Jobs in United Kingdom 1 Other

Senior Software Engineer, (Blockchain)

1inch is the DeFi ecosystem building financial freedom for everyone. 1inch products help users and builders trade, hold and track digital assets - with the self-custody, comprehensive security and the intuitive user experience they need to unlock the potential of true crypto ownership. 1inch protocols and APIs provide core infrastructure across the DeFi industry and beyond. So if you’re someone who thinks big, moves fast and wants to make an impact right from day one, then get ready to join our industry-changing team. Location: We hire with a focus on Dubai and Europe. For this role, we prefer candidates who are either based in Dubai or working remotely within +/- 4 hours GST time. We're looking for a Senior Blockchain Engineer with a "Get Stuff Done" mentality and a passion for innovation. As a key member of our team, you'll be responsible for designing, developing, and optimising smart contracts and blockchain infrastructure. This role requires a strong problem-solver who can navigate the constant changes of the crypto market while executing quickly and maintaining a high standard of security and quality. You'll work closely with the CPO, product teams, and other engineers to deliver innovative and secure solutions within the DeFi ecosystem. Your commitment to decentralisation and open-source development will be essential in helping us stay ahead of industry trends and build a platform that is robust and forward-thinking. Responsibilities • Designing and optimising blockchain product architecture, with a focus on scalability, security, and performance. • Leading the development, auditing, and integration of smart contracts within decentralised protocols. • Conducting technical research and proof-of-concept (PoC) experiments, while implementing best practices in blockchain development. • Developing and improving cross-chain interoperability solutions, such as cross-chain swaps and bridges. • Designing and developing efficient algorithms, with a focus on gas optimisation. • Defining and implementing effective CI/CD processes for blockchain development. • Analysing and addressing potential attack vectors and ensuring security best practices. • Continuously monitoring emerging blockchain, Web3, and crypto technologies. • Performing rigorous code reviews, mentoring developers, and enforcing best practices in blockchain engineering. • Collaborating with auditors and cross-functional teams to ensure successful product launches. Requirements • 7+ years of software development experience, with at least 3+ years in blockchain engineering. • Deep understanding of blockchain ecosystems, smart contracts (Solidity, Yul, EVM), and decentralized applications (dApps). • Hands-on experience with Ethereum, Layer 2 solutions (Optimistic & ZK Rollups), and cross-chain protocols (atomic swaps, bridges, etc.). • Proven track record in technical leadership, architectural decision-making, and mentoring development teams. • Strong background in blockchain security and experience with smart contract audits. Skills • Proficiency in Solidity, Yul, Rust, TypeScript. • Experience with smart contract development and deployment frameworks (Foundry, Hardhat). • Understanding of DeFi protocols, AMMs, liquidity pools, and oracle integrations. • Expertise in blockchain security principles and smart contract auditing methodologies. • Experience in building high-performance distributed systems. Why you'll love working with us • Join a young, creative team in a fast-paced and supportive environment • We’re open to new ideas — if you’ve got a vision, pitch it and make it happen • Enjoy competitive pay that matches your skills and experience • Be part of a company that’s shaping the future of DeFi • Take time when you need it — we offer unlimited vacation days • Get fully compensated for your work gear — we’ll set you up for success • Travel with us! We host an annual team retreat at a top international location

Software Engineer

Date Posted: 2025-06-30 Country: United Kingdom Location: GBR29: Gloucester, 18b Ley Court, Barnwood Industrial Estate, Barnwood, Gloucester, Gloucestershire, GL4 3RT Position Role Type: Unspecified Software Engineer Gloucester or Manchester or London Must hold current active eDV clearance Raytheon UK At Raytheon UK, we take immense pride in being a leader in defence and aerospace technology. As an employer, we are dedicated to fuelling innovation, nurturing talent, and fostering a culture of excellence. Joining our team means being part of an organisation that shapes the future of national security whilst investing in your growth and personal development. We provide a collaborative environment, abundant opportunities for professional development, and a profound sense of purpose in what we do. Together, we are not just advancing technology; we're building a community committed to safeguarding a safer and more connected world. Providing DevSecOps at scale, Artificial Intelligence, Machine Learning, cyber and geospatial intelligence capabilities to support the defence, intelligence and cyber sectors. Collaborating with customers and suppliers to deliver secure, mission critical systems using the latest technologies and innovations. About the role: You'll be part of our experienced software dev function, working in a cross-functional team, delivering and deploying critical software across a variety of business areas. We have opportunities for Software Engineers at every level within a team, so your Recruiter will discuss the great opportunities for development or challenges we offer based off your professional profile. This opportunity will be an office-based role at one of our sites in the Gloucester, Manchester or London area. All candidates must already hold eDV to be eligible. Required Experience: • Required to currently hold eDV • Experience of working in an Agile delivery team • Java development using Spring Boot • JavaScript frameworks - React, Angular, Vue etc. • Cloud services (AWS or Azure) • Experience building enterprise level web applications or services • Docker / Kubernetes containerisation and orchestration • Unit and automation testing • Familiarity with Data visualisation techniques and tools • Familiarity with structured and unstructured storage of Data • Use of Code repositories, familiarity with branching strategies, pull requests and merge processes. • MongoDB • Apache Kafka • Infrastructure as Code (IaC e.g Terraform, Ansible) Responsibilities • Design and build software using industry best practice • Collaborate with stakeholders and other engineers • Contribute to the completion of milestones associated with your project • Contribute to continuous improvement within your team • Collaborate with your peers on technical direction within your team Benefits and Work Culture Benefits • Competitive salaries. • 25 days holiday + bank holidays, increasing by 2 days with time in service, plus opportunity to buy and sell up to 5 days • Contributory Pension Scheme (up to 10.5% company contribution) • Company bonus scheme (discretionary) • 6 times salary ‘Life Assurance’ with pension. • Flexible Benefits scheme with extensive salary sacrifice schemes, including Health Cashplan, Dental, and Cycle to Work amongst others. • Enhanced sick pay. • Enhanced family friendly policies including enhanced maternity, paternity & shared parental leave. • Private Medical Insurance (dependant on grade) Work Culture • 37hr working week, although hours may vary depending on role, job requirement or site-specific arrangements. • Early 1.30pm finish Friday, start your weekend early! • A grownup flexible working culture that is output, not time spent at desk, focussed. More formal flexible working arrangements can also be requested and assessed subject to the role. Please enquire or highlight any request to our Talent Acquisition team to explore the flexible working possibilities. • Up to 5 paid days volunteering each year. RTX Raytheon UK is a landed company and part of the wider RTX organisation. Headquartered in Arlington, Virginia, USA, but with over 180,000 employees globally across every continent, RTX provides advanced systems and services for commercial, military and government customers worldwide and comprises three industry-leading businesses – Collins Aerospace Systems, Pratt & Whitney, and Raytheon. Supporting over 35,000 jobs across 13 UK sites, RTX is helping to drive prosperity. Each year our work contributes over £2.7bn to the UK economy and offers a wealth of opportunities to 4,000 suppliers across England, Scotland, Wales and Northern Ireland. We’re investing in all corners of the country, supporting 29,040 jobs in England, 3,040 in Northern Ireland, 1,900 in Scotland and 1,600 in Wales. #LI-BZ1 C&I RTX adheres to the principles of equal employment. All qualified applications will be given careful consideration without regard to ethnicity, color, religion, gender, sexual orientation or identity, national origin, age, disability, protected veteran status or any other characteristic protected by law. Privacy Policy and Terms: Click on this link to read the Policy and Terms

Senior Software Engineer (Node.js)

Join Kainos and Shape the Future At Kainos, we’re problem solvers, innovators, and collaborators - driven by a shared mission to create real impact. Whether we’re transforming digital services for millions, delivering cutting-edge Workday solutions, or pushing the boundaries of technology, we do it together. We believe in a people-first culture, where your ideas are valued, your growth is supported, and your contributions truly make a difference. Here, you’ll be part of a diverse, ambitious team that celebrates creativity and collaboration. Ready to make your mark? Join us and be part of something bigger. MAIN PURPOSE OF THE ROLE & RESPONSIBILITIES IN THE BUSINESS: As a Senior Software Engineer (Senior Associate) in Kainos, you’ll be responsible for developing high quality solutions which delight our customers and impact the lives of users worldwide. It’s a fast-paced environment so it is important for you to make sound, reasoned decisions. You’ll do this whilst learning about new technologies and approaches, with talented colleagues that will help you to learn, develop and grow as you, in turn, mentor those around you. MINIMUM (ESSENTIAL) REQUIREMENTS: • Strong experience with following technical stack - AWS, Node (or any Javascript frameworks), Typescript, Terraform, AWS CDK • Proficient in designing, building, testing and maintaining modern software applications • Experience of applying development best practices and patterns in relation to security, scalability and performance • Contributing to technical decisions and direction in a collaborative team environment, including architecture, estimation, product planning, user story/requirement creation. • Experience of design and development across multiple layers of an application • Mentoring junior team members DESIRABLE: • Good communication skills, with the ability to communicate issues to technical and non-technical people. • Experience of Continuous Integration and Continuous Delivery techniques • Experience of debugging and troubleshooting live applications • Active participation in knowledge sharing activities, both within the team and with wider non-technical audiences • Experience of multiple programming languages and data storage technologies • Experience of balancing technical decisions with user needs and commercial constraints • Knowledge of public cloud platforms, such as AWS and Azure, including SaaS and PaaS offerings Embracing our differences At Kainos, we believe in the power of diversity, equity and inclusion. We are committed to building a team that is as diverse as the world we live in, where everyone is valued, respected, and given an equal chance to thrive. We actively seek out talented people from all backgrounds, regardless of age, race, ethnicity, gender, sexual orientation, religion, disability, or any other characteristic that makes them who they are. We also believe every candidate deserves a level playing field. Our friendly talent acquisition team is here to support you every step of the way, so if you require any accommodations or adjustments, we encourage you to reach out. We understand that everyone's journey is different, and by having a private conversation we can ensure that our recruitment process is tailored to your needs.

Software Engineer, Product

Who are we? Our mission is to scale intelligence to serve humanity. We’re training and deploying frontier models for developers and enterprises who are building AI systems to power magical experiences like content generation, semantic search, RAG, and agents. We believe that our work is instrumental to the widespread adoption of AI. We obsess over what we build. Each one of us is responsible for contributing to increasing the capabilities of our models and the value they drive for our customers. We like to work hard and move fast to do what’s best for our customers. Cohere is a team of researchers, engineers, designers, and more, who are passionate about their craft. Each person is one of the best in the world at what they do. We believe that a diverse range of perspectives is a requirement for building great products. Join us on our mission and shape the future! About North: North is Cohere's cutting-edge AI workspace platform, designed to revolutionize the way enterprises utilize AI. It offers a secure and customizable environment, allowing companies to deploy AI while maintaining control over sensitive data. North integrates seamlessly with existing workflows, providing a trusted platform that connects AI agents with workplace tools and applications. In this role, you will: • Design, build, ship and maintain scalable features for North, our AI workspace platform. • Take end-to-end ownership of features — from initial design and planning, through implementation, testing, and delivery. • Apply your expertise to deliver at speed, making practical technical decisions that balance velocity with depth and quality. • Collaborate closely across teams, maintaining high standards for communication, documentation, and testing. • Contribute across the stack—from front-end UI to back-end infrastructure—to develop new features, fix bugs, and optimise performance. You may be a good fit if you: • Have built, shipped & maintained production-ready applications. • Have strong coding abilities and are comfortable working across the stack. • Take a customer-focused, product-minded approach to building software, prioritising outcomes and impact. • Thrive in fast-paced environments and can stay focused as priorities and objectives evolve. • Bonus: You have a creative mindset and an eye for design — a plus if you can share a portfolio, GitHub, or other project showcases. Our tech stack: Our stack includes Python, TypeScript with React, Postgres, and is deployed on Kubernetes. We value strong fundamentals and a learning mindset over specific tech experience — if you’re excited about AI and love building fast, you’ll fit right in! If some of the above doesn’t line up perfectly with your experience, we still encourage you to apply! We value and celebrate diversity and strive to create an inclusive work environment for all. We welcome applicants from all backgrounds and are committed to providing equal opportunities. Should you require any accommodations during the recruitment process, please submit an Accommodations Request Form, and we will work together to meet your needs. Full-Time Employees at Cohere enjoy these Perks: 🤝 An open and inclusive culture and work environment 🧑‍💻 Work closely with a team on the cutting edge of AI research 🍽 Weekly lunch stipend, in-office lunches & snacks 🦷 Full health and dental benefits, including a separate budget to take care of your mental health 🐣 100% Parental Leave top-up for up to 6 months 🎨 Personal enrichment benefits towards arts and culture, fitness and well-being, quality time, and workspace improvement 🏙 Remote-flexible, offices in Toronto, New York, San Francisco, London and Paris, as well as a co-working stipend ✈️ 6 weeks of vacation (30 working days!)

