243 Best admin office Jobs in City Of Westminster (July 2025)

Job Description: We are looking for a highly organized and proactive Administrative Assistant to support our office operations. This is an excellent opportunity for someone with great organizational skills who is eager to start a career in administration. No prior experience in an admin role is required – full training will be provided. Key Responsibilities: Maintain tidy and organized digital and paper filing systems Respond to emails and telephone enquiries in a professional manner Schedule meetings and appointments, and keep calendars updated Input data accurately into company systems or spreadsheets Prepare simple documents, reports, and presentations Support the team with day-to-day admin tasks and errands Order and manage office supplies and equipment Help maintain a clean and efficient office environment What We’re Looking For: Excellent organizational and time management skills A strong attention to detail Good communication skills, both written and verbal Basic computer skills (email, internet, Microsoft Word/Excel or Google Docs/Sheets) A positive attitude and willingness to learn Ability to multitask and stay calm under pressure Desirable but Not Essential: Previous experience in retail, hospitality, or customer service Familiarity with using spreadsheets or email systems Interest in developing a career in office or business administration What We Offer: Full training and ongoing support A friendly, supportive working environment Opportunities to grow within the company Flexible working hours

SALES AND ADMIN EXCUTIVE

Company Name: Wood and Beyond Job Title: Sales and Customer Service Executive Location: London, NW11 Salary: £25000 - £27,000 depending on experience Optional – Bonuses on achieving targets. We are a dynamic and rapidly growing company specializing in home interior products and based in North West London, UK, offering friendly and challenging environment. The Role: Sales over the phone, show room and on live chats. General office administration Taking inbounds calls and selling products, benefits and any special offers. Providing after sales care and logistics Process orders from A-Z Booking deliveries Preparing deliveries support documents Preparing samples when/If required and posting them The Successful Candidate: Excellent English communication (verbal and written) skills Highly organized, good administration skills Excellent attention to detail Good knowledge of Microsoft Office Excellent telephone manner Enjoy working within a target-driven team environment Team player and highly motivated Previous experience in a customer-facing role/ office management Previous sales experience Previous experience in the industry/flooring company (wood/tiles/carpet) BA in a related subject Company: a dynamic and rapidly growing company specializing in home interior products and based in North West London, UK, offering a friendly and challenging environment. Hours: Mon-Fri 09:00-17:30, Saturday/Sunday 11:000- 16:00 ( When required) Reports to: Office and operation Manager Starts date: ASAP Summary: Administration, Sales, and Customer Service Executive is needed to join our international team, to provide customer service and logistics, sales, and administration support.

Assistant Restaurant Manager

Oita Soho is a vibrant and busy restaurant located in the heart of Chinatown delivering exceptional dining experiences — and we’re seeking a skilled Assistant Manager to support daily operations, oversee the floor, handle admin, and uphold top-tier service. Key Responsibilities: - Assist the Restaurant Managers in overseeing daily operations and ensuring a seamless customer experience. - Perform administrative tasks including HR duties, bookkeeping, payroll processing, and managing take-away platforms. - Handle hiring processes, including interviewing and onboarding new staff members. - Maintain accurate records and manage restaurant numbers and financial data. - Support in inventory management and ordering supplies. - Ensure compliance with health and safety regulations. - Address customer inquiries and resolve issues promptly. - Lead and motivate the team to deliver exceptional service. Requirements : - Minimum of 2 years of experience in a similar role within the hospitality industry. - At least 1 reference from a previous employer. - Proficiency in MS Office, including Microsoft Word and Excel. - Strong organizational and multitasking skills. - Excellent communication and leadership abilities. - Ability to work flexible hours, including evenings and weekends. - A proactive approach to problem-solving and a keen eye for detail. What We Offer: - Competitive salary based on experience; £32000 annual salary + £3600 service charge + bonuses; 48 hours a week - Opportunities for career advancement within the company. - A supportive and friendly working environment. - Employee discounts on meals. - Ongoing training and development opportunities.

Sales & Customer Service Administrator Location: Park Royal, NW10 7JS, London Salary: £13 – £16 per hour + Comission Job Type: Full-time / Part-time Experience: Required Language: English (Expert) Join Terani – A Luxury Car Experience Terani is a leading prestige car dealership based in Park Royal, London, specialising in high-end, bespoke vehicles. We are known for our commitment to exceptional customer service, tailored client journeys, and an immaculate showroom experience. We’re now looking for a Sales & Customer Service Administrator to join our growing team — someone who thrives in a luxury environment, enjoys building relationships, and understands what it means to deliver a seamless customer experience. Key Responsibilities: • Assist in managing client consultations and support the vehicle sales process • Provide exceptional service both face-to-face and over the phone • Oversee administrative tasks related to sales and customer records • Coordinate custom vehicle orders and aftersales requests • Handle post-sale support, ensuring ongoing client satisfaction • Maintain high standards of organisation, accuracy, and professionalism About You: • Previous experience in sales, admin, or customer service (automotive or luxury retail preferred) • Excellent English communication skills – both written and verbal • Well-organised, with a strong attention to detail • Confident, polished, and customer-focused • Able to manage multiple tasks in a fast-paced environment • Competent with computer systems and standard office tools Why Work with Us? At Terani, you’ll be part of a brand that values excellence, trust, and client care. You’ll work in a supportive team, in a stylish setting, with the opportunity to grow your skills in both sales and service. How to Apply: Think you’re the right fit? Send us your CV — we’d love to hear from you.

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Environmentalist Crowd

Office worker although remote work might be possible (not guranteed) Gross Pay is £2250 per month. £12.52 per hour. Hours: 08:30 – 18:00 1hr 45 minutes break per day (unpaid) Monday to Friday. Selected candidate will need to: Have the ability to quickly learn and oversee CRM management. Print, compile and prepare materials in advance of all meetings Assisting in company marketing materials, company newsletter and social media Helping to manage the operations of the firm such as HR admin, systems and processes, hiring, technology. The following areas: Watford, Richmond, Earls Court , Marylebone Islington, Camden, Paddington, kensington Notting Hill, Chelsea, Fulham, Borehamwood, Will be required to start immediately. Will be required to declare if you are working another part-time job Great Portland St, London W1W 5PF

Smithfield, City of London

Job Opening: Receptionist-Morning shifts Full-time: Between 3-4 shifts per week. 9.30AM -18.00PM Location: 12 Smithfield Street, EC1A 9LA About Us: We are a Karaoke & Cocktail Bar, the premier karaoke destination in town! With a vibrant atmosphere a tasty cocktail menu, a state-of-the-art sound systems, and an extensive song library, we provide an unforgettable experience for our patrons. We are looking for an enthusiastic and organized individual to join our team. Responsibilities: -Opening the venue -Answering phone calls for daily enquires -Taking bookings and payments over the phone -Keeping the work place tidy and clean -Checking the rooms/systems/ reporting any issues -Keeping a close connection with the managers about the good functioning of the place -Setting up the bar and reception for service. Be able to serve drinks, coctails,etc training will be givin. -Welcoming and taking costumers to rooms, accommodating them by showing how to work the karaoke system and serving drinks. Qualifications: Previous experience in hospitality or entertainment preferred. Excellent leadership and interpersonal skills. Strong organizational and multitasking abilities. Written and verbal communication skills. Customer service. Familiarity with Microsoft Office. Passion for music and a knack for creating fun, engaging environments. Ability to work flexible hours, including nights and weekends. Proficient in basic computer applications and POS systems What We Offer: Competitive salary and performance service charge A dynamic and supportive work environment. Pension scheme Opportunities for career growth and development. Discounts on food, drinks, and private karaoke rooms. A chance to be part of a fun and lively team dedicated to making every night memorable! How to Apply: Send your resume and a cover letter explaining why you would be a great fit for our Karaoke Bar, or message us in the chat. We can’t wait to hear from you! Join us at Karaoke Box Smithfield and help us make every night sing! . Experience in admin is valued, also some basic knowledge of bar is required but full training will be provided! 18+ and advanced English is a must. If you are a dedicated individual passionate about karaoke and providing exceptional customer service, apply now to be part of our dynamic team!

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