruiting for a business growing through large expansion in the UK to support a number of customers across the Aerospace & Defence industries. The company are investing in a number of senior engineers to join the business and provide the technical leadership to suppor click apply for full job details

Senior Validation Engineer Tyne & Wear (4 days on-site/1 day WFH) Full-time | Permanent The Opportunity We are partnering with a globally recognised engineering organisation with excellent financial backing and a strong reputation for innovation in power electronics. Due to continued growth and investment in new product development, they are looking to appoint a Senior Validation Engineer to join their product development and continuation team. This is an excellent opportunity to play a key role in the validation and verification of next-generation power electronic devices , while benefiting from a clear progression Pathway within a stable and expanding international business. The Role As a Senior Validation Engineer, you will be responsible for specifying, testing, validating, and qualifying newly developed power electronic products , including motor drives, SMPS, and DC-DC converters. Working as part of a cross-functional engineering environment, you will...

Senior Embedded Software Engineer - SC Cleared - Up to 90k - Hampshire (Hybrid- might be flex for the right person) I am currently recruiting for a business growing through large expansion in the UK to support a number of customers across the Aerospace & Defence industries. The company are investing in a number of senior engineers to join the business and provide the technical leadership to support various programmes within their customers. Your role will be to join the business and provide technical expertise and leadership, delivering directly with the customers and mentoring junior members of the team. Role: Senior Embedded Engineering (Tech lead) Job type: Permanent Salary: 70- 90k (+ bonus, private healthcare, pension) Location: Hampshire (would consider other locations) - Hybrid policy Skills needed: Strong embedded software development (C/C++) RTOS Experience within Space, Aerospace or Defence Current SC or DV clearance If you are...

🚀 We’re on a mission to make money work for everyone. We’re waving goodbye to the complicated and confusing ways of traditional banking. After starting as a prepaid card, our product offering has grown a lot in the last 10 years in the UK. As well as  personal and business bank accounts, we offer joint accounts , accounts for 16-17 year olds , a free kids account and credit cards in the UK, with more exciting things to come beyond. Our UK customers can also save , invest and  combine their pensions with us.  With our hot coral cards and get-paid-early feature, combined with financial education on social media and our award winning customer service, we have a long history of creating magical moments for our customers! We’re not about selling products - we want to solve problems and change lives through Monzo ❤️ 📍Barcelona, Spain | 💰 Base salary for this role is depending on experience + stock options | Hybrid model: 3 days a week in the office ⭐...

Senior Mechanical Design Engineer (Building Services / Mechanical Contracting) Hybrid (Office & Work from Home) Birmingham Salary: £55,000 £65,000 per annum + Car Allowance + Bonus Scheme + Hybrid Client My client is a well-established and highly respected mechanical contractor with a long-standing reputation for delivering excellence in the building services industry. Known for their collaborative approach and technical expertise, they specialise in large-scale commercial projects across the UK. The Role I am seeking a Senior Mechanical Design Engineer to join the team and play a key role in the design and delivery of complex mechanical building services systems. You will be involved in projects from initial concept through to completion, working closely with internal teams, clients, consultants, and contractors to ensure the highest standards of engineering design and coordination. Key Responsibilities Mechanical Design Engineer Lead the...

I'm working with a small boutique Consultancy who are looking to hire a highly technical experienced Senior/Lead Automation Engineer. You'll be joining a small passionate team that build software that sits at the heart of major organisations and helps them meet complex regulatory demands. The team are remote first so you can be based anywhere in the UK for this role. They have one more Junior Tester and are now looking for a experienced Senior/ Lead QA experienced with automation to be the senior figure within the team. They want someone who can build a proper QA strategy and help them get better processes in place, collaborate with DevOps on CI/CD and QA practices, and drive staged, holistic improvements and also support and mentor their more Junior QA. You'll be shaping quality from the very start, challenging requirements, spotting risks early, and ensuring what gets released is robust, secure, and built to last. This role also has a consultative edge. You'll work closely with...

Senior Electronics Engineer, Audio Hardware, Hybrid, COR7465 A Senior Electronics Engineer is urgently required to join a pioneering company who specialise in the development of audio software. As the Electronics Engineer you will develop an impressive portfolio of audio equipment used across the globe from impressive venues to sell-out festivals! The Role The Senior Electronics Engineer will join a click apply for full job details

Senior .Net Developer £80,000 Hybrid Kingston, Surrey Software Developer, Software Engineer C# .Net A highly successful and rapidly growing techn business are looking for a Senior .NET Developer to join theirAgile delivery team building and evolving secure, high-volume transaction systems click apply for full job details