Pre-Assessment Nurse Practitioner

Are you ready for a fresh new challenge? Do you want to work in a role that is rewarding, shaping the elective surgical pathway of patients? This is your chance to step into a dynamic Pre Assessment Nurse Practitioner role where the patient is the centre of the care.As part of our forward thinking service you will • Empower patients by promoting getting fitter better sooner ready for surgery. • Promote healthy lifestyle changes and access to services. • Deliver safe, high-quality, evidence-based care for patients of elective surgical pathways. • Be part of an innovative, supportive team while also having the autonomy to make an impact in your own way. We are looking for excellent communicators, natural organisers, and change makers, people who can balance independence with teamwork. Main duties of the job To provide clinical support in the Pre-Operative Assessment (POA) Unit and act as an autonomous practitioner. Undertaking both formal and informal teaching to cascade knowledge, skills and promote best practice within the POA service.The Pre Assessment Nurse Pracitioner will be responsible for planning, delivering and evaluating care to meet patients needs.Carry out duties under the direction of Department Sister providing a pre-operative assessment service for all patients accessing the unit.To work within the orgnisations policies, standard operating procedures and guidelines.To maintain effective communication with the multi-professional team about patient careTo develop knowledge and skills appropriate to the role and work areaTo contribute to the development of services and quality improvements About us The Rotherham NHS Foundation Trust (TRFT) is a combined acute and community Trust serving our local population of around 270,000 people. Our vision is to always act the right way and be proud to provide exceptional healthcare to the communities of Rotherham As a Trust we are on a journey to excellence and our people and culture are at the heart of everything we do for patients. In the latest NHS Staff Survey, we are the second most improved Trust in England for would you recommend the Trust as a place to work?, and were one of the most improved for staff engagement overall But don't just take our word for it each year hundreds of colleagues receive nominations for our Excellence and Proud awards, showcasing our brilliant people and recognising their achievements. Our people make a difference to the lives of patients every day and we are proud of the improvements we are making All of our colleagues are key to our journey, and we are continuing to improve our services by upholding the Trusts values of Ambitious, Caring and Together. If you are passionate about making a difference, then please apply to join us on our journey to excellence Certificates of Sponsorship For individuals who may require sponsorship under the skilled worker or health & care visa route please use the link below to check your eligibility. Check if you need a UK visa - GOV.UK (www.gov.uk) band 2 and band 3 roles are no longer eligible for sponsorship. Job description Job responsibilities Please see attached the job description and person specification for the full details about the role and the responsibilities. Person Specification knowledge Essential • Sound clinical knowledge in all aspects of pre-operative assessment • Understands the concepts of clinical governance and shared governance including evidence based practice and critical appraisal of research findings. Desirable • Demonstrates knowledge of effective risk management • Knowledge of current NHS issues including performance targets and the wider modernisation agenda • Knowledge of national nursing agenda and application to role • NMC Code of Conduct • Ability to organise and prioritise own workload • Ability to work independently and within a team • Use own initiative and meet deadlines Experience Essential • Previous experience in Surgery/Pre-operative Assessment • Leadership and management skills • Demonstrates specialist expertise underpinned by theory and post registered qualification(s) • Evidence of involvement and leadership in teaching and mentoring learners Desirable • Able to demonstrate appropriate clinical and managerial skills commensurate with the post Qualifications Essential • Degree level qualification or equivalent demonstrable experience at senior level • Professional and clinical competence. Desirable • Evidence of on-going professional development in a recognised and appropriate nursing field of practice Registration Essential • Registered Nurse 1st level with current NMC Registration Employer details Employer name The Rotherham NHS Foundation Trust Address The Rotherham Nhs Foundation Trust Moorgate Road Rotherham South Yorkshire S60 2UD Any attachments will be accessible after you click to apply. C9165-25-12-021

Pre-Assessment Nurse Practitioner

Are you ready for a fresh new challenge? Do you want to work in a role that is rewarding, shaping the elective surgical pathway of patients? This is your chance to step into a dynamic Pre Assessment Nurse Practitioner role where the patient is the centre of the care.As part of our forward thinking service you will • Empower patients by promoting getting fitter better sooner ready for surgery. • Promote healthy lifestyle changes and access to services. • Deliver safe, high-quality, evidence-based care for patients of elective surgical pathways. • Be part of an innovative, supportive team while also having the autonomy to make an impact in your own way. We are looking for excellent communicators, natural organisers, and change makers, people who can balance independence with teamwork. Main duties of the job To provide clinical support in the Pre-Operative Assessment (POA) Unit and act as an autonomous practitioner. Undertaking both formal and informal teaching to cascade knowledge, skills and promote best practice within the POA service.The Pre Assessment Nurse Pracitioner will be responsible for planning, delivering and evaluating care to meet patients needs.Carry out duties under the direction of Department Sister providing a pre-operative assessment service for all patients accessing the unit.To work within the orgnisations policies, standard operating procedures and guidelines.To maintain effective communication with the multi-professional team about patient careTo develop knowledge and skills appropriate to the role and work areaTo contribute to the development of services and quality improvements About us The Rotherham NHS Foundation Trust (TRFT) is a combined acute and community Trust serving our local population of around 270,000 people. Our vision is to always act the right way and be proud to provide exceptional healthcare to the communities of Rotherham As a Trust we are on a journey to excellence and our people and culture are at the heart of everything we do for patients. In the latest NHS Staff Survey, we are the second most improved Trust in England for would you recommend the Trust as a place to work?, and were one of the most improved for staff engagement overall But don't just take our word for it each year hundreds of colleagues receive nominations for our Excellence and Proud awards, showcasing our brilliant people and recognising their achievements. Our people make a difference to the lives of patients every day and we are proud of the improvements we are making All of our colleagues are key to our journey, and we are continuing to improve our services by upholding the Trusts values of Ambitious, Caring and Together. If you are passionate about making a difference, then please apply to join us on our journey to excellence Certificates of Sponsorship For individuals who may require sponsorship under the skilled worker or health & care visa route please use the link below to check your eligibility. Check if you need a UK visa - GOV.UK (www.gov.uk) band 2 and band 3 roles are no longer eligible for sponsorship. Job description Job responsibilities Please see attached the job description and person specification for the full details about the role and the responsibilities. Person Specification knowledge Essential • Sound clinical knowledge in all aspects of pre-operative assessment • Understands the concepts of clinical governance and shared governance including evidence based practice and critical appraisal of research findings. Desirable • Demonstrates knowledge of effective risk management • Knowledge of current NHS issues including performance targets and the wider modernisation agenda • Knowledge of national nursing agenda and application to role • NMC Code of Conduct • Ability to organise and prioritise own workload • Ability to work independently and within a team • Use own initiative and meet deadlines Experience Essential • Previous experience in Surgery/Pre-operative Assessment • Leadership and management skills • Demonstrates specialist expertise underpinned by theory and post registered qualification(s) • Evidence of involvement and leadership in teaching and mentoring learners Desirable • Able to demonstrate appropriate clinical and managerial skills commensurate with the post Qualifications Essential • Degree level qualification or equivalent demonstrable experience at senior level • Professional and clinical competence. Desirable • Evidence of on-going professional development in a recognised and appropriate nursing field of practice Registration Essential • Registered Nurse 1st level with current NMC Registration Employer details Employer name The Rotherham NHS Foundation Trust Address The Rotherham Nhs Foundation Trust Moorgate Road Rotherham South Yorkshire S60 2UD Any attachments will be accessible after you click to apply. C9165-25-12-021

Business Analyst (SaaS)

Senior IT Business Analyst