46 senior software engineer jobs found

Title: Senior Growth Engineer - Contractor 👫 Department: Engineering 🎁 Benefits & Culture: Lottie’s careers page here , Lottie’s tech careers page here 🎥 Meet our CTPO: Solving hard problems in care 💗 Mission: Elevate later life for everybody and build the care sector of the future. 💻 Office Policy: Fully remote, you’ll need to be in Europe. Or hybrid if preferred. 🌍 HQ: London Bridge, London, UK   🔍 The Opportunity: Lottie's marketplace connects millions of families with the right care at the right time. We've built something real - now we need to grow it faster, smarter, and with more precision than a traditional engineering team can. We're looking for a Senior Growth Engineer to join a small, focused Marketplace team and own the full experiment loop - from hypothesis to code to result. You'll work closely with a PM and designer to run high-velocity tests, feed signals back to Google to...

Senior Software Engineer - 6 month Contract - Inside IR35 This role is a hybrid position requiring 2 days per week onsite in Glasgow offices.   We are creating a world of opportunity for businesses by responsibly harnessing data and AI to enable positive change. We adapt to our clients needs and then bring our engineering, development and consultancy expertise. Our people and our solutions ensure they head into the future equipped to succeed. Our clients include Tier 1 Banking and Insurance clients, we have also been listed in the Sunday Times Top 100 Fastest Growing Private Companies. The Role Were seeking a Senior Software Engineer to design, architect, and deliver enterprise-grade, cloud-native applications using Java, Python, and modern frameworks. You'll work in a remote-first environment with occasional client site visits, leading technical delivery, shaping architecture decisions, and mentoring engineers to deliver scalable, secure, and...

Location: London 1-2 days a week. Department: Engineering Employment Type: Contract Contract Length: 6 months (with potential for extension) About YLD: Our goal is to help our clients keep moving forward. We work with them to build the skills and capabilities they need to stay ahead of the competition, and we know our success only happens when they succeed. We’re a team of curious, talented people, and we’re committed to making YLD a place where great people want to work, grow, and stay. We’re a remote-first consultancy specialising in software engineering, product design, and data. Our teams are based across London, Lisbon, and Porto, and we create digital solutions that continue to deliver value long after our work is done. About the role: As a Senior Software Engineer at YLD, you’ll be part of a client team building innovative products. We’re looking for someone curious, passionate, driven, and enthusiastic. You should be...

Role description Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent   About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value.   What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and streaming workloads...

Role description Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent   About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value.   What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and streaming workloads...

Contract   Department: Digital, Data and Cloud   Company Description Version 1 has celebrated 30 years in business and continues to be trusted by global brands to deliver technology and transformation solutions that drive customer success. Our deep expertise enables our customers to navigate the rapidly evolving technology landscape. We foster strong partnerships with global technology leaders including Microsoft, AWS, Oracle, Red Hat, OutSystems, Snowflake, ensuring that our customers are provided with the highest quality solutions and services.   We’re an award-winning employer reflecting how our employees are at the very heart of  what we do:  UK & Ireland's premier AWS, Microsoft & Oracle partner  3300+ strong, €350/£300m revenue business  10+ years as a Great Place to Work in...

Role Description This is a Hybrid contract role for a Generative AI Engineer. The Generative AI Engineer will design, build, and optimize AI models and workflows to support internal tools and customer-facing solutions. Day-to-day responsibilities include experimenting with large language models and other generative models, preparing and cleaning data, and implementing prompt-engineering and fine-tuning strategies. The role also involves integrating AI capabilities into applications or internal systems via APIs, monitoring performance, and iterating based on measurable outcomes. The engineer will collaborate with product, operations, and business stakeholders to understand requirements, propose practical AI-driven solutions, and ensure secure, compliant use of data and models. Qualifications Strong foundation in software engineering, including proficiency in at least one programming language commonly used in AI (such as Python) and experience with version control and...

Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...

Contract Details Contract Length: Initial 12-month contract IR35 Status: Outside IR35 Location: Hybrid / Remote (UK)   This is an opportunity to join Nando's USA Technology team on a long-term contract, helping build and scale the digital products that support our expansion across the USA. You'll help ensure quality is built into every stage of delivery, working alongside engineers, Product Managers and Designers to deliver reliable, high-performing digital experiences within a collaborative, agile environment.     Overall Ambition Help deliver exceptional digital experiences for Nando's customers across the USA by embedding quality throughout every stage of software delivery. You'll join a fast-moving engineering team, ensuring quality is considered from discovery through to production by combining thoughtful test strategy, intelligent automation and hands-on exploratory testing across modern web and mobile applications....

Role description Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent     About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value.     What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and...

Role description Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent     About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value.     What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and...

Senior Front End Engineer (Contract) – USA Tech Team     Contract Details Contract Length: Initial 12-month contract IR35 Status: Outside IR35 Location: Hybrid / Remote (UK) Day Rate: Competitive Start Date: ASAP     This is an opportunity to join Nando's USA Technology team on a long-term contract, helping build and scale the digital products that support our expansion across the USA. You'll work with a modern technology stack, solving complex engineering challenges and delivering high-quality customer-facing applications within a collaborative, agile environment.     Overall Ambition Help deliver exceptional digital experiences for Nando's customers across the USA by building modern, scalable and high-performing frontend applications using a contemporary technology stack.   You'll join a fast-moving engineering team delivering products that directly impact...

About The Job Games Workshop has an exciting opportunity to join us as a Full Stack Engineer on a 12-month contract. In this role, you’ll be part of a team delivering critical customer facing eCommerce solutions for Games Workshop. You’ll spend time understanding the challenges you are trying to solve, creating high quality solutions through collaboration with colleagues to ensure you deliver at pace. Working with other Developers and alongside Quality Assurance, you will deliver new functionality and changes to the Warhammer.com eCommerce store. Using a strong engineering process, ensuring solutions are reliable, secure and scalable for the Games Workshop business. You’ll use your extensive ecommerce experience to efficiently deliver quality solutions to business requirements, being aware of platform costs and working to optimise those wherever possible without compromising operations. You’ll be highly attuned to the customer, helping deliver a...

The Department for Work and Pensions (DWP) is responsible for welfare, pensions, and child maintenance policy. As the UK's biggest public service department, it administers the State Pension and a range of working age, disability and ill health benefits to around 20 million claimants and customers. As such, we operate on a scale that is almost unmatched anywhere in Europe and most people in Britain come into contact with us at some point in their lives.   Working with DWP, you will be helping us to drive our priorities to:   Help people to move into work and support those already in work to progress, with the aim of increasing overall workforce participation Help people to plan and save for later life, while providing a safety net for those who need it now Provide effective, efficient, and innovative services to the millions of claimants who rely on us every day, including the most vulnerable in society Improve experience of our services while...

The Department for Work and Pensions (DWP) is responsible for welfare, pensions, and child maintenance policy. As the UK's biggest public service department, it administers the State Pension and a range of working age, disability and ill health benefits to around 20 million claimants and customers. As such, we operate on a scale that is almost unmatched anywhere in Europe and most people in Britain come into contact with us at some point in their lives.   Working with DWP, you will be helping us to drive our priorities to:   Help people to move into work and support those already in work to progress, with the aim of increasing overall workforce participation Help people to plan and save for later life, while providing a safety net for those who need it now Provide effective, efficient, and innovative services to the millions of claimants who rely on us every day, including the most vulnerable in society Improve experience of our services while...

The Department for Work and Pensions (DWP) is responsible for welfare, pensions, and child maintenance policy. As the UK's biggest public service department, it administers the State Pension and a range of working age, disability and ill health benefits to around 20 million claimants and customers. As such, we operate on a scale that is almost unmatched anywhere in Europe and most people in Britain come into contact with us at some point in their lives.   Working with DWP, you will be helping us to drive our priorities to:   Help people to move into work and support those already in work to progress, with the aim of increasing overall workforce participation Help people to plan and save for later life, while providing a safety net for those who need it now Provide effective, efficient, and innovative services to the millions of claimants who rely on us every day, including the most vulnerable in society Improve experience of our services while...

Must have skills: Demonstrable experience with Solidity. Strong understanding of blockchain security practices and potential vulnerabilities. Proficiency in Hardhat and Foundry. Experience with Solidity security testing tools like Slither, Mythril, Echidna Practical experience with scripting languages like Javascript or Typescript. Ability to craft unit, integration, fork, and invariant tests, ensuring code longevity. Demonstrable aptitude for best development practices, data structures, algorithms, and methodologies. Bachelor's degree in Computer Science, Engineering, or a related STEM discipline. Excellent debugging and troubleshooting skills. Strong written and verbal communication skills. Self-motivated with the ability to work in a fast-paced, evolving environment. Proficient communication skills in English. Development background in sectors such as banking, finance, or trading, paired with a comprehensive grasp of financial...

Role description Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent     About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value.     What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and...

Role description Principal Data Engineer Nottingham/ London (Hybrid) Contract Inside IR35/ Permanent     About the Role As a Principal Data Engineer, you will combine deep technical expertise with engineering leadership to drive the design, development and evolution of our cloud-scale data platform. You will provide technical leadership across distributed data processing, data products, streaming architectures and data platform capabilities, while remaining hands-on with coding, design and engineering best practices. You will play a key role in shaping engineering standards, mentoring teams, influencing technical direction and delivering robust, scalable data solutions that enable our Engineers, Data Scientists, Analysts and Governance teams to unlock business value.     What You'll Do Lead the design, development and continuous evolution of cloud-scale data platforms and data products across batch and...

Lead Software Engineer (Java, AWS) - Contract Role - Inside IR35 Role Purpose We are looking for a Lead Software Engineer for an initial 6 Month Contract (Inside IR35) - this role will be onsite 2 days a week in our Speke HQ working in our FS squads. The Lead Engineer is a key role within a Software or Data Engineering sub-community providing technical leadership and guidance to Engineers across all squads working with them to deliver and maintain production ready, secure, stable, and performant code in line with TVG Engineering standards in a DevSecOps manner. They lead by example and play an active part of software design, coding, reviews, testing, and debugging. They are at the forefront of solving challenging technical problems, and are responsible for software engineering excellence, innovation, and continuous improvement within the sub-community across all squads they work with. Scope of Role Leadership: Technical mentor and coach to Software/Data